Hardware Spec Index

Caldera CL-6420 Pro Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL6420-PRO · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index1,577 (CPU Coolers scale)
Category rank#20,514
Street price$89
Power3 W
Performance per dollar17.72
Released2020

Specifications

BrandCaldera
ModelCaldera CL-6420 Pro
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height160 mm
Fans1× 120 mm PWM, up to 1,800 RPM
Rated cooling220 W (manufacturer rating)
Noise28 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-6420 Pro Single tower Air CPU Cooler”, https://vextor7.com/item/41362331 (accessed 2026-10-25).