Hardware Spec Index

Caldera PW-3665 Plus 650W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW3665-PLUS · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,438 (Power Supplies scale)
Category rank#24,028
Street price$89
Power650 W (rated)
Performance per dollar16.16
Released2021

Specifications

BrandCaldera
ModelCaldera PW-3665 Plus
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityNon-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
Teralux PW-4439 Plus 550W 80 PLUS Bronze ATX 3.1 Power Supply985$49Compare
Vantrel PW-5985 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply877$39Compare
Caldera PW-3780 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply2,016$149Compare
Teralux PW-9353 Ti 550W 80 PLUS Gold ATX 3.1 Power Supply955$39Compare
Caldera PW-7230 XT 850W 80 PLUS Gold SFX Power Supply1,432$89Compare
Novexa PW-2801 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply1,071$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3665 Plus 650W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/3500153 (accessed 2026-10-23).