Nvidia RTX 5080 GPU rumored to be 10% faster than RTX 4090 – but it might guzzle nearly as much power as the Lovelace flagship

Rumors are again flying about Nvidia’s next-gen Blackwell graphics cards and purported power usage, as well as a nugget on the performance of the RTX 5080 – which is going to be seriously speedy (if this pans out).The speculation again comes from Kopite7kimi on X, a regular for GPU leaks, who as we reported yesterday indicated the power usage for the RTX 5090 would exceed 550W.When later asked by another well-known leaker, Raichu, on X, whether that means: “600W

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