Nvidia’s RTX 5090 power connectors are melting

Tom Warren • 10 2 月, 2025 2:18 下午 • All posts • 阅读 1

Ah spunk, below we go once again. 2 proprietors of Nvidia’s brand-new RTX 5090 Creators Version GPUs have actually reported dissolved power adapters and damages to their PSUs. The photos look similar to records of RTX 4090 power cables burning or melting from 2 years back. Nvidia blamed the problem on individuals not effectively connecting the 12VHPWR power link in completely and the PCI criteria body blamed Nvidia.

A Reddit poster updated from an RTX 4090 to an RTX 5090 and discovered “a burning scent having fun Combat Zone 5,” prior to switching off their computer and discovering the damages. The photos reveal charred plastic at both the PSU end of the power port and the component that links straight to the GPU. The wire is one from MODDIY, a prominent producer of customized cords, and the poster declares it was “safely secured and clicked both sides (GPU and PSU).”

The dissolved power port and harmed RTX 5090 Creators Version.YouTuber Toro Tocho|Picture: ivan6953 (

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)’ > (* )While it’s appealing at fault the MODDIY wire, Spanish explains Corsair has actually experienced the very same charred wire( both at the GPU and PSU finishes )with an RTX 5090 Creators Version while making use of a cord provided by PSU producer FSP. Plastic has actually likewise merged the PCIe 5.0 power port on the power supply.(* )Nvidia initially presented the 12VHPWR power port on its RTX 40-series GPUs, and power materials likewise debuted to sustain the brand-new criterion. The RTX 4090 Creators Version had the ability to attract 450 watts over the 12VHPWR port, while the brand-new RTX 5090 prepares to 575 watts over a cord that’s ranked as much as 600 watts. After very early problems with RTX 4090 adapters melting, PCI-SIG, the criteria company in charge of the 12VHPWR port, has actually currently upgraded it to a brand-new 12V-2 × 6 port on the GPU side and in many cases the PSU side, as well.

The 12V-2 × 6 port has much shorter picking up pins and longer conductor terminals, to enhance integrity. “This may not seem like a significant distinction, however it matters in making certain that the power line has actually been effectively attached to whatever tool is mosting likely to be drawing power from your system’s power supply,”

. Nvidia utilizes the 12V-2 × 6 port on its RTX 50-series GPUs, however you can still utilize existing 12VHPWR cords. “To be clear, this is not a brand-new wire, it is an upgraded adjustment to the pins in the outlet, which is described as 12V-2 × 6,” states Corsair. PSU producers like Corsair and MSI have actually taken on tinted pins on their 12VHPWR cords to make sure that if you can still see the yellow or grey pins it indicates the port isn’t seated effectively.
tweeted Damages to a PSU and the 12VHPWR power port.

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While Intel and AMD are both participants of the PCI-SIG team that aided establish the 12VHPWR power port, just Nvidia has actually taken on the criterion up until now. Also AMD’s upcoming

are making use of existing 8-pin PCIe links rather. AMD also recommended the 12VHPWR port was a fire risk in late 2022, when the firm’s pc gaming advertising and marketing supervisor Sasa Marinkovic (*) “Remain risk-free this holiday” together with an image of 8-pin adapters.(*) 12VHPWR has actually been (*)” many thanks to make oversights that make it fairly very easy for end customers to not effectively link the wire safely. Cablemod was likewise (*) its 12VHPWR GPU power adapters in 2014 after records of dissolved adapters.(*) We have actually connected to Nvidia to discuss these most recent records of RTX 5090 power port problems, however the firm did not react in time for magazine.(*)

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