Hardware Spec Index

Caldera PW-9490 Pro 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW9490-PRO · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index875 (Power Supplies scale)
Category rank#44,981
Street price$39
Power650 W (rated)
Performance per dollar22.44
Released2024

Specifications

BrandCaldera
ModelCaldera PW-9490 Pro
Rated output650 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-pin1×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-5122 Prime 550W 80 PLUS Bronze ATX Power Supply977$49Compare
Zephyra PW-9492 Prime 550W 80 PLUS Bronze ATX Power Supply791$39Compare
Vantrel PW-4349 Edge 650W 80 PLUS Bronze ATX 3.0 Power Supply909$39Compare
Caldera PW-9370 Pro 550W 80 PLUS Bronze ATX 3.0 Power Supply897$39Compare
Caldera PW-6299 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply1,856$179Compare
Novexa PW-6211 Prime 1200W 80 PLUS Gold ATX 3.0 Power Supply2,227$219Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9490 Pro 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/11050495 (accessed 2026-10-26).