Hardware Spec Index

Novexa PW-5603 Core 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW5603-CORE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,553 (Power Supplies scale)
Category rank#36,398
Street price$99
Power850 W (rated)
Performance per dollar15.69
Released2022

Specifications

BrandNovexa
ModelNovexa PW-5603 Core
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 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-4489 Prime 1600W 80 PLUS Titanium ATX Power Supply2,552$289Compare
Vantrel PW-8046 Edge 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,406$259Compare
Zephyra PW-8642 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply1,879$169Compare
Caldera PW-8575 Ti 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,387$239Compare
Novexa PW-3942 Edge 750W 80 PLUS Gold ATX Power Supply1,173$59Compare
Teralux PW-2791 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply1,075$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5603 Core 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/50838942 (accessed 2026-10-20).