Hardware Spec Index

Novexa PW-8456 XT 650W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW8456-XT · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,237 (Power Supplies scale)
Category rank#7,721
Street price$69
Power650 W (rated)
Performance per dollar17.93
Released2025

Specifications

BrandNovexa
ModelNovexa PW-8456 XT
Rated output650 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
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-5463 Ultra 650W 80 PLUS Gold ATX Power Supply922$39Compare
Caldera PW-2938 Plus 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,486$329Compare
Teralux PW-6476 SE 1000W 80 PLUS Gold ATX Power Supply1,996$199Compare
Vantrel PW-3169 SE 650W 80 PLUS Bronze ATX Power Supply828$39Compare
Vantrel PW-6388 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,598$109Compare
Novexa PW-4333 Pro 1000W 80 PLUS Gold ATX Power Supply1,853$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-8456 XT 650W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/93673832 (accessed 2026-10-22).