Hardware Spec Index

Novexa PW-4258 Max 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW4258-MAX · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,822 (Power Supplies scale)
Category rank#29,752
Street price$139
Power850 W (rated)
Performance per dollar13.11
Released2026

Specifications

BrandNovexa
ModelNovexa PW-4258 Max
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-3840 Pro 750W 80 PLUS Gold SFX Power Supply1,328$69Compare
Vantrel PW-6406 Ultra 1000W 80 PLUS Gold ATX Power Supply1,997$159Compare
Vantrel PW-2900 SE 750W 80 PLUS Gold ATX 3.0 Power Supply1,084$59Compare
Teralux PW-5401 SE 850W 80 PLUS Gold SFX Power Supply2,046$189Compare
Teralux PW-3407 SE 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,541$299Compare
Vantrel PW-9635 Plus 1000W 80 PLUS Titanium ATX 3.0 Power Supply2,365$259Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4258 Max 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/30034100 (accessed 2026-10-19).