Hardware Spec Index

Caldera CL-2638 Pro 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL2638-PRO · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index1,708 (CPU Coolers scale)
Category rank#2,185
Street price$99
Power13 W
Performance per dollar17.25
Released2023

Specifications

BrandCaldera
ModelCaldera CL-2638 Pro
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 1,600 RPM
Pump3,400 RPM
Rated cooling280 W (manufacturer rating)
Noise31 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-2638 Pro 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/2002467 (accessed 2026-10-18).