Hardware Spec Index

Caldera CL-6438 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL6438-ULTRA · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index2,412 (CPU Coolers scale)
Category rank#29,756
Street price$179
Power6 W
Performance per dollar13.47
Released2023

Specifications

BrandCaldera
ModelCaldera CL-6438 Ultra
TypeDual tower air cooler
Heat pipes8× 6 mm copper
Height165 mm
Fans2× 120 mm PWM, up to 2,200 RPM
Rated cooling280 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 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-8393 Core Dual tower Air CPU Cooler2,325$179Compare
Teralux CL-5157 XT Dual tower Air CPU Cooler2,042$129Compare
Caldera CL-5115 Ti Dual tower Air CPU Cooler2,312$169Compare
Brontix CL-6439 Ti 420mm AIO Liquid CPU Cooler2,342$159Compare
Caldera CL-5179 Edge Low profile Air CPU Cooler1,172$59Compare
Caldera CL-2042 Max 240mm AIO Liquid CPU Cooler645$19Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-6438 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/928859 (accessed 2026-10-24).