Hardware Spec Index

Novexa PW-3431 Pro 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW3431-PRO · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,415 (Power Supplies scale)
Category rank#578
Street price$99
Power850 W (rated)
Performance per dollar14.29
Released2020

Specifications

BrandNovexa
ModelNovexa PW-3431 Pro
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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-2333 Edge 1000W 80 PLUS Gold ATX Power Supply2,108$189Compare
Vantrel PW-7724 SE 650W 80 PLUS Bronze ATX 3.1 Power Supply946$49Compare
Caldera PW-4507 Edge 650W 80 PLUS Bronze ATX 3.0 Power Supply935$49Compare
Zephyra PW-6633 Max 1000W 80 PLUS Gold SFX Power Supply2,213$239Compare
Novexa PW-8182 SE 1300W 80 PLUS Titanium ATX Power Supply2,712$269Compare
Vantrel PW-5099 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,472$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3431 Pro 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/74556294 (accessed 2026-10-24).