Hardware Spec Index

Caldera CL-9921 Prime 360mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL9921-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,958 (CPU Coolers scale)
Category rank#36,074
Street price$149
Power15 W
Performance per dollar13.14
Released2019

Specifications

BrandCaldera
ModelCaldera CL-9921 Prime
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 27 mm thick
Fans3× 120 mm, up to 1,900 RPM
Pump3,100 RPM
Rated cooling300 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-9921 Prime 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/814474 (accessed 2026-10-22).