FIELD GUIDESource-led reference
Port & Cable

P193 / PC power / Connector

12VHPWR 16-contact auxiliary power connector

12VHPWR is a 16-contact auxiliary-power form with twelve larger power contacts and four smaller sideband contacts in the cited ATX guide.

Also called 12VHPWR PCIe 5 power 16 pin GPU power 12+4 power connector

Sixteen contacts alone cannot distinguish 12VHPWR from a 12V-2x6 implementation.

Look for

Use the exact PSU, cable and graphics-card instructions. This page does not approve adapters, bend radius, insertion quality or load.

Claim inspection dates: 2026-10-05, 2026-10-12 · Independent review pending

12VHPWR 16-contact auxiliary power connector: three-quarter view. Computer-generated illustration, not a photograph.

Three-quarter view Computer-generated illustration with prior AI visual review. Not a photograph, measurement or compatibility check. Independent technical and rights review pending.

12VHPWR 16-contact auxiliary power connector: mating face. Computer-generated illustration, not a photograph.

Mating face Computer-generated illustration with prior AI visual review. Not a photograph, measurement or compatibility check. Independent technical and rights review pending.

12VHPWR 16-contact auxiliary power connector: fitted in place. Computer-generated illustration, not a photograph.

Fitted in place Computer-generated illustration with prior AI visual review. Not a photograph, measurement or compatibility check. Independent technical and rights review pending.

12VHPWR 16-contact auxiliary power connector: original recognition drawing, not to scale.

Recognition drawing Original schematic, not to scale. Drawing review pending.

Image inspection / P193

See the view. Check its scope.

2 registered views for this reference. Different part examples are not automatically mates; all remain not to scale and independently unapproved.

Power generations / keep the header revision. Concept only; not a connector drawing, pinout or fit approval. (private workspace)

P193 / Concept — not physical geometry

Power generations / keep the header revision

Original 12VHPWR and revised 12V-2x6 are separate document contexts; no physical geometry.

Conceptual source-field relationship; not a physical view · Concept only

Not to scale. Technical and rights review pending.

Inspect view & provenance (private workspace)
12VHPWR: The text separates twelve power contacts from four sideband contacts. Concept diagram only; no physical connector geometry is depicted. (private workspace)

P193 / Concept — not physical geometry

12VHPWR

Historical Intel ATX 3.0 description

12 power + 4 sideband; not a mating face · Concept only

Not to scale. Technical and rights review pending.

Inspect view & provenance (private workspace)

Matching notes / PC power / P193

Can contact count identify the GPU-power revision?

FIELD NOTES 03

No. A 12-power-plus-4-sideband description alone does not identify revision-specific physical geometry or a particular cable’s rating.

SOURCE-SUPPORTED LEAD

What the evidence supports

The historical Intel description supports the 12VHPWR contact-group concept.

INSUFFICIENT MATCHING EVIDENCE

What not to conclude

The same total contact count is insufficient evidence for identifying a 12V-2x6 header.

NOT ESTABLISHED

Keep this check open

Exact revision, contact lengths, cable suitability and installation status remain unknown.

Before you choose a part

  1. Read the exact header or equipment designation.
  2. Use the revision-specific manufacturer drawing and installation guide.
  3. Stop if the physical revision or approved cable is unresolved.
Evidence for this decision · 3 source-scoped observations

C193A (private workspace) — Intel describes the 12VHPWR auxiliary-power connector form as twelve larger power contacts plus four smaller sideband contacts and distinguishes it from legacy 2x3/2x4 PCIe forms.

V36 catalogue-expansion identification fact only; not independent technical approval, fabrication data, wiring instruction or end-to-end compatibility proof. S199

C193B (private workspace) — Intel ATX Version 3.0 documents 12VHPWR with twelve larger power contacts plus four smaller sideband contacts, 3.0 mm power-contact spacing, pins 1–6 +12V3/V4, pins 7–12 COM, and sideband S1 CARD_PWR_STABLE, S2 CARD_CBL_PRES#, S3 SENSE0, S4 SENSE1.

