Hardware Spec Index

Caldera CL-9977 Core 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL9977-CORE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index2,294 (CPU Coolers scale)
Category rank#37,106
Street price$169
Power17 W
Performance per dollar13.57
Released2022

Specifications

BrandCaldera
ModelCaldera CL-9977 Core
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,100 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-9977 Core 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/17546344 (accessed 2026-10-19).