Hardware Spec Index

Zephyra PW-8401 Prime 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW8401-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index913 (Power Supplies scale)
Category rank#498
Street price$39
Power650 W (rated)
Performance per dollar23.41
Released2026

Specifications

BrandZephyra
ModelZephyra PW-8401 Prime
Rated output650 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-7348 Plus 1200W 80 PLUS Gold ATX 3.0 Power Supply2,316$249Compare
Vantrel PW-7661 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,156$59Compare
Teralux PW-6146 Ti 1000W 80 PLUS Gold ATX 3.1 Power Supply2,233$239Compare
Caldera PW-3379 Pro 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,550$279Compare
Vantrel PW-2226 Ultra 850W 80 PLUS Gold ATX Power Supply1,502$99Compare
Novexa PW-1077 SE 1000W 80 PLUS Gold ATX 3.1 Power Supply1,804$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8401 Prime 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/21820011 (accessed 2026-10-25).