Hardware Spec Index

Caldera CL-4538 Ultra Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL4538-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index1,536 (CPU Coolers scale)
Category rank#22,268
Street price$79
Power3 W
Performance per dollar19.44
Released2021

Specifications

BrandCaldera
ModelCaldera CL-4538 Ultra
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 2,200 RPM
Rated cooling180 W (manufacturer rating)
Noise32 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-3949 XT Single tower Air CPU Cooler1,609$79Compare
Teralux CL-9990 Plus Single tower Air CPU Cooler1,573$79Compare
Teralux CL-6309 XT Dual tower Air CPU Cooler2,434$199Compare
Teralux CL-1702 Ti 360mm AIO Liquid CPU Cooler2,219$179Compare
Zephyra CL-4443 SE Low profile Air CPU Cooler658$19Compare
Brontix CL-9130 Ultra 420mm AIO Liquid CPU Cooler2,345$149Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-4538 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/42398120 (accessed 2026-10-26).