Hardware Spec Index

Caldera CL-8321 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL8321-ULTRA · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index759 (CPU Coolers scale)
Category rank#42,277
Street price$19
Power12 W
Performance per dollar39.95
Released2024

Specifications

BrandCaldera
ModelCaldera CL-8321 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 27 mm thick
Fans2× 120 mm, up to 2,100 RPM
Pump2,800 RPM
Rated cooling250 W (manufacturer rating)
Noise33 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Teralux CL-6348 Max Low profile Air CPU Cooler1,131$39Compare
Teralux CL-9859 Prime 240mm AIO Liquid CPU Cooler776$19Compare
Brontix CL-7683 SE Single tower Air CPU Cooler1,522$69Compare
Caldera CL-9870 Plus 420mm AIO Liquid CPU Cooler2,061$119Compare
Caldera CL-1482 Pro 420mm AIO Liquid CPU Cooler2,040$149Compare
Teralux CL-3980 Ti 240mm AIO Liquid CPU Cooler1,089$39Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-8321 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9059863 (accessed 2026-10-25).