V37 engineering-depth sidecar fact; source-checked but not independently human-approved, not a fabrication drawing, and not a safe-substitution or repair instruction. This claim is explicitly historical 12VHPWR/ATX 3.0 scope and is not a 12V-2x6 equivalence claim. S216

C260A (private workspace) — Molex identifies part 2191161161 as a PCIe CEM5 12V-2x6 header with 16 circuits, configured as 12 power and 4 signal circuits.

V43 catalogue-expansion identification fact only; not independent technical approval, fabrication data, wiring instruction, protocol guarantee or end-to-end compatibility proof. S280

Manufacturer evidence is not an independent review, wiring assignment or hardware test.

Visual atlas / Series 02 / P193

Keep the unknown visible.

PHYSICAL VIEW BLOCKED
12VHPWR: The text separates twelve power contacts from four sideband contacts. Concept diagram only; no physical connector geometry is depicted.
Contact-count concept. Historical Intel ATX 3.0 description. 12 power + 4 sideband; not a mating face. Independently fitted; not a size reference.

What this view supports

  1. The text separates twelve power contacts from four sideband contacts
  2. Contact counts do not identify a revision-specific header

What remains unknown

This diagram establishes neither pin position nor generation-specific contact lengths or a safe power rating.

Why no physical view? No inspected revision-specific physical view sufficient to depict distinguishing contact geometry.

The next useful check

Find the exact device/header designation and source drawing, then use the equipment installation instructions.

A shared count does not identify a generation
Exact source view, limits and rights

Visual inspection 2026-10-11. AI-assisted source inspection; independent drawing and rights reviews pending. These are original qualitative interpretations, not mechanical drawings, pinouts or approved connections.

Independent simplified vector interpretation and original factual paraphrase only. No manufacturer image, PDF, CAD, logo or traced path is redistributed. Independent technical and rights assessment remains pending.

  • S199 · Intel — ATX Version 3.0 — PCI Express add-in card connectors

    PCIe auxiliary power connector section

    Identifies legacy 2x3 and 2x4 PCIe auxiliary-power forms and the 12VHPWR form with twelve larger power contacts plus four smaller sideband contacts. Identification/reference scope only. V36 does not convert this source into a universal pinout, fabrication drawing, electrical approval or end-to-end compatibility verdict.

  • S216 · Intel — ATX Version 3.0 — PCIe auxiliary power connector assignments

    Tables 5-4, 5-5 and 5-7; 12VHPWR connector description

    Engineering-sidecar source for legacy PCIe 2x3/2x4 assignments and the ATX 3.0 12VHPWR 12+4 assignment/3.0 mm power-contact spacing context. Exact ATX 3.0 design-guide scope only. 12VHPWR is retained as the documented historical form and must not be silently generalized to later 12V-2x6 revisions or proprietary modular-PSU connectors.

Canonical evidence is retained separately. Existing claim dates are unchanged; only new V118 claims have a new inspection date. No live electrical, energized probing, forced mating or optical-port inspection is recommended.

INTERNAL SYSTEMS / POWER

12VHPWR and 12V-2x6: similar mating family, different revision

No. The inherited ATX 3.0 source documents the earlier twelve-power-plus-four-sideband 12VHPWR design. The later Intel ATX 3 (2.1a) revision explicitly replaces the PCB-header definition with 12V-2x6 while retaining a compatible cable-plug interface. Identify the actual hardware revision and full cable/PSU path instead of deciding by the number of visible contacts.

Conceptual role comparison: 12VHPWR / earlier header versus 12V-2x6 / revised header. Exterior plug shape cannot prove connector revision, seating quality or safe power. Not to scale, no pinout or mechanical mating dimensions.
Older vs revised 12+4 power. Original qualitative role diagram; not mechanical artwork, not to scale or a wiring map. Source context S199 · S280.

Three checks before proceeding

  1. Locate the connector revision in GPU, PSU and cable documentation.
  2. Use a known compatible manufacturer cable assembly; never repin or force.
  3. Inspect for damage under equipment-maker procedures and discontinue use if abnormalities are found.

