Hardware Spec Index

Novexa PW-7557 Ultra 750W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW7557-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index975 (Power Supplies scale)
Category rank#31,027
Street price$49
Power750 W (rated)
Performance per dollar19.90
Released2022

Specifications

BrandNovexa
ModelNovexa PW-7557 Ultra
Rated output750 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-pin2×
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
Caldera PW-1906 XT 550W 80 PLUS Gold ATX 3.1 Power Supply835$39Compare
Novexa PW-4410 Ti 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,009$159Compare
Novexa PW-7504 Plus 1000W 80 PLUS Gold ATX 3.1 Power Supply1,694$119Compare
Novexa PW-3326 Ti 650W 80 PLUS Gold ATX 3.0 Power Supply1,200$69Compare
Vantrel PW-3387 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply1,998$179Compare
Vantrel PW-8091 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,740$139Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-7557 Ultra 750W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/76353456 (accessed 2026-10-19).