Hardware Spec Index

Caldera CL-7646 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL7646-ULTRA · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,645 (CPU Coolers scale)
Category rank#3,145
Street price$99
Power6 W
Performance per dollar16.62
Released2020

Specifications

BrandCaldera
ModelCaldera CL-7646 Ultra
TypeDual tower air cooler
Heat pipes7× 6 mm copper
Height164 mm
Fans2× 120 mm PWM, up to 1,600 RPM
Rated cooling260 W (manufacturer rating)
Noise23 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-7646 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/95039871 (accessed 2026-10-24).