Hardware Spec Index

Zephyra PW-7444 Prime 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW7444-PRIME · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,664 (Power Supplies scale)
Category rank#41,862
Street price$139
Power850 W (rated)
Performance per dollar11.97
Released2019

Specifications

BrandZephyra
ModelZephyra PW-7444 Prime
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-4728 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,255$69Compare
Teralux PW-5339 Core 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,442$219Compare
Vantrel PW-2931 Edge 750W 80 PLUS Bronze ATX 3.1 Power Supply1,265$59Compare
Zephyra PW-6753 Edge 750W 80 PLUS Gold SFX Power Supply1,042$59Compare
Novexa PW-3598 Pro 550W 80 PLUS Bronze ATX 3.0 Power Supply829$39Compare
Caldera PW-3774 Max 1000W 80 PLUS Platinum SFX Power Supply2,239$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-7444 Prime 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/228307 (accessed 2026-10-19).