Hardware Spec Index

Caldera CL-6221 Pro 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6221-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,319 (CPU Coolers scale)
Category rank#38,560
Street price$59
Power13 W
Performance per dollar22.36
Released2022

Specifications

BrandCaldera
ModelCaldera CL-6221 Pro
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 2,000 RPM
Pump3,200 RPM
Rated cooling280 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-6221 Pro 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/20178658 (accessed 2026-10-20).