Hardware Spec Index

Novexa PW-6458 Max 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW6458-MAX · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index873 (Power Supplies scale)
Category rank#34,308
Street price$49
Power550 W (rated)
Performance per dollar17.82
Released2026

Specifications

BrandNovexa
ModelNovexa PW-6458 Max
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-3881 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,303$79Compare
Caldera PW-1108 Edge 1000W 80 PLUS Gold SFX Power Supply1,705$139Compare
Caldera PW-9844 Prime 850W 80 PLUS Platinum ATX Power Supply1,744$139Compare
Zephyra PW-4901 Edge 850W 80 PLUS Gold ATX 3.1 Power Supply1,792$149Compare
Teralux PW-4159 Plus 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,436$329Compare
Caldera PW-6697 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,795$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-6458 Max 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/4573786 (accessed 2026-10-25).