TL;DR: NVIDIA's RTX 5090 graphics card requires 4 x 8-pin connectors for 600W power officially, but can operate with 3 x 8-pin connectors at 450W, seemingly running only 5% slower in 4K benchmarks.
Graphics Cards Best graphics cards in 2025: I've tested pretty much every AMD and Nvidia GPU of the past 20 years and these are today's top cards Processors Best CPU for gaming in 2025: These are the ...
Since the 16-pin connector was introduced and later revised, melting adapters and PSU/GPU-side connectors on some of Nvidia's mainstream GeForce gaming GPUs have been rampant. Two of MSI's recently ...