Hardware Spec Index

Caldera CL-1521 Ultra 360mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1521-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index2,408 (CPU Coolers scale)
Category rank#1,495
Street price$189
Power15 W
Performance per dollar12.74
Released2021

Specifications

BrandCaldera
ModelCaldera CL-1521 Ultra
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 27 mm thick
Fans3× 120 mm, up to 2,000 RPM
Pump3,000 RPM
Rated cooling300 W (manufacturer rating)
Noise26 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Caldera CL-1521 Ultra 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/48418393 (accessed 2026-10-21).