Hardware Spec Index

Zephyra PW-8456 Prime 750W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW8456-PRIME · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index1,340 (Power Supplies scale)
Category rank#1,640
Street price$79
Power750 W (rated)
Performance per dollar16.96
Released2020

Specifications

BrandZephyra
ModelZephyra PW-8456 Prime
Rated output750 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Zephyra PW-6631 SE 1000W 80 PLUS Gold ATX 3.1 Power Supply1,768$149Compare
Caldera PW-1066 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,972$179Compare
Zephyra PW-6915 Edge 1200W 80 PLUS Gold ATX 3.0 Power Supply2,440$259Compare
Caldera PW-7694 SE 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,550$309Compare
Novexa PW-7651 Max 750W 80 PLUS Gold ATX 3.0 Power Supply1,669$119Compare
Caldera PW-7447 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,336$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8456 Prime 750W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/12944358 (accessed 2026-10-22).