One mistake to avoid

Assuming that a visually similar, possibly partially seated or damaged cable is validated by interchangeability of the nominal plug form.

Full technical reading, sources and related identities →

Claim-specific evidence remains in the canonical record. Concept diagrams do not show any safe wiring or mechanical mating geometry.

The useful distinction

Recognize it. Then verify it.

12VHPWR is a 16-contact auxiliary-power form with twelve larger power contacts and four smaller sideband contacts in the cited ATX guide. [C193A]

Intel revision 2.11 identifies H+ with the previously defined 12VHPWR connector and distinguishes the revised 12V-2x6 PCB connector with H++. [C193C]

Intel version 2.01 describes two original 12VHPWR housing options differentiated by sideband-contact protection. [C193D]

Source-scoped identification facts

Each value retains its exact example, role and measurement axis. Facts from different parts must not be combined into an invented component.

Documented examples; not a mating drawing or compatibility approval
Nominal contacts16S199Source-backed total of twelve larger plus four smaller contacts; not a pin assignment.
Contact pitch3 mm Power-contact spacingS216Recorded source-scoped values; named examples do not describe every family variant or establish compatibility. nominal_identifier; ATX 3.0 PCIe auxiliary-power cable plug / add-in-card header interface
Connector roleplug; header; PCB headerS199 · S216 · S561Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. ATX 3.0 PCIe auxiliary-power cable plug / add-in-card header interface IntelATX12VO613768Rev2.11 historical12VHPWR distinction. Documented role: PCB header. This isanexplicitcomparisonofolder12VHPWRandreplacement12V-2x6;H++isnottransferredto12VHPWR.; Noindividualspecimen,600Wcapability,markinglocationorunchangedheaderdimensionsclaimed. Existingdatedvariantsstayseparate.
SeriesIntelATX12VO613768Rev2.11 historical12VHPWR distinctionS561Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. IntelATX12VO613768Rev2.11 historical12VHPWR distinction. Documented role: PCB header. This isanexplicitcomparisonofolder12VHPWRandreplacement12V-2x6;H++isnottransferredto12VHPWR.; Noindividualspecimen,600Wcapability,markinglocationorunchangedheaderdimensionsclaimed. Existingdatedvariantsstayseparate.
Recorded markingsHistorical12VHPWR PCBconnector is documented with H+;replacement12V-2x6 usesH++.S561Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. IntelATX12VO613768Rev2.11 historical12VHPWR distinction. Documented role: PCB header. This isanexplicitcomparisonofolder12VHPWRandreplacement12V-2x6;H++isnottransferredto12VHPWR.; Noindividualspecimen,600Wcapability,markinglocationorunchangedheaderdimensionsclaimed. Existingdatedvariantsstayseparate.

Not recorded: Positions / cavity span, Populated contacts, Contact rows, Dimensions / axis, Contact gender / arrangement, Mounting, Coupling / latch, Keying / polarization, Shell / form, Manufacturer, Exact part / implementation, View convention. Unknown fields stay unknown; illustrations supply no measurements or pin assignments.

Recorded variant and source limits
  • This is the ATX 3.0 12VHPWR form, not a blanket statement about 12V-2x6 or later revisions.
  • No physical face orientation, insertion-depth measurement or cable-bend guidance is inferred here.
  • Use current PSU/GPU manufacturer documentation for an actual installation.
  • 12VHPWR cable plug, per Intel's statement that the renamed 12V-2x6 cable plug is unchanged: Identifiers per Table 5-7.
  • GIGABYTE GP-UD850GM-A PG5 'PCI-E 16 Pin' cable: Drawing on the cited page.
  • Intel guide rev 2.0 12VHPWR: Intel Figure 5-4 cable-plug assembly face drawing, sideband below: pin 1 lower left, pin 2 immediately right of it, pin 12 upper right; S1 left, S4 right. Not a PCB-header or cable wire-entry view.
  • Retained rows context (excluded from normalized contact/body field): 2. V36 catalogue-expansion identification fact only; not independent technical approval, fabrication data, wiring instruction or end-to-end compatibility proof. Sources: S199: PCIe auxiliary power connector section
  • Retained rows context (excluded from normalized contact/body field): 2. Printed page 63. A label comparison is not an assessment of an actual cable, seating, available power or exact manufacturer part. Sources: S561: Revision 2.11 / May 2024. Printed pages 17, 58, 59 and 63 visually inspected; page 63 special note compares 12V-2x6 and earlier 12VHPWR.
Report a correction to these facts →

