Hardware Spec Index

Zephyra PW-8434 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW8434-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,529 (Power Supplies scale)
Category rank#10,066
Street price$79
Power850 W (rated)
Performance per dollar19.35
Released2024

Specifications

BrandZephyra
ModelZephyra PW-8434 Prime
Rated output850 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-pin2×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-4739 Ultra 550W 80 PLUS Gold ATX 3.1 Power Supply972$49Compare
Teralux PW-1179 Core 1200W 80 PLUS Platinum ATX Power Supply2,518$249Compare
Novexa PW-9749 SE 550W 80 PLUS Bronze ATX 3.0 Power Supply815$39Compare
Vantrel PW-2030 Prime 1200W 80 PLUS Titanium ATX Power Supply2,622$319Compare
Vantrel PW-4919 Pro 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,674$279Compare
Teralux PW-4057 Prime 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,292$279Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8434 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/17801649 (accessed 2026-10-20).