Feb 12, 2025 · The 12VHPWR power connector system faces significant thermal management challenges and design limitations, with recent tests showing temperatures reaching up to 150°C during peak GPU loads on the RTX 5090.. 12VHPWR Design and Specifications. The 12VHPWR connector delivers up to 600W of power through a compact 16-pin design.

Feb 13, 2025 · As the RTX 50-series rollout continues, users are experiencing what seems to be a shockingly high rate of failure. The proprietary 12VHPWR/12V-2x6 cables providing power to the graphics cards...

Feb 14, 2025 · Owners of RTX 4090 had the same problem and now, the same story repeats itself with RTX 5090 and RTX 5080. Amnesia, amnesia… A power hungry graphics card like the RTX 5090 can draw up to 575W and even 600W when an app like FurMark is running (with spikes up to 644W, see here). The 12VHPWR connector has 12 pins for power (high current ...

Feb 12, 2025 · Falcon Northwest has been unable to recreate YouTuber Der8auer's findings about the melting 16-pin power connectors on the RTX 5090 FE.

Feb 10, 2025 · The RTX 4090 Founders Edition was able to draw 450 watts over the 12VHPWR connector, while the new RTX 5090 draws up to 575 watts over a cable that’s rated up to 600 watts.

Feb 12, 2025 · This time it’s the GeForce RTX 5090, which apparently not only drives power consumption to immeasurable levels, but also pushes the 12VHPWR connector to its physical limits – and beyond. The well-known overclocker and hardware detective Der8auer has taken up the issue and provides an analysis that cannot simply be dismissed as “user error”.

Feb 11, 2025 · Thankfully, the user was able to contact Der8auer, who lives nearby, and sent him the RTX 5090 FE, 12VHPWR cable, and the ASUS PSU, which were part of the original setup.To replicate what would ...

Feb 10, 2025 · The user had employed a Moddiy 12VHPWR cable, marketed as ATX 3.0/PCIe 5.0-compliant and rated for RTX 5090's 600 watts of power. Despite claims of secure installation—audible clicks at both ends—the cable melted at 500-520 W load, charring connectors on the GPU and PSU.

Feb 11, 2025 · In a video dripping with his characteristic cynicism, Buildzoid explains that besides the well-known tight tolerances on the 12VHPWR/12V-2X6 connectors, there's another factor separating the RTX ...

Feb 9, 2025 · His post describes an upgraded PC build using the new RTX 5090 connected to an ASUS Loki SFX-L power supply via a ModDIY ATX 3.0 PCIe 5.0 16-pin 12VHPWR power cable that should be rated to 600 W.