Hardware Spec Index

Zephyra PW-3979 Prime 750W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW3979-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,422 (Power Supplies scale)
Category rank#32,687
Street price$79
Power750 W (rated)
Performance per dollar18.00
Released2023

Specifications

BrandZephyra
ModelZephyra PW-3979 Prime
Rated output750 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan135 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
Caldera PW-2278 Ti 750W 80 PLUS Bronze ATX Power Supply1,092$49Compare
Vantrel PW-7179 Edge 1600W 80 PLUS Titanium ATX Power Supply2,756$389Compare
Vantrel PW-3008 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,566$99Compare
Zephyra PW-5399 SE 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,351$249Compare
Vantrel PW-1207 Edge 1200W 80 PLUS Titanium ATX Power Supply2,816$319Compare
Teralux PW-1451 SE 850W 80 PLUS Bronze SFX Power Supply1,183$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3979 Prime 750W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/4380337 (accessed 2026-10-19).