Hardware Spec Index

Caldera PW-7381 Core 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW7381-CORE · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index1,047 (Power Supplies scale)
Category rank#35,681
Street price$49
Power650 W (rated)
Performance per dollar21.37
Released2025

Specifications

BrandCaldera
ModelCaldera PW-7381 Core
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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-9703 Edge 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,703$339Compare
Caldera PW-3974 Core 650W 80 PLUS Gold SFX Power Supply1,367$69Compare
Teralux PW-6713 Ti 1300W 80 PLUS Platinum ATX Power Supply2,618$269Compare
Novexa PW-8591 Max 1600W 80 PLUS Titanium ATX Power Supply2,779$319Compare
Zephyra PW-7106 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,637$129Compare
Teralux PW-6965 Edge 1000W 80 PLUS Gold ATX Power Supply2,124$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7381 Core 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/21917241 (accessed 2026-10-25).