Hardware Spec Index

Caldera PW-4446 XT 750W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW4446-XT · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,172 (Power Supplies scale)
Category rank#6,426
Street price$59
Power750 W (rated)
Performance per dollar19.86
Released2025

Specifications

BrandCaldera
ModelCaldera PW-4446 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 factorATX
ModularityFully modular
Fan140 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
Novexa PW-9471 Edge 1000W 80 PLUS Gold ATX 3.1 Power Supply2,174$219Compare
Novexa PW-2432 SE 550W 80 PLUS Gold ATX 3.0 Power Supply775$39Compare
Novexa PW-2024 SE 1600W 80 PLUS Titanium ATX Power Supply2,693$309Compare
Teralux PW-7210 Edge 1600W 80 PLUS Platinum ATX Power Supply2,919$399Compare
Teralux PW-7718 Max 850W 80 PLUS Bronze SFX Power Supply1,523$89Compare
Vantrel PW-3545 Ultra 750W 80 PLUS Gold ATX Power Supply1,160$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4446 XT 750W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/9017983 (accessed 2026-10-19).