Bounded facts, visible unknowns

Specifications and limits

12VHPWR 16-contact auxiliary power connector facts and limitations
Documented identification16 contacts: 12 larger power contacts plus 4 smaller sideband contacts. [C193A]
Mechanical dimensionsNo independently reviewed mechanical drawing in V36; do not use this page for fabrication, fit testing or tolerance work.
Engineering pinoutSource-checked engineering profile available; independent review pending. Open engineering profile →
Verified device listNot included. Check exact device and accessory documentation.
A boundary, not an omission to guess around.

Use the source-backed form or position count only for identification. Resolve ratings, protocol, direction, wiring, cable construction and exact device support from the relevant equipment and component documentation.

Before you connect

What to check

  1. Identify the exact connector family and variant from the equipment or cable documentation.
  2. Keep shape, contact count, protocol, electrical rating and device support as separate facts.
  3. Do not force, rewire or adapt a connector from this recognition record; resolve the remaining requirements first.
Trace a supported connection class →

Pins & wiring

Pinout

Choose the exact wiring. Pin numbers follow its stated view; a schematic does not establish physical positions. Check your exact device before wiring.

What the status labels mean
Confirmed
Recorded research passes agree within this variant; this is not independent human review or hardware validation.
Single source
Only one underlying document, or one pass, supports this assignment.
Device-specific
Supported for the named equipment or wiring only. Check your device’s manual.
Unverified
Missing or conflicting evidence. Do not wire from this row.
Not connected
The source explicitly says NC, no contact or no pin for this wiring.
Wiring variant

12VHPWR cable plug, per Intel's statement that the renamed 12V-2x6 cable plug is unchanged

View and evidence limits

Identifiers per Table 5-7.

  • P193 12VHPWR — **Agree** on all 16 identifiers — A uses the unchanged cable-plug statement in Intel rev 2.1a plus a GIGABYTE diagram. B retrieved Intel **rev 2.0** directly and its original 12VHPWR sideband sections, filling A's original-revision evidence gap. Different revisions of the same Intel guide are not independent issuers. Keep the old sense encoding separate from P260.
  • Intel rev 2.1a does not print a separately titled 12VHPWR table; it says the 12VHPWR name was changed to 12V-2x6 throughout and the cable plug did not change. The assignment is verified on that basis.
  • The original 12VHPWR (PCIe CEM 5.0 / Intel ATX 3.0 rev 2.0) SENSE0/SENSE1 power-level table was not obtained; Intel says rev 2.1 changed the 150 W and 0 W definitions. Only the 12V-2x6 encoding is recorded (under P260).
  • Earlier Intel revisions with the 12VHPWR-titled table were not available from the Intel host (requests refused).
12VHPWR 12+4 logical assignment (ATX 3.0 scope)Identifiers per Table 5-7.SCHEMATIC · physical positions unconfirmedNot to scale · check the named wiring and device manual1: +12V3/V4 (single_source)12: +12V3/V4 (single_source)23: +12V3/V4 (single_source)34: +12V3/V4 (single_source)45: +12V3/V4 (single_source)56: +12V3/V4 (single_source)67: COM (single_source)78: COM (single_source)89: COM (single_source)910: COM (single_source)1011: COM (single_source)1112: COM (single_source)12S1: CARD_PWR_STABLE (single_source)S1S2: CARD_CBL_PRES# (single_source)S2S3: SENSE0 (single_source)S3S4: SENSE1 (single_source)S4powergrounddataConfigshieldNCUnknown
Schematic only · physical contact positions unconfirmed. Original drawing · not to scale. Scroll sideways if needed.
12VHPWR cable plug, per Intel's statement that the renamed 12V-2x6 cable plug is unchanged — source-scoped contact map
PinSignalWhat it doesStatus
1+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
2+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
3+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
4+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
5+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
6+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
7COMGround reference and return.Single source
Sources
8COMGround reference and return.Single source
Sources
9COMGround reference and return.Single source
Sources
10COMGround reference and return.Single source
Sources
11COMGround reference and return.Single source
Sources
12COMGround reference and return.Single source
Sources
S1CARD_PWR_STABLEControl, detection or configuration connection; check the source and device.Single source
Sources
S2CARD_CBL_PRES#Control, detection or configuration connection; check the source and device.Single source
Sources
S3SENSE0Control, detection or configuration connection; check the source and device.Single source
Sources
S4SENSE1Control, detection or configuration connection; check the source and device.Single source
Sources
Sources (1)

