Hardware Spec Index

Caldera CL-6654 Ultra Low profile Air CPU Cooler

CPU Coolers · Caldera · SKU CL6654-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index677 (CPU Coolers scale)
Category rank#23,774
Street price$19
Power3 W
Performance per dollar35.63
Released2021

Specifications

BrandCaldera
ModelCaldera CL-6654 Ultra
TypeLow profile air cooler
Heat pipes4× 6 mm copper
Height48 mm
Fans1× 92 mm PWM, up to 1,900 RPM
Rated cooling95 W (manufacturer rating)
Noise23 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-4816 Max Low profile Air CPU Cooler692$19Compare
Brontix CL-4562 XT Single tower Air CPU Cooler2,013$149Compare
Teralux CL-5477 Core 360mm AIO Liquid CPU Cooler1,545$89Compare
Caldera CL-6638 Ti Single tower Air CPU Cooler1,467$79Compare
Teralux CL-2859 Plus Low profile Air CPU Cooler670$19Compare
Caldera CL-7866 Ultra Dual tower Air CPU Cooler1,996$109Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-6654 Ultra Low profile Air CPU Cooler”, https://vextor7.com/item/2040334 (accessed 2026-10-24).