Hardware Spec Index

Caldera PW-8139 Core 650W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW8139-CORE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index978 (Power Supplies scale)
Category rank#30,201
Street price$39
Power650 W (rated)
Performance per dollar25.08
Released2020

Specifications

BrandCaldera
ModelCaldera PW-8139 Core
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-1751 Prime 1200W 80 PLUS Platinum ATX 3.1 Power Supply1,999$179Compare
Zephyra PW-6606 Ultra 1000W 80 PLUS Gold SFX Power Supply1,944$159Compare
Zephyra PW-1086 Edge 650W 80 PLUS Bronze ATX 3.1 Power Supply874$49Compare
Novexa PW-8100 Max 550W 80 PLUS Gold ATX Power Supply919$39Compare
Teralux PW-2047 Max 850W 80 PLUS Bronze ATX Power Supply1,269$69Compare
Teralux PW-7073 Pro 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,538$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8139 Core 650W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/24671626 (accessed 2026-10-19).