GIGABYTE GP-UD850GM-A PG5 'PCI-E 16 Pin' cable

Device-specific wiring. Check your device’s manual before connecting or applying power.

View and evidence limits

Drawing on the cited page.

  • P193 12VHPWR — **Agree** on all 16 identifiers — A uses the unchanged cable-plug statement in Intel rev 2.1a plus a GIGABYTE diagram. B retrieved Intel **rev 2.0** directly and its original 12VHPWR sideband sections, filling A's original-revision evidence gap. Different revisions of the same Intel guide are not independent issuers. Keep the old sense encoding separate from P260.
  • The GIGABYTE diagram calls the connector 'PCI-E 16 Pin' and does not use the name 12VHPWR; the PG5 series' connector naming was not confirmed from a GIGABYTE page.
  • The original 12VHPWR (PCIe CEM 5.0 / Intel ATX 3.0 rev 2.0) SENSE0/SENSE1 power-level table was not obtained; Intel says rev 2.1 changed the 150 W and 0 W definitions. Only the 12V-2x6 encoding is recorded (under P260).
  • Earlier Intel revisions with the 12VHPWR-titled table were not available from the Intel host (requests refused).
12VHPWR 12+4 logical assignment (ATX 3.0 scope)Drawing on the cited page.SCHEMATIC · physical positions unconfirmedNot to scale · check the named wiring and device manual1: +12V (device_specific)12: +12V (device_specific)23: +12V (device_specific)34: +12V (device_specific)45: +12V (device_specific)56: +12V (device_specific)67: GND (device_specific)78: GND (device_specific)89: GND (device_specific)910: GND (device_specific)1011: GND (device_specific)1112: GND (device_specific)12S1: CARD_PWR_STABLE (device_specific)S1S2: CARD_CBL_PRES# (device_specific)S2S3: SENSE0 (device_specific)S3S4: SENSE1 (device_specific)S4powergrounddataConfigshieldNCUnknown
Schematic only · physical contact positions unconfirmed. Original drawing · not to scale. Scroll sideways if needed.
GIGABYTE GP-UD850GM-A PG5 'PCI-E 16 Pin' cable — source-scoped contact map
PinSignalWhat it doesStatus
1+12VPower connection (+12V). Check the specified supply.Device-specific
Sources
2+12VPower connection (+12V). Check the specified supply.Device-specific
Sources
3+12VPower connection (+12V). Check the specified supply.Device-specific
Sources
4+12VPower connection (+12V). Check the specified supply.Device-specific
Sources
5+12VPower connection (+12V). Check the specified supply.Device-specific
Sources
6+12VPower connection (+12V). Check the specified supply.Device-specific
Sources
7GNDGround reference and return.Device-specific
Sources
8GNDGround reference and return.Device-specific
Sources
9GNDGround reference and return.Device-specific
Sources
10GNDGround reference and return.Device-specific
Sources
11GNDGround reference and return.Device-specific
Sources
12GNDGround reference and return.Device-specific
Sources
S1CARD_PWR_STABLEControl, detection or configuration connection; check the source and device.Device-specific
Sources
S2CARD_CBL_PRES#Control, detection or configuration connection; check the source and device.Device-specific
Sources
S3SENSE0Control, detection or configuration connection; check the source and device.Device-specific
Sources
S4SENSE1Control, detection or configuration connection; check the source and device.Device-specific
Sources
Sources (1)

