World's biggest PCIe graphics card: prototype AMD board packs four RX 470 GPUs

chemist_slime · reddit · 2026-11-04

Videocardz surfaced a rare AMD prototype: a single PCIe card carrying four Radeon RX 470 GPUs, dubbed the "world's biggest PCIe graphics card." Photos show a red PCB with four GPU cores, dense memory and power delivery — a relic of the mining-era engineering lab.

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