Hardware Spec Index

Caldera CL-6655 Prime 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6655-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,210 (CPU Coolers scale)
Category rank#17,902
Street price$49
Power13 W
Performance per dollar24.69
Released2025

Specifications

BrandCaldera
ModelCaldera CL-6655 Prime
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 1,900 RPM
Pump2,800 RPM
Rated cooling280 W (manufacturer rating)
Noise33 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-6655 Prime 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/20072182 (accessed 2026-10-20).