Hardware Spec Index

Caldera CL-9939 XT Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL9939-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index1,135 (CPU Coolers scale)
Category rank#17,503
Street price$39
Power3 W
Performance per dollar29.10
Released2020

Specifications

BrandCaldera
ModelCaldera CL-9939 XT
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height160 mm
Fans1× 120 mm PWM, up to 1,600 RPM
Rated cooling220 W (manufacturer rating)
Noise27 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-9939 XT Single tower Air CPU Cooler”, https://vextor7.com/item/25751366 (accessed 2026-10-19).