Hardware Spec Index

Caldera CL-8639 XT Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL8639-XT · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index2,098 (CPU Coolers scale)
Category rank#35,484
Street price$159
Power6 W
Performance per dollar13.19
Released2025

Specifications

BrandCaldera
ModelCaldera CL-8639 XT
TypeDual tower air cooler
Heat pipes7× 6 mm copper
Height163 mm
Fans2× 120 mm PWM, up to 2,100 RPM
Rated cooling260 W (manufacturer rating)
Noise31 dBA (max)
RAM clearanceOffset fin stack, 45 mm
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Teralux CL-9553 Edge Low profile Air CPU Cooler611$19Compare
Caldera CL-5667 Ti 280mm AIO Liquid CPU Cooler1,133$39Compare
Caldera CL-2035 Edge 240mm AIO Liquid CPU Cooler640$19Compare
Brontix CL-4819 Ultra Single tower Air CPU Cooler718$19Compare
Zephyra CL-9952 Prime Dual tower Air CPU Cooler2,109$159Compare
Brontix CL-6886 Max 360mm AIO Liquid CPU Cooler1,524$79Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-8639 XT Dual tower Air CPU Cooler”, https://vextor7.com/item/8093288 (accessed 2026-10-21).