Hardware Spec Index

Caldera CL-4947 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL4947-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,814 (CPU Coolers scale)
Category rank#18,419
Street price$109
Power17 W
Performance per dollar16.64
Released2025

Specifications

BrandCaldera
ModelCaldera CL-4947 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise36 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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Cite this page: Hardware Spec Index, “Caldera CL-4947 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/20089914 (accessed 2026-10-20).