Intel guide rev 2.0 12VHPWR

View and evidence limits

Intel Figure 5-4 cable-plug assembly face drawing, sideband below: pin 1 lower left, pin 2 immediately right of it, pin 12 upper right; S1 left, S4 right. Not a PCB-header or cable wire-entry view.

  • P193 12VHPWR — **Agree** on all 16 identifiers — A uses the unchanged cable-plug statement in Intel rev 2.1a plus a GIGABYTE diagram. B retrieved Intel **rev 2.0** directly and its original 12VHPWR sideband sections, filling A's original-revision evidence gap. Different revisions of the same Intel guide are not independent issuers. Keep the old sense encoding separate from P260.
  • Main power positions are all connected in the documented cable. Sideband contacts are signal circuits.
  • Table 3-6 SENSE0/SENSE1: ground/ground = 375 W initial / 600 W sustained; open/ground = 225/450 W; ground/open = 150/300 W.
  • Open/open = 100 W initial / 150 W maximum sustained. This historical H+ 12VHPWR behavior must not be replaced with the newer open/open 0 W behavior.
  • CEM full text, unnamed device optional sideband support, actual cable assemblies, proprietary PSU ends and connector qualification remain unverified.
12VHPWR 12+4 logical assignment (ATX 3.0 scope)Intel Figure 5-4 cable-plug assembly face drawing, sideband below: pin 1 lower left, pin 2 immediately right of it, pin 12 upper right; S1 left, S4 right. Not a PCB-header or cable wire-entry view.SCHEMATIC · physical positions unconfirmedNot to scale · check the named wiring and device manual1: +12V3/V4 (single_source)12: +12V3/V4 (single_source)23: +12V3/V4 (single_source)34: +12V3/V4 (single_source)45: +12V3/V4 (single_source)56: +12V3/V4 (single_source)67: COM (single_source)78: COM (single_source)89: COM (single_source)910: COM (single_source)1011: COM (single_source)1112: COM (single_source)12S1: CARD_PWR_STABLE (single_source)S1S2: CARD_CBL_PRES# (single_source)S2S3: SENSE0 (single_source)S3S4: SENSE1 (single_source)S4powergrounddataConfigshieldNCUnknown
Schematic only · physical contact positions unconfirmed. Original drawing · not to scale. Scroll sideways if needed.
Intel guide rev 2.0 12VHPWR — source-scoped contact map
PinSignalWhat it doesStatus
1+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
2+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
3+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
4+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
5+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
6+12V3/V4Power connection (+12V3/V4). Check the specified supply.Single source
Sources
7COMGround reference and return.Single source
Sources
8COMGround reference and return.Single source
Sources
9COMGround reference and return.Single source
Sources
10COMGround reference and return.Single source
Sources
11COMGround reference and return.Single source
Sources
12COMGround reference and return.Single source
Sources
S1CARD_PWR_STABLEControl, detection or configuration connection; check the source and device.Single source
Sources
S2CARD_CBL_PRES#Control, detection or configuration connection; check the source and device.Single source
Sources
S3SENSE0Control, detection or configuration connection; check the source and device.Single source
Sources
S4SENSE1Control, detection or configuration connection; check the source and device.Single source
Sources
Sources (4)

What is not established

This field note does not approve a connection, adapter, cable assembly, rewiring scheme or fabricated part. It intentionally omits unsupported pin assignments and mechanical tolerances.

Your next step

Move from the form to the requirement.

