The problem with adapters from 4 8-pin connectors to the new 16-pin connector that include all NVIDIA RTX 4090 continue advancing in its resolution. From Igor’s Lab offers us some more information thantogether with NVIDIA, continue doing research to get to the root of the problem. NVIDIA has chosen two providers for the manufacture of these adapters, where at the moment only those of one manufacturer are the ones that are presenting these problems.
The two manufacturers in charge of supplying these adapters to NVIDIA are Astron or NTK, two Taiwanese manufacturers. Both connectors are similar, but the model made by NTK requires more pressure to connect it, being more subject. Additionally, the NTK connector uses a fuller grip design and that holds on all 4 sides of the pin, than the one shown by Astron with a design that holds on two sides.
In this way, the cables manufactured by Astron has less durability and greater resistance than those manufactured by NTK, thus have tried from NVIDIA which after 10 cycles should not go below 2 ohms. In these tests, in cycle 10, if this number has been exceeded in one of the connectors, specifically in pin number 12.
What is certain is that, in the third revision of these 2×8-pin to 16-pin adapters, NVIDIA will only count on NTK for the manufacture of these. This third revision will be those that include the new NVIDIA RTX 4070 Ti that will be launched soon, this time dispensing with those manufactured by Astron.
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Juan Antonio Soto
I am a Computer Engineer and my specialty is automation and robotics. My passion for hardware began at the age of 14 when I gutted my first computer: a 386 DX 40 with 4MB of RAM and a 210MB hard drive. I continue to give free rein to my passion in the technical articles that I write at Geeknetic. I spend most of my free time playing video games, contemporary and retro, on the 20+ consoles I own, in addition to the PC.