Hardware Spec Index

Novexa PW-4459 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW4459-PLUS · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index1,771 (Power Supplies scale)
Category rank#46,045
Street price$119
Power850 W (rated)
Performance per dollar14.88
Released2026

Specifications

BrandNovexa
ModelNovexa PW-4459 Plus
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
Zephyra PW-7500 Plus 1600W 80 PLUS Titanium ATX Power Supply2,810$339Compare
Vantrel PW-7437 Ultra 1000W 80 PLUS Platinum ATX Power Supply1,936$159Compare
Caldera PW-9655 Pro 750W 80 PLUS Gold ATX Power Supply1,143$69Compare
Novexa PW-5395 Prime 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,664$299Compare
Novexa PW-8750 Edge 1200W 80 PLUS Platinum ATX Power Supply2,718$319Compare
Vantrel PW-3513 Prime 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,315$259Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4459 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/69724120 (accessed 2026-10-20).