Hardware Spec Index

Caldera CL-6657 XT Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL6657-XT · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index1,178 (CPU Coolers scale)
Category rank#45,249
Street price$49
Power3 W
Performance per dollar24.04
Released2020

Specifications

BrandCaldera
ModelCaldera CL-6657 XT
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 2,000 RPM
Rated cooling180 W (manufacturer rating)
Noise26 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
Zephyra CL-3804 XT Single tower Air CPU Cooler1,003$39Compare
Brontix CL-4101 Prime 420mm AIO Liquid CPU Cooler2,351$179Compare
Zephyra CL-4232 XT Dual tower Air CPU Cooler1,484$89Compare
Zephyra CL-9337 Max 420mm AIO Liquid CPU Cooler2,140$159Compare
Zephyra CL-6053 Prime Dual tower Air CPU Cooler2,246$179Compare
Brontix CL-8400 Plus Low profile Air CPU Cooler675$19Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-6657 XT Single tower Air CPU Cooler”, https://vextor7.com/item/7738152 (accessed 2026-10-22).