Hardware Spec Index

Caldera CL-2648 Ultra Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL2648-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index1,176 (CPU Coolers scale)
Category rank#42,516
Street price$49
Power3 W
Performance per dollar24.00
Released2020

Specifications

BrandCaldera
ModelCaldera CL-2648 Ultra
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height156 mm
Fans1× 120 mm PWM, up to 1,800 RPM
Rated cooling180 W (manufacturer rating)
Noise28 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-8735 Ultra 360mm AIO Liquid CPU Cooler1,660$79Compare
Brontix CL-2118 Pro 420mm AIO Liquid CPU Cooler2,480$199Compare
Teralux CL-4272 Max Low profile Air CPU Cooler867$29Compare
Brontix CL-9511 XT 240mm AIO Liquid CPU Cooler711$19Compare
Zephyra CL-9347 Core Dual tower Air CPU Cooler1,265$49Compare
Caldera CL-7733 Pro Single tower Air CPU Cooler1,287$49Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-2648 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/901759 (accessed 2026-10-19).