Hardware Spec Index

Caldera PW-2954 Core 650W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW2954-CORE · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index1,104 (Power Supplies scale)
Category rank#32,728
Street price$59
Power650 W (rated)
Performance per dollar18.71
Released2025

Specifications

BrandCaldera
ModelCaldera PW-2954 Core
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularitySemi-modular
Fan120 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-9510 XT 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,933$179Compare
Zephyra PW-6662 SE 750W 80 PLUS Bronze ATX Power Supply1,121$59Compare
Teralux PW-6005 Max 1300W 80 PLUS Titanium ATX Power Supply2,670$299Compare
Novexa PW-6045 Edge 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,608$339Compare
Novexa PW-9886 Max 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,646$309Compare
Novexa PW-9911 SE 1600W 80 PLUS Platinum ATX Power Supply2,493$299Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2954 Core 650W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/3381083 (accessed 2026-10-26).