Hardware Spec Index

Caldera CL-4478 Prime 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL4478-PRIME · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index1,305 (CPU Coolers scale)
Category rank#23,322
Street price$59
Power13 W
Performance per dollar22.12
Released2026

Specifications

BrandCaldera
ModelCaldera CL-4478 Prime
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 2,000 RPM
Pump3,100 RPM
Rated cooling280 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-4478 Prime 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/43667734 (accessed 2026-10-20).