Hardware Spec Index

Zephyra PW-5813 Prime 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW5813-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,633 (Power Supplies scale)
Category rank#32,873
Street price$119
Power850 W (rated)
Performance per dollar13.72
Released2019

Specifications

BrandZephyra
ModelZephyra PW-5813 Prime
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Novexa PW-5249 Edge 750W 80 PLUS Bronze ATX 3.1 Power Supply1,299$69Compare
Zephyra PW-3472 Ti 750W 80 PLUS Gold ATX 3.0 Power Supply961$39Compare
Caldera PW-7188 Max 1000W 80 PLUS Titanium ATX Power Supply2,412$209Compare
Caldera PW-7780 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply745$39Compare
Caldera PW-3226 Plus 1200W 80 PLUS Titanium ATX Power Supply2,423$249Compare
Teralux PW-6305 Pro 550W 80 PLUS Gold ATX Power Supply1,017$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-5813 Prime 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/7650405 (accessed 2026-10-22).