Hardware Spec Index

Novexa PW-5641 Plus 850W 80 PLUS Platinum ATX Power Supply

Power Supplies · Novexa · SKU PW5641-PLUS · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index2,096 (Power Supplies scale)
Category rank#23,926
Street price$179
Power850 W (rated)
Performance per dollar11.71
Released2021

Specifications

BrandNovexa
ModelNovexa PW-5641 Plus
Rated output850 W continuous
Efficiency80 PLUS Platinum (92% 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
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-6530 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,514$99Compare
Teralux PW-5511 Edge 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,956$189Compare
Teralux PW-5134 Prime 550W 80 PLUS Bronze ATX 3.0 Power Supply760$39Compare
Zephyra PW-3229 Ti 550W 80 PLUS Gold ATX 3.1 Power Supply1,023$59Compare
Zephyra PW-5882 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply2,107$229Compare
Caldera PW-7291 SE 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,071$169Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5641 Plus 850W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/7930229 (accessed 2026-10-23).