Hardware Spec Index

Caldera CL-6666 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6666-PRIME · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index2,302 (CPU Coolers scale)
Category rank#22,634
Street price$159
Power17 W
Performance per dollar14.48
Released2022

Specifications

BrandCaldera
ModelCaldera CL-6666 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,200 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise30 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Teralux CL-8178 Edge Single tower Air CPU Cooler1,699$89Compare
Teralux CL-4810 Edge 360mm AIO Liquid CPU Cooler2,480$179Compare
Caldera CL-3684 Pro 280mm AIO Liquid CPU Cooler951$29Compare
Caldera CL-7441 SE Single tower Air CPU Cooler1,679$89Compare
Teralux CL-8488 Core 420mm AIO Liquid CPU Cooler2,251$169Compare
Zephyra CL-6772 Ti 240mm AIO Liquid CPU Cooler500$19Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-6666 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/185863 (accessed 2026-10-23).