Hardware Spec Index

Caldera CL-6408 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6408-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,136 (CPU Coolers scale)
Category rank#19,565
Street price$49
Power12 W
Performance per dollar23.18
Released2025

Specifications

BrandCaldera
ModelCaldera CL-6408 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 27 mm thick
Fans2× 120 mm, up to 2,000 RPM
Pump3,400 RPM
Rated cooling250 W (manufacturer rating)
Noise33 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-6408 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/83172497 (accessed 2026-10-19).