Hardware Spec Index

Caldera CL-9640 SE 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL9640-SE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index2,340 (CPU Coolers scale)
Category rank#33,696
Street price$169
Power17 W
Performance per dollar13.85
Released2023

Specifications

BrandCaldera
ModelCaldera CL-9640 SE
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 2,500 RPM
Pump3,000 RPM
Rated cooling330 W (manufacturer rating)
Noise26 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-9640 SE 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/92930177 (accessed 2026-10-23).