Hardware Spec Index

Caldera CL-3866 Ultra Low profile Air CPU Cooler

CPU Coolers · Caldera · SKU CL3866-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,071 (CPU Coolers scale)
Category rank#17,047
Street price$39
Power3 W
Performance per dollar27.46
Released2022

Specifications

BrandCaldera
ModelCaldera CL-3866 Ultra
TypeLow profile air cooler
Heat pipes4× 6 mm copper
Height49 mm
Fans1× 92 mm PWM, up to 2,200 RPM
Rated cooling95 W (manufacturer rating)
Noise31 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
Teralux CL-5860 XT Dual tower Air CPU Cooler1,464$69Compare
Brontix CL-6244 Plus 280mm AIO Liquid CPU Cooler1,514$89Compare
Zephyra CL-5599 Prime Single tower Air CPU Cooler993$29Compare
Teralux CL-4932 Prime 360mm AIO Liquid CPU Cooler1,530$89Compare
Teralux CL-8095 Pro 360mm AIO Liquid CPU Cooler2,363$179Compare
Brontix CL-8826 SE Single tower Air CPU Cooler1,654$99Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-3866 Ultra Low profile Air CPU Cooler”, https://vextor7.com/item/6166244 (accessed 2026-10-20).