Hardware Spec Index

Caldera CL-7731 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL7731-PRO · Released 2020 · Updated 2026-10-27

Key facts

Benchmark index2,422 (CPU Coolers scale)
Category rank#4,197
Street price$189
Power17 W
Performance per dollar12.81
Released2020

Specifications

BrandCaldera
ModelCaldera CL-7731 Pro
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 2,300 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise27 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-7731 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/96836304 (accessed 2026-10-27).