Hardware Spec Index

Novexa PW-4742 XT 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW4742-XT · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,676 (Power Supplies scale)
Category rank#27,514
Street price$109
Power850 W (rated)
Performance per dollar15.38
Released2025

Specifications

BrandNovexa
ModelNovexa PW-4742 XT
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
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-6205 Max 650W 80 PLUS Bronze ATX Power Supply744$39Compare
Zephyra PW-8737 SE 1300W 80 PLUS Platinum ATX Power Supply2,510$269Compare
Caldera PW-5737 Edge 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,550$259Compare
Teralux PW-6105 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply1,875$159Compare
Zephyra PW-8456 Prime 650W 80 PLUS Bronze ATX 3.1 Power Supply1,302$69Compare
Novexa PW-6887 SE 750W 80 PLUS Bronze SFX Power Supply1,014$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4742 XT 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/2827435 (accessed 2026-10-21).