Hardware Spec Index

Novexa PW-5457 Pro 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW5457-PRO · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,547 (Power Supplies scale)
Category rank#49,390
Street price$109
Power850 W (rated)
Performance per dollar14.19
Released2021

Specifications

BrandNovexa
ModelNovexa PW-5457 Pro
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
Teralux PW-8405 Edge 1300W 80 PLUS Titanium ATX Power Supply2,780$399Compare
Teralux PW-2444 Core 650W 80 PLUS Gold ATX Power Supply1,216$79Compare
Caldera PW-2325 Ultra 750W 80 PLUS Gold ATX 3.1 Power Supply1,166$69Compare
Zephyra PW-1858 Max 650W 80 PLUS Gold ATX 3.1 Power Supply1,287$69Compare
Vantrel PW-3728 Ultra 850W 80 PLUS Gold ATX Power Supply1,789$149Compare
Caldera PW-5017 Ultra 1000W 80 PLUS Titanium ATX Power Supply2,469$259Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5457 Pro 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/3403574 (accessed 2026-10-22).