Hardware Spec Index

Caldera CL-5403 Ultra Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL5403-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,179 (CPU Coolers scale)
Category rank#48,211
Street price$39
Power3 W
Performance per dollar30.23
Released2023

Specifications

BrandCaldera
ModelCaldera CL-5403 Ultra
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height159 mm
Fans1× 120 mm PWM, up to 1,600 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-5403 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/2831346 (accessed 2026-10-19).