Hardware Spec Index

Caldera CL-2903 Ultra Dual tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL2903-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index2,460 (CPU Coolers scale)
Category rank#19,950
Street price$179
Power6 W
Performance per dollar13.74
Released2024

Specifications

BrandCaldera
ModelCaldera CL-2903 Ultra
TypeDual tower air cooler
Heat pipes7× 6 mm copper
Height163 mm
Fans2× 120 mm PWM, up to 2,100 RPM
Rated cooling260 W (manufacturer rating)
Noise26 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 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-9811 Edge Dual tower Air CPU Cooler1,573$89Compare
Brontix CL-3143 Ultra Single tower Air CPU Cooler1,145$39Compare
Teralux CL-3390 Prime Single tower Air CPU Cooler1,368$49Compare
Teralux CL-5981 Max Single tower Air CPU Cooler1,455$59Compare
Teralux CL-4419 Ti 420mm AIO Liquid CPU Cooler2,375$199Compare
Brontix CL-3648 XT Dual tower Air CPU Cooler1,356$59Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-2903 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/2067494 (accessed 2026-10-19).