Power Supplies
Best 850W Power Supplies for a Modern Gaming PC
Why 850W is the efficiency and headroom sweet spot for most single-GPU gaming PCs, plus four strong picks spanning proven ATX reliability, value, modern PCIe5, and SFX small-form-factor builds.
For most single-GPU builds around an RTX 5070 or 5080, an 850W unit hits the headroom and efficiency sweet spot. The EVGA SuperNOVA 850 G2 is the proven, reliable all-rounder; the Thermaltake GF1 is a strong value; the MSI MAG A850GL PCIE5 is the modern, compact PCIe5 pick; and the Cooler Master V850 SFX Gold is the answer for ITX and small-form-factor systems.
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