Hardware Spec Index

Novexa PW-3955 Pro 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW3955-PRO · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index1,535 (Power Supplies scale)
Category rank#45,699
Street price$99
Power850 W (rated)
Performance per dollar15.51
Released2020

Specifications

BrandNovexa
ModelNovexa PW-3955 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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-5752 SE 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,661$309Compare
Vantrel PW-9409 Pro 1000W 80 PLUS Titanium SFX Power Supply2,340$259Compare
Vantrel PW-7193 Ti 550W 80 PLUS Bronze ATX Power Supply940$39Compare
Caldera PW-1022 XT 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,667$329Compare
Teralux PW-9914 XT 1000W 80 PLUS Platinum SFX Power Supply1,917$159Compare
Zephyra PW-1559 SE 1000W 80 PLUS Platinum ATX Power Supply1,894$169Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3955 Pro 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/2141685 (accessed 2026-10-26).