Hardware Spec Index

Novexa PW-7950 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW7950-PRIME · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index794 (Power Supplies scale)
Category rank#46,657
Street price$39
Power550 W (rated)
Performance per dollar20.36
Released2025

Specifications

BrandNovexa
ModelNovexa PW-7950 Prime
Rated output550 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-pin1×
Form factorATX
ModularityFully modular
Fan120 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
Vantrel PW-5973 SE 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,575$279Compare
Teralux PW-3774 Pro 1300W 80 PLUS Titanium ATX Power Supply2,418$269Compare
Vantrel PW-8586 SE 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,552$259Compare
Teralux PW-2857 Ultra 750W 80 PLUS Gold SFX Power Supply1,504$109Compare
Caldera PW-2339 Plus 850W 80 PLUS Gold ATX Power Supply1,648$119Compare
Teralux PW-1012 Ultra 650W 80 PLUS Gold SFX Power Supply1,146$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-7950 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/3965486 (accessed 2026-10-19).