Hardware Spec Index

Caldera CL-2855 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL2855-PRIME · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index2,231 (CPU Coolers scale)
Category rank#41,632
Street price$159
Power17 W
Performance per dollar14.03
Released2022

Specifications

BrandCaldera
ModelCaldera CL-2855 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 2,200 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise32 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-2855 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/827003 (accessed 2026-10-22).