Hardware Spec Index

Caldera CL-1165 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1165-ULTRA · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index2,248 (CPU Coolers scale)
Category rank#14,892
Street price$149
Power17 W
Performance per dollar15.09
Released2023

Specifications

BrandCaldera
ModelCaldera CL-1165 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,800 RPM
Pump3,000 RPM
Rated cooling330 W (manufacturer rating)
Noise29 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-1165 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/2292515 (accessed 2026-10-24).