Hardware Spec Index

Caldera CL-7747 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL7747-PRIME · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index2,210 (CPU Coolers scale)
Category rank#44,478
Street price$179
Power17 W
Performance per dollar12.35
Released2019

Specifications

BrandCaldera
ModelCaldera CL-7747 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,600 RPM
Pump3,000 RPM
Rated cooling330 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-7747 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/12920568 (accessed 2026-10-23).