Hardware Spec Index

Caldera CL-4420 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL4420-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,935 (CPU Coolers scale)
Category rank#25,036
Street price$139
Power6 W
Performance per dollar13.92
Released2025

Specifications

BrandCaldera
ModelCaldera CL-4420 Ultra
TypeDual tower air cooler
Heat pipes8× 6 mm copper
Height168 mm
Fans2× 120 mm PWM, up to 2,200 RPM
Rated cooling280 W (manufacturer rating)
Noise24 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 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-2002 Plus 240mm AIO Liquid CPU Cooler1,140$49Compare
Brontix CL-5735 XT 360mm AIO Liquid CPU Cooler1,628$89Compare
Brontix CL-4191 Pro 240mm AIO Liquid CPU Cooler648$19Compare
Teralux CL-4214 Plus 240mm AIO Liquid CPU Cooler1,119$39Compare
Zephyra CL-2011 XT 280mm AIO Liquid CPU Cooler1,480$79Compare
Caldera CL-5380 Core 360mm AIO Liquid CPU Cooler1,184$49Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-4420 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/7005463 (accessed 2026-10-21).