Hardware Spec Index

Novexa PW-4740 Prime 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW4740-PRIME · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index1,453 (Power Supplies scale)
Category rank#24,103
Street price$99
Power850 W (rated)
Performance per dollar14.68
Released2020

Specifications

BrandNovexa
ModelNovexa PW-4740 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
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-2047 Ti 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,708$349Compare
Novexa PW-3976 Prime 650W 80 PLUS Bronze ATX 3.1 Power Supply981$49Compare
Caldera PW-3352 Prime 850W 80 PLUS Gold ATX Power Supply1,619$129Compare
Teralux PW-3967 Ti 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,397$289Compare
Teralux PW-2306 Edge 1000W 80 PLUS Gold ATX 3.0 Power Supply2,126$179Compare
Caldera PW-1322 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,575$119Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4740 Prime 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/82394 (accessed 2026-10-23).