Hardware Spec Index

Zephyra PW-4450 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW4450-PRIME · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index1,058 (Power Supplies scale)
Category rank#38,750
Street price$49
Power750 W (rated)
Performance per dollar21.59
Released2026

Specifications

BrandZephyra
ModelZephyra PW-4450 Prime
Rated output750 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-pin2×
Form factorATX
ModularityFully modular
Fan120 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-5618 Ultra 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,724$299Compare
Novexa PW-2480 XT 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,611$299Compare
Zephyra PW-9003 XT 650W 80 PLUS Bronze ATX 3.1 Power Supply1,095$59Compare
Zephyra PW-9849 Ti 1000W 80 PLUS Gold ATX Power Supply1,940$159Compare
Vantrel PW-8886 Max 850W 80 PLUS Gold SFX Power Supply1,227$69Compare
Vantrel PW-2492 Core 850W 80 PLUS Gold ATX 3.0 Power Supply1,708$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4450 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/19974822 (accessed 2026-10-23).