Hardware Spec Index

Zephyra PW-4778 Prime 750W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW4778-PRIME · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index1,491 (Power Supplies scale)
Category rank#2,559
Street price$109
Power750 W (rated)
Performance per dollar13.68
Released2019

Specifications

BrandZephyra
ModelZephyra PW-4778 Prime
Rated output750 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully 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
Novexa PW-5857 SE 1000W 80 PLUS Platinum SFX Power Supply1,935$149Compare
Caldera PW-9440 Ti 850W 80 PLUS Gold ATX Power Supply1,659$119Compare
Vantrel PW-9350 Max 550W 80 PLUS Gold ATX 3.1 Power Supply809$39Compare
Teralux PW-5148 Edge 850W 80 PLUS Gold ATX Power Supply1,928$149Compare
Zephyra PW-8022 Pro 850W 80 PLUS Gold ATX Power Supply2,012$209Compare
Vantrel PW-1172 Edge 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,980$349Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4778 Prime 750W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/9789161 (accessed 2026-10-25).