Hardware Spec Index

Caldera CL-3655 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL3655-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index953 (CPU Coolers scale)
Category rank#29,686
Street price$29
Power12 W
Performance per dollar32.86
Released2022

Specifications

BrandCaldera
ModelCaldera CL-3655 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 1,600 RPM
Pump2,800 RPM
Rated cooling250 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-3655 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/42393491 (accessed 2026-10-26).