Hardware Spec Index

Caldera CL-2551 Edge Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL2551-EDGE · Released 2021 · Updated 2026-10-27

Key facts

Benchmark index2,130 (CPU Coolers scale)
Category rank#24,315
Street price$129
Power3 W
Performance per dollar16.51
Released2021

Specifications

BrandCaldera
ModelCaldera CL-2551 Edge
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 2,200 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-2551 Edge Single tower Air CPU Cooler”, https://vextor7.com/item/76797100 (accessed 2026-10-27).