Hardware Spec Index

Caldera CL-6503 Ultra 360mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6503-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index2,480 (CPU Coolers scale)
Category rank#18,476
Street price$189
Power15 W
Performance per dollar13.12
Released2026

Specifications

BrandCaldera
ModelCaldera CL-6503 Ultra
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 38 mm thick
Fans3× 120 mm, up to 2,200 RPM
Pump3,400 RPM
Rated cooling300 W (manufacturer rating)
Noise29 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

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Cite this page: Hardware Spec Index, “Caldera CL-6503 Ultra 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/6469443 (accessed 2026-10-21).