Hardware Spec Index

Caldera CL-2947 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL2947-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index2,011 (CPU Coolers scale)
Category rank#23,836
Street price$159
Power6 W
Performance per dollar12.65
Released2021

Specifications

BrandCaldera
ModelCaldera CL-2947 Ultra
TypeDual tower air cooler
Heat pipes8× 6 mm copper
Height167 mm
Fans2× 120 mm PWM, up to 1,600 RPM
Rated cooling280 W (manufacturer rating)
Noise26 dBA (max)
RAM clearanceOffset fin stack, 45 mm
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-2947 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/9448658 (accessed 2026-10-25).