Hardware Spec Index

Caldera CL-6399 XT 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6399-XT · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index955 (CPU Coolers scale)
Category rank#26,305
Street price$29
Power13 W
Performance per dollar32.93
Released2019

Specifications

BrandCaldera
ModelCaldera CL-6399 XT
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 1,900 RPM
Pump2,800 RPM
Rated cooling280 W (manufacturer rating)
Noise32 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-6399 XT 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/24259340 (accessed 2026-10-19).