Hardware Spec Index

Novexa PW-6971 Ultra 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW6971-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index732 (Power Supplies scale)
Category rank#7,529
Street price$39
Power650 W (rated)
Performance per dollar18.77
Released2025

Specifications

BrandNovexa
ModelNovexa PW-6971 Ultra
Rated output650 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
Fan135 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
Novexa PW-3491 Prime 550W 80 PLUS Gold ATX 3.0 Power Supply853$39Compare
Caldera PW-2567 Pro 550W 80 PLUS Gold ATX Power Supply938$49Compare
Teralux PW-3966 Ti 850W 80 PLUS Gold ATX Power Supply1,696$119Compare
Vantrel PW-2511 Prime 550W 80 PLUS Gold ATX 3.0 Power Supply814$39Compare
Caldera PW-1499 Plus 850W 80 PLUS Gold ATX Power Supply1,507$89Compare
Novexa PW-4137 Prime 1000W 80 PLUS Gold ATX Power Supply1,875$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-6971 Ultra 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/10143952 (accessed 2026-10-22).