Hardware Spec Index

Caldera CL-9911 Ultra Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL9911-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,789 (CPU Coolers scale)
Category rank#21,974
Street price$109
Power3 W
Performance per dollar16.41
Released2022

Specifications

BrandCaldera
ModelCaldera CL-9911 Ultra
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height161 mm
Fans1× 120 mm PWM, up to 1,900 RPM
Rated cooling220 W (manufacturer rating)
Noise22 dBA (max)
RAM clearanceUnrestricted
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
Caldera CL-9411 SE 420mm AIO Liquid CPU Cooler2,330$179Compare
Brontix CL-7992 SE Dual tower Air CPU Cooler1,613$89Compare
Caldera CL-8888 SE Low profile Air CPU Cooler622$19Compare
Zephyra CL-9703 Core 280mm AIO Liquid CPU Cooler1,492$69Compare
Brontix CL-4576 Max Dual tower Air CPU Cooler1,723$99Compare
Zephyra CL-7934 Pro Single tower Air CPU Cooler1,095$49Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-9911 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/70557 (accessed 2026-10-19).