Hardware Spec Index

Caldera PW-4576 XT 750W 80 PLUS Gold SFX Power Supply

Power Supplies · Caldera · SKU PW4576-XT · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index1,160 (Power Supplies scale)
Category rank#582
Street price$59
Power750 W (rated)
Performance per dollar19.66
Released2026

Specifications

BrandCaldera
ModelCaldera PW-4576 XT
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 factorSFX-L
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
Zephyra PW-7496 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply1,741$139Compare
Zephyra PW-7102 Max 750W 80 PLUS Gold ATX 3.1 Power Supply1,558$89Compare
Teralux PW-8264 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,586$109Compare
Caldera PW-8667 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,406$79Compare
Caldera PW-9342 SE 850W 80 PLUS Gold ATX Power Supply1,737$129Compare
Zephyra PW-1272 XT 1200W 80 PLUS Titanium ATX Power Supply2,461$329Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4576 XT 750W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/32394123 (accessed 2026-10-26).