Hardware Spec Index

Caldera CL-5644 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL5644-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,968 (CPU Coolers scale)
Category rank#15,300
Street price$139
Power6 W
Performance per dollar14.16
Released2023

Specifications

BrandCaldera
ModelCaldera CL-5644 Ultra
TypeDual tower air cooler
Heat pipes7× 6 mm copper
Height166 mm
Fans2× 120 mm PWM, up to 1,500 RPM
Rated cooling260 W (manufacturer rating)
Noise24 dBA (max)
RAM clearanceOffset fin stack, 45 mm
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-7415 Prime Dual tower Air CPU Cooler2,011$159Compare
Zephyra CL-8853 Max Low profile Air CPU Cooler609$19Compare
Caldera CL-4315 Max 420mm AIO Liquid CPU Cooler2,340$199Compare
Brontix CL-5924 Edge 240mm AIO Liquid CPU Cooler1,054$29Compare
Zephyra CL-9652 Edge 360mm AIO Liquid CPU Cooler1,702$99Compare
Zephyra CL-3006 Prime Dual tower Air CPU Cooler2,358$189Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-5644 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/51310893 (accessed 2026-10-26).