Hardware Spec Index

Caldera CL-6670 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6670-PRO · Released 2021 · Updated 2026-10-27

Key facts

Benchmark index1,890 (CPU Coolers scale)
Category rank#19,451
Street price$129
Power17 W
Performance per dollar14.65
Released2021

Specifications

BrandCaldera
ModelCaldera CL-6670 Pro
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump3,100 RPM
Rated cooling330 W (manufacturer rating)
Noise32 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-6670 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/53670636 (accessed 2026-10-27).