Hardware Spec Index

Caldera PW-1249 Plus 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW1249-PLUS · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index1,229 (Power Supplies scale)
Category rank#38,279
Street price$59
Power650 W (rated)
Performance per dollar20.83
Released2024

Specifications

BrandCaldera
ModelCaldera PW-1249 Plus
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
Fan140 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
Caldera PW-9401 SE 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,956$379Compare
Teralux PW-9011 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply849$39Compare
Zephyra PW-5734 Core 750W 80 PLUS Bronze ATX Power Supply1,258$69Compare
Novexa PW-4200 Ti 550W 80 PLUS Bronze ATX 3.1 Power Supply770$39Compare
Novexa PW-5778 Edge 550W 80 PLUS Gold ATX Power Supply983$49Compare
Caldera PW-3910 Ti 1300W 80 PLUS Platinum ATX Power Supply2,557$279Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1249 Plus 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/20135964 (accessed 2026-10-22).