Read the engineering reference Source-scoped details, orientation and explicit unknowns.Work through a connection Choose your task before deciding on a cable.Explore this evidence trail Inspect the claims and their dependencies. (private workspace)

The source trail

Evidence for this page

AI-assisted inspection is not independent engineering review. Source scope and access limitations are disclosed below. Procedural checklists are editorial requirements, not hardware measurements.

Back to first citation ↑
C193ASource checked · pending review

Intel describes the 12VHPWR auxiliary-power connector form as twelve larger power contacts plus four smaller sideband contacts and distinguishes it from legacy 2x3/2x4 PCIe forms.

Intel · ATX Version 3.0 — PCI Express add-in card connectors ↗

Locator: PCIe auxiliary power connector section
Access: public page. Identification/reference scope only. V36 does not convert this source into a universal pinout, fabrication drawing, electrical approval or end-to-end compatibility verdict.

S199: full source recordInspect review dependencies → (private workspace)

Claim scope: V36 catalogue-expansion identification fact only; not independent technical approval, fabrication data, wiring instruction or end-to-end compatibility proof.. Next review due 2027-01-03.

Back to first citation ↑
C193CSource checked · pending review

Intel revision 2.11 identifies H+ with the previously defined 12VHPWR connector and distinguishes the revised 12V-2x6 PCB connector with H++.

Intel · Intel ATX12VO Design Guide revision 2.11 — role and generation boundaries ↗

Locator: Revision 2.11 / May 2024. Printed pages 17, 58, 59 and 63 visually inspected; page 63 special note compares 12V-2x6 and earlier 12VHPWR.
Access: public pdf text. No independent review, wiring, current rating, mating or fabrication approval. Retrieval status and document revision retained.

S561: full source recordInspect review dependencies → (private workspace)

Claim scope: Printed page 63. A label comparison is not an assessment of an actual cable, seating, available power or exact manufacturer part.. Next review due 2027-01-10.

Back to first citation ↑
C193DSource checked · pending review

Intel version 2.01 describes two original 12VHPWR housing options differentiated by sideband-contact protection.

Intel · Intel ATX multi-rail guide version 2.01 — original 12VHPWR options ↗

Locator: Version 2.01 / document 336521 / 1 February 2023. Original 12VHPWR subsection: H+ identifier and two housing options distinguished by sideband protection.
Access: public page. No independent review, wiring, current rating, mating or fabrication approval. Retrieval status and document revision retained.

S562: full source recordInspect review dependencies → (private workspace)

Claim scope: Historical text only; neither option’s geometry was visually inspected in this round. A later 12V-2x6 illustration is not substituted.. Next review due 2027-01-10.

Suggest a correction to this field note →

Put this field note to work.

Add to discovery trayRecord an unsaved candidate (private workspace)

Compare look-alikes: Legacy PCIe auxiliary power versus 12VHPWR · PCIe 8-pin, 12VHPWR and 12V-2x6 auxiliary power

Candidate selection does not confirm the identity or capabilities of your physical item.

Use this reference

From identity to the right next question

POWER ROLES / COMPONENT & DOCUMENT IDENTITY

Check the role before the resemblance.

12VHPWR / Intel version 2.01

Role
Historical connector description, not the revised header.
Distinction
H+ and two housing options belong to the documented context.
Established
The source keeps original 12VHPWR separate from later 12V-2x6.
Not established
Neither original housing option received a physical study here.
Next check
Keep the document version and request the matching physical view.
Evidence, revision & limits

Observed . C193C · C193D

Intel ATX12VO Design Guide revision 2.11 — role and generation boundaries ↗
Revision 2.11 / May 2024. Printed pages 17, 58, 59 and 63 visually inspected; page 63 special note compares 12V-2x6 and earlier 12VHPWR.
S561 · canonical observation date 2026-10-12. This specified guide revision only. It separates PCB headers from cable plugs and describes changed PCB-header contact lengths. No pinout, dimensions, sensing circuit, power rating or fit approval is imported.

