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Vszerda

Vszerda 12VHPWR ATX 3.0 PCI-E 5.0 16AWG 17cm internal power cable

SKU CH-GMXD-VZDP8

Male-to-female 12VHPWR extension cable delivers up to 600 W over 16 AWG wire at 17 cm length

  • ATX 3.0 and PCI-E 5.0 standard supports up to 600W delivery
  • 12VHPWR H+ connector with 12 power pins and 4 signal pins ensures stable supply
  • 16AWG conductors handle high current with minimal voltage drop
  • 17cm male-to-female extension simplifies routing in compact builds
  • Compatible with RTX 3080 and 3090TI graphics cards requiring 16-pin power

12VHPWR ATX 3.0 extension cable

This 17 cm male-to-female cable carries the new 12VHPWR connector defined by PCI-SIG for ATX 3.0 and PCI-E 5.0 power delivery. It uses 16 AWG conductors rated for up to 600 W and includes the 12 power pins plus the 4 signal pins required by the H+ specification. The cable is aimed at builders installing RTX 40-series or AMD RDNA 3 graphics cards that adopt the 16-pin 12+4P interface.

Modular PSU to graphics card link

The extension plugs between a modular power supply’s native 12VHPWR output and the graphics card’s 12VHPWR input, adding 17 cm of reach for cleaner routing behind the motherboard tray. It frees the builder from stretching the PSU’s stock cables across large cases or around bulky CPU coolers. The short length keeps voltage drop negligible while still allowing a tidy bend radius in compact builds.

Power handling and thermals

At 16 AWG the conductors are sized for the full 600 W rating, so the cable runs cool under normal gaming or compute loads. No active cooling is required and the cable adds no audible noise to the system. The H+ signal pins allow the power supply and graphics card to negotiate safe current limits automatically, preventing overload without user intervention.

Highlights

  • ATX 3.0 and PCI-E 5.0 standard supports up to 600W delivery
  • 12VHPWR H+ connector with 12 power pins and 4 signal pins ensures stable supply
  • 16AWG conductors handle high current with minimal voltage drop
  • 17cm male-to-female extension simplifies routing in compact builds
  • Compatible with RTX 3080 and 3090TI graphics cards requiring 16-pin power

Specifications

No published specifications for this item yet.

Questions about this item

What continuous power can the 12VHPWR connector on this cable deliver?

The PCI-SIG 12VHPWR H+ connector is rated to deliver up to 600W of continuous power through the 12 power pins and 4 signal pins.

How much heat does the 16AWG wire generate when running a 600W load all day?

The 16AWG conductors are sized for the rated 600W load; under sustained use they run warm but stay within safe thermal limits for internal cabling.

Which power supply connector must I already have for this male-to-female extension to work?

You need a PSU with a native 12VHPWR (12+4 pin) output; the cable's male end plugs into that port and the female end connects to the graphics card.

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