Hardware Spec Index

Novexa PW-4991 Edge 650W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW4991-EDGE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index797 (Power Supplies scale)
Category rank#4,400
Street price$39
Power650 W (rated)
Performance per dollar20.44
Released2023

Specifications

BrandNovexa
ModelNovexa PW-4991 Edge
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-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
Caldera PW-4151 Core 1000W 80 PLUS Platinum ATX Power Supply2,428$269Compare
Novexa PW-5543 Max 1200W 80 PLUS Titanium ATX Power Supply2,475$299Compare
Teralux PW-7233 Core 1600W 80 PLUS Titanium ATX Power Supply2,717$359Compare
Teralux PW-1927 Core 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,684$379Compare
Zephyra PW-8275 Ti 750W 80 PLUS Gold SFX Power Supply1,406$69Compare
Novexa PW-5694 Ultra 850W 80 PLUS Gold SFX Power Supply1,733$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4991 Edge 650W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/37520227 (accessed 2026-10-24).