Intel ATX multi-rail guide version 2.01 — original 12VHPWR options ↗
Version 2.01 / document 336521 / 1 February 2023. Original 12VHPWR subsection: H+ identifier and two housing options distinguished by sideband protection.
S562 · canonical observation date 2026-10-12. Historical HTML text was available during this session; subsequent refresh attempts timed out. The figures were not visually inspected. No original physical silhouette or current-version assertion is supplied.

Observation date is not a document issue date. No hardware, wiring, seating, fit or independent approval.

No new physical view closes this reference’s image request in V137. Concepts are not specimen substitutes.

Read the power reference and open-image ledger →

Evidence behind this page

Scope first. Source second. Approval separate.

3 linked sources · 3 scoped claims · 0 sources with inspection/access flags.

Page scope: catalogue_expansion_v36

Assessment 2026-10-22 · earliest scheduled source review 2027-01-03. This is a recorded-date assessment, not a live source check. Page-level independent review is not established by this panel.

Inspect 3 source scopes, access limits and dates

S199 · ATX Version 3.0 — PCI Express add-in card connectors

Intel · Manufacturer / product-owner domain · inspected 2026-10-05 · due 2027-01-03

Within inspection window

Scoped support: Identifies legacy 2x3 and 2x4 PCIe auxiliary-power forms and the 12VHPWR form with twelve larger power contacts plus four smaller sideband contacts.

Not established / limitations: Identification/reference scope only. V36 does not convert this source into a universal pinout, fabrication drawing, electrical approval or end-to-end compatibility verdict.

Locator: PCIe auxiliary power connector section

S561 · Intel ATX12VO Design Guide revision 2.11 — role and generation boundaries

Intel · Manufacturer / product-owner domain · inspected 2026-10-12 · due 2027-01-10

Within inspection window

Scoped support: This specified guide revision only. It separates PCB headers from cable plugs and describes changed PCB-header contact lengths. No pinout, dimensions, sensing circuit, power rating or fit approval is imported.

Not established / limitations: No independent review, wiring, current rating, mating or fabrication approval. Retrieval status and document revision retained.

Locator: Revision 2.11 / May 2024. Printed pages 17, 58, 59 and 63 visually inspected; page 63 special note compares 12V-2x6 and earlier 12VHPWR.

S562 · Intel ATX multi-rail guide version 2.01 — original 12VHPWR options

Intel · Manufacturer / product-owner domain · inspected 2026-10-12 · due 2027-01-10

Within inspection window

Scoped support: Historical HTML text was available during this session; subsequent refresh attempts timed out. The figures were not visually inspected. No original physical silhouette or current-version assertion is supplied.

Not established / limitations: No independent review, wiring, current rating, mating or fabrication approval. Retrieval status and document revision retained.

Locator: Version 2.01 / document 336521 / 1 February 2023. Original 12VHPWR subsection: H+ identifier and two housing options distinguished by sideband protection.

Trace 3 claims to their source records

C193A · P193

Intel describes the 12VHPWR auxiliary-power connector form as twelve larger power contacts plus four smaller sideband contacts and distinguishes it from legacy 2x3/2x4 PCIe forms.

Claim scope: V36 catalogue-expansion identification fact only; not independent technical approval, fabrication data, wiring instruction or end-to-end compatibility proof.

Source links: S199 · Evidence trail → (private workspace)

C193C · P193

Intel revision 2.11 identifies H+ with the previously defined 12VHPWR connector and distinguishes the revised 12V-2x6 PCB connector with H++.

Claim scope: Printed page 63. A label comparison is not an assessment of an actual cable, seating, available power or exact manufacturer part.

Source links: S561 · Evidence trail → (private workspace)

C193D · P193

Intel version 2.01 describes two original 12VHPWR housing options differentiated by sideband-contact protection.

Claim scope: Historical text only; neither option’s geometry was visually inspected in this round. A later 12V-2x6 illustration is not substituted.

Source links: S562 · Evidence trail → (private workspace)

Prepare this page for review → (private workspace)Read the evidence method →

Recorded evidence only. An inspection date, publisher label, source link or generated packet is not independent technical review, hardware testing, fabrication approval or a compatibility verdict.