Hardware Spec Index

Caldera CL-6421 Prime 360mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6421-PRIME · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index1,534 (CPU Coolers scale)
Category rank#13,054
Street price$69
Power15 W
Performance per dollar22.23
Released2024

Specifications

BrandCaldera
ModelCaldera CL-6421 Prime
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 27 mm thick
Fans3× 120 mm, up to 2,300 RPM
Pump3,000 RPM
Rated cooling300 W (manufacturer rating)
Noise32 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

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Cite this page: Hardware Spec Index, “Caldera CL-6421 Prime 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/91822102 (accessed 2026-10-21).