Hardware Spec Index

Caldera CL-6665 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL6665-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index2,433 (CPU Coolers scale)
Category rank#29,686
Street price$159
Power6 W
Performance per dollar15.30
Released2022

Specifications

BrandCaldera
ModelCaldera CL-6665 Ultra
TypeDual tower air cooler
Heat pipes8× 6 mm copper
Height168 mm
Fans2× 120 mm PWM, up to 1,800 RPM
Rated cooling280 W (manufacturer rating)
Noise31 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-6665 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/14028016 (accessed 2026-10-21).