Hardware Spec Index

Zephyra PW-6454 XT 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW6454-XT · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,606 (Power Supplies scale)
Category rank#12,606
Street price$109
Power850 W (rated)
Performance per dollar14.73
Released2022

Specifications

BrandZephyra
ModelZephyra PW-6454 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
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-6957 SE 650W 80 PLUS Gold ATX 3.0 Power Supply1,135$69Compare
Teralux PW-8093 Prime 850W 80 PLUS Gold SFX Power Supply1,905$139Compare
Caldera PW-6518 Max 1000W 80 PLUS Gold ATX Power Supply2,059$199Compare
Novexa PW-7766 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply1,127$49Compare
Zephyra PW-1247 Ultra 550W 80 PLUS Gold ATX Power Supply933$49Compare
Novexa PW-4192 Prime 1200W 80 PLUS Gold ATX 3.0 Power Supply2,112$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-6454 XT 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/20028843 (accessed 2026-10-19).