Hardware Spec Index

Novexa PW-5451 XT 750W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW5451-XT · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,243 (Power Supplies scale)
Category rank#11,979
Street price$79
Power750 W (rated)
Performance per dollar15.73
Released2025

Specifications

BrandNovexa
ModelNovexa PW-5451 XT
Rated output750 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-pin2×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-4077 SE 750W 80 PLUS Gold ATX Power Supply1,373$99Compare
Vantrel PW-5982 Prime 750W 80 PLUS Gold ATX Power Supply1,268$59Compare
Caldera PW-3886 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,945$199Compare
Teralux PW-9055 Plus 1000W 80 PLUS Gold ATX Power Supply1,710$109Compare
Novexa PW-3316 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply1,842$129Compare
Caldera PW-7671 Plus 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,268$209Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5451 XT 750W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/5615650 (accessed 2026-10-22).