Hardware Spec Index

Novexa PW-1451 XT 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW1451-XT · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index1,503 (Power Supplies scale)
Category rank#1,027
Street price$109
Power850 W (rated)
Performance per dollar13.79
Released2022

Specifications

BrandNovexa
ModelNovexa PW-1451 XT
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (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-6688 Pro 1000W 80 PLUS Platinum ATX Power Supply2,080$189Compare
Caldera PW-4872 Core 1600W 80 PLUS Titanium ATX Power Supply2,973$369Compare
Caldera PW-9901 Pro 550W 80 PLUS Gold ATX Power Supply1,041$49Compare
Vantrel PW-9749 Max 650W 80 PLUS Gold ATX 3.0 Power Supply819$39Compare
Novexa PW-9815 Ti 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,641$309Compare
Zephyra PW-8313 Max 650W 80 PLUS Bronze ATX 3.1 Power Supply803$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-1451 XT 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/6931508 (accessed 2026-10-23).