Hardware Spec Index

Caldera PW-4322 Plus 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW4322-PLUS · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index712 (Power Supplies scale)
Category rank#4,122
Street price$39
Power550 W (rated)
Performance per dollar18.26
Released2022

Specifications

BrandCaldera
ModelCaldera PW-4322 Plus
Rated output550 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-pin1×
Form factorATX
ModularityNon-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
Vantrel PW-9641 Edge 1000W 80 PLUS Platinum ATX Power Supply2,257$199Compare
Zephyra PW-7842 Ultra 750W 80 PLUS Gold ATX 3.1 Power Supply1,376$79Compare
Teralux PW-4899 Pro 1600W 80 PLUS Titanium ATX Power Supply2,980$399Compare
Teralux PW-8598 Max 1000W 80 PLUS Platinum ATX Power Supply2,204$209Compare
Vantrel PW-7043 Max 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,811$349Compare
Vantrel PW-3732 Max 850W 80 PLUS Gold ATX Power Supply1,560$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4322 Plus 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/3936522 (accessed 2026-10-24).