Hardware Spec Index

Caldera PW-5207 Prime 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW5207-PRIME · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index797 (Power Supplies scale)
Category rank#48,389
Street price$39
Power550 W (rated)
Performance per dollar20.44
Released2022

Specifications

BrandCaldera
ModelCaldera PW-5207 Prime
Rated output550 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-pin1×
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
Zephyra PW-1135 Ti 850W 80 PLUS Gold ATX Power Supply1,639$119Compare
Caldera PW-1521 Ultra 550W 80 PLUS Gold SFX Power Supply868$49Compare
Zephyra PW-6940 Core 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,681$289Compare
Novexa PW-1686 Edge 1000W 80 PLUS Gold ATX Power Supply1,855$149Compare
Teralux PW-5686 Max 1000W 80 PLUS Titanium ATX 3.0 Power Supply2,136$209Compare
Caldera PW-5903 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,666$119Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5207 Prime 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/69721310 (accessed 2026-10-19).