Hardware Spec Index

Caldera CL-3873 Ultra Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL3873-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index1,236 (CPU Coolers scale)
Category rank#42,434
Street price$49
Power3 W
Performance per dollar25.22
Released2024

Specifications

BrandCaldera
ModelCaldera CL-3873 Ultra
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height160 mm
Fans1× 120 mm PWM, up to 2,200 RPM
Rated cooling220 W (manufacturer rating)
Noise25 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-3873 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/20180118 (accessed 2026-10-21).