Hardware Spec Index

Caldera PW-6889 Pro 650W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW6889-PRO · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,277 (Power Supplies scale)
Category rank#27,566
Street price$69
Power650 W (rated)
Performance per dollar18.51
Released2025

Specifications

BrandCaldera
ModelCaldera PW-6889 Pro
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
ModularityNon-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
Novexa PW-9549 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply838$49Compare
Zephyra PW-9793 XT 650W 80 PLUS Bronze ATX 3.1 Power Supply1,204$69Compare
Teralux PW-2861 XT 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,472$319Compare
Caldera PW-5352 Ultra 1300W 80 PLUS Titanium ATX Power Supply2,640$279Compare
Vantrel PW-3526 SE 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,860$359Compare
Teralux PW-9806 Ti 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,980$399Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6889 Pro 650W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/13622364 (accessed 2026-10-21).