Hardware Spec Index

Caldera CL-3656 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL3656-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,622 (CPU Coolers scale)
Category rank#29,312
Street price$89
Power6 W
Performance per dollar18.22
Released2024

Specifications

BrandCaldera
ModelCaldera CL-3656 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)
Noise29 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-3656 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/17606167 (accessed 2026-10-20).