Hardware Spec Index

Caldera PW-3870 Core 650W 80 PLUS Gold SFX Power Supply

Power Supplies · Caldera · SKU PW3870-CORE · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index758 (Power Supplies scale)
Category rank#28,946
Street price$39
Power650 W (rated)
Performance per dollar19.44
Released2024

Specifications

BrandCaldera
ModelCaldera PW-3870 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 factorSFX-L
ModularityFully modular
Fan120 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
Caldera PW-5914 Max 1000W 80 PLUS Gold ATX 3.0 Power Supply1,751$129Compare
Novexa PW-1674 SE 1200W 80 PLUS Gold ATX 3.0 Power Supply2,191$179Compare
Novexa PW-5292 Ultra 1000W 80 PLUS Platinum ATX Power Supply2,167$199Compare
Caldera PW-3486 Plus 1000W 80 PLUS Gold ATX 3.0 Power Supply1,817$159Compare
Zephyra PW-7661 Ti 850W 80 PLUS Bronze ATX 3.0 Power Supply1,303$89Compare
Teralux PW-8919 Ultra 850W 80 PLUS Gold SFX Power Supply1,517$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3870 Core 650W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/4048415 (accessed 2026-10-22).