Hardware Spec Index

Novexa PW-4890 SE 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW4890-SE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,607 (Power Supplies scale)
Category rank#44,267
Street price$109
Power850 W (rated)
Performance per dollar14.74
Released2019

Specifications

BrandNovexa
ModelNovexa PW-4890 SE
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
Fan140 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
Zephyra PW-7834 Pro 1300W 80 PLUS Gold ATX 3.0 Power Supply2,462$279Compare
Teralux PW-9901 Plus 1000W 80 PLUS Gold ATX 3.0 Power Supply1,992$199Compare
Caldera PW-8597 SE 750W 80 PLUS Bronze ATX Power Supply1,047$49Compare
Novexa PW-2972 Plus 1000W 80 PLUS Gold SFX Power Supply2,132$229Compare
Novexa PW-7955 Edge 1000W 80 PLUS Gold ATX 3.1 Power Supply2,129$199Compare
Zephyra PW-8038 Core 1200W 80 PLUS Titanium ATX Power Supply2,471$239Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4890 SE 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/19166232 (accessed 2026-10-19).