Hardware Spec Index

Caldera CL-2555 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL2555-PRIME · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,769 (CPU Coolers scale)
Category rank#6,943
Street price$109
Power17 W
Performance per dollar16.23
Released2020

Specifications

BrandCaldera
ModelCaldera CL-2555 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump3,300 RPM
Rated cooling330 W (manufacturer rating)
Noise29 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-2555 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/4765488 (accessed 2026-10-20).