Hardware Spec Index

Zephyra PW-8790 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW8790-PRIME · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index1,542 (Power Supplies scale)
Category rank#34,279
Street price$109
Power850 W (rated)
Performance per dollar14.15
Released2022

Specifications

BrandZephyra
ModelZephyra PW-8790 Prime
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-9065 XT 850W 80 PLUS Gold ATX Power Supply1,535$109Compare
Teralux PW-3673 Pro 1300W 80 PLUS Titanium ATX Power Supply2,227$219Compare
Zephyra PW-1755 SE 850W 80 PLUS Gold ATX 3.0 Power Supply1,880$169Compare
Teralux PW-9328 Edge 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,906$149Compare
Vantrel PW-8158 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,998$189Compare
Caldera PW-1976 Max 850W 80 PLUS Gold ATX 3.0 Power Supply1,436$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8790 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/6004495 (accessed 2026-10-21).