Hardware Spec Index

Caldera CL-2021 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL2021-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index2,480 (CPU Coolers scale)
Category rank#27,158
Street price$199
Power6 W
Performance per dollar12.46
Released2025

Specifications

BrandCaldera
ModelCaldera CL-2021 Ultra
TypeDual tower air cooler
Heat pipes8× 6 mm copper
Height166 mm
Fans2× 120 mm PWM, up to 2,200 RPM
Rated cooling280 W (manufacturer rating)
Noise22 dBA (max)
RAM clearanceOffset fin stack, 45 mm
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-2021 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/53470317 (accessed 2026-10-22).