Hardware Spec Index

Zephyra PW-7954 Max 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW7954-MAX · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index892 (Power Supplies scale)
Category rank#2,579
Street price$39
Power650 W (rated)
Performance per dollar22.87
Released2024

Specifications

BrandZephyra
ModelZephyra PW-7954 Max
Rated output650 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-pin1×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-1886 Prime 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,485$309Compare
Vantrel PW-9857 Edge 850W 80 PLUS Gold ATX Power Supply1,476$89Compare
Caldera PW-3553 Plus 1300W 80 PLUS Titanium ATX Power Supply2,461$319Compare
Zephyra PW-3085 Core 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,174$259Compare
Zephyra PW-2166 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,624$109Compare
Caldera PW-7508 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply1,494$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-7954 Max 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/14166455 (accessed 2026-10-24).