Hardware Spec Index

Caldera PW-4483 Prime 1000W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW4483-PRIME · Released 2022 · Updated 2026-10-27

Key facts

Benchmark index2,200 (Power Supplies scale)
Category rank#47,755
Street price$229
Power1000 W (rated)
Performance per dollar9.61
Released2022

Specifications

BrandCaldera
ModelCaldera PW-4483 Prime
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Vantrel PW-2377 Plus 750W 80 PLUS Bronze ATX Power Supply1,062$59Compare
Novexa PW-7708 Ultra 1000W 80 PLUS Gold ATX Power Supply1,989$199Compare
Vantrel PW-7495 Edge 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,613$389Compare
Novexa PW-9329 Max 550W 80 PLUS Bronze ATX 3.1 Power Supply846$49Compare
Novexa PW-4008 Prime 550W 80 PLUS Bronze SFX Power Supply901$39Compare
Caldera PW-2241 Plus 750W 80 PLUS Gold ATX Power Supply1,178$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4483 Prime 1000W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/65402053 (accessed 2026-10-27).