Hardware Spec Index

Caldera CL-8403 Ultra 360mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL8403-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,881 (CPU Coolers scale)
Category rank#23,282
Street price$129
Power15 W
Performance per dollar14.58
Released2022

Specifications

BrandCaldera
ModelCaldera CL-8403 Ultra
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 38 mm thick
Fans3× 120 mm, up to 2,300 RPM
Pump3,100 RPM
Rated cooling300 W (manufacturer rating)
Noise30 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-8403 Ultra 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/7732040 (accessed 2026-10-20).