Hardware Spec Index

Caldera CL-8638 Ultra 360mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL8638-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,472 (CPU Coolers scale)
Category rank#39,149
Street price$69
Power15 W
Performance per dollar21.33
Released2020

Specifications

BrandCaldera
ModelCaldera CL-8638 Ultra
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 30 mm thick
Fans3× 120 mm, up to 2,200 RPM
Pump3,300 RPM
Rated cooling300 W (manufacturer rating)
Noise27 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-8638 Ultra 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9502851 (accessed 2026-10-21).