Hardware Spec Index

Caldera CL-8664 Ultra 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL8664-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,680 (CPU Coolers scale)
Category rank#8,314
Street price$109
Power13 W
Performance per dollar15.41
Released2021

Specifications

BrandCaldera
ModelCaldera CL-8664 Ultra
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 30 mm thick
Fans2× 140 mm, up to 1,600 RPM
Pump2,800 RPM
Rated cooling280 W (manufacturer rating)
Noise27 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-8664 Ultra 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/76019651 (accessed 2026-10-24).