Hardware Spec Index

Caldera CL-6540 Pro Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL6540-PRO · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index1,734 (CPU Coolers scale)
Category rank#5,871
Street price$99
Power3 W
Performance per dollar17.52
Released2019

Specifications

BrandCaldera
ModelCaldera CL-6540 Pro
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height157 mm
Fans1× 120 mm PWM, up to 2,000 RPM
Rated cooling180 W (manufacturer rating)
Noise31 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
Caldera CL-8149 Max 360mm AIO Liquid CPU Cooler1,983$129Compare
Brontix CL-2846 Ultra Low profile Air CPU Cooler970$29Compare
Zephyra CL-9711 Prime Low profile Air CPU Cooler821$29Compare
Caldera CL-9750 XT Dual tower Air CPU Cooler2,184$159Compare
Brontix CL-8836 Pro 360mm AIO Liquid CPU Cooler1,299$49Compare
Caldera CL-2929 Max Single tower Air CPU Cooler982$39Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-6540 Pro Single tower Air CPU Cooler”, https://vextor7.com/item/7329023 (accessed 2026-10-23).