Hardware Spec Index

Caldera CL-6543 Pro Single tower Air CPU Cooler

CPU Coolers · Caldera · SKU CL6543-PRO · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index735 (CPU Coolers scale)
Category rank#5,581
Street price$19
Power3 W
Performance per dollar38.68
Released2025

Specifications

BrandCaldera
ModelCaldera CL-6543 Pro
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 2,100 RPM
Rated cooling180 W (manufacturer rating)
Noise30 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-6543 Pro Single tower Air CPU Cooler”, https://vextor7.com/item/20061792 (accessed 2026-10-24).