Hardware Spec Index

Novexa PW-5450 XT 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW5450-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,608 (Power Supplies scale)
Category rank#34,249
Street price$119
Power850 W (rated)
Performance per dollar13.51
Released2026

Specifications

BrandNovexa
ModelNovexa PW-5450 XT
Rated output850 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 factorSFX-L
ModularityFully modular
Fan120 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-9395 Core 1600W 80 PLUS Gold ATX Power Supply2,700$289Compare
Vantrel PW-1534 Pro 750W 80 PLUS Bronze ATX 3.0 Power Supply1,054$49Compare
Zephyra PW-8566 Pro 750W 80 PLUS Bronze ATX Power Supply1,272$69Compare
Novexa PW-8329 Max 650W 80 PLUS Bronze ATX 3.0 Power Supply912$39Compare
Zephyra PW-1093 SE 850W 80 PLUS Gold ATX Power Supply1,833$139Compare
Vantrel PW-3765 Core 1000W 80 PLUS Platinum ATX Power Supply1,944$199Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5450 XT 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/17525647 (accessed 2026-10-19).