Hardware Spec Index

Zephyra PW-4664 Max 650W 80 PLUS Bronze SFX Power Supply

Power Supplies · Zephyra · SKU PW4664-MAX · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index1,079 (Power Supplies scale)
Category rank#32,257
Street price$59
Power650 W (rated)
Performance per dollar18.29
Released2019

Specifications

BrandZephyra
ModelZephyra PW-4664 Max
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorSFX-L
ModularityNon-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Zephyra PW-2883 Ti 1000W 80 PLUS Gold ATX 3.1 Power Supply1,671$139Compare
Caldera PW-2145 Ultra 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,219$189Compare
Teralux PW-3199 Pro 1000W 80 PLUS Gold SFX Power Supply1,991$189Compare
Teralux PW-9471 XT 850W 80 PLUS Platinum ATX Power Supply2,046$169Compare
Novexa PW-5995 Max 550W 80 PLUS Gold ATX 3.1 Power Supply1,033$59Compare
Caldera PW-5321 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply1,750$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4664 Max 650W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/4741716 (accessed 2026-10-26).