Hardware Spec Index

Caldera CL-6603 Ultra Low profile Air CPU Cooler

CPU Coolers · Caldera · SKU CL6603-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index595 (CPU Coolers scale)
Category rank#24,032
Street price$19
Power3 W
Performance per dollar31.32
Released2023

Specifications

BrandCaldera
ModelCaldera CL-6603 Ultra
TypeLow profile air cooler
Heat pipes4× 6 mm copper
Height50 mm
Fans1× 92 mm PWM, up to 1,900 RPM
Rated cooling95 W (manufacturer rating)
Noise29 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-6603 Ultra Low profile Air CPU Cooler”, https://vextor7.com/item/441773 (accessed 2026-10-21).