Hardware Spec Index

Caldera CL-1991 Prime 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1991-PRIME · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index749 (CPU Coolers scale)
Category rank#45,372
Street price$19
Power12 W
Performance per dollar39.42
Released2023

Specifications

BrandCaldera
ModelCaldera CL-1991 Prime
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 2,100 RPM
Pump3,300 RPM
Rated cooling250 W (manufacturer rating)
Noise34 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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

Similar CPU Coolers

ModelBenchmarkPriceCompare
Teralux CL-4671 SE 280mm AIO Liquid CPU Cooler1,159$49Compare
Zephyra CL-3039 SE 240mm AIO Liquid CPU Cooler1,165$49Compare
Zephyra CL-1589 SE Single tower Air CPU Cooler831$19Compare
Teralux CL-6747 SE Dual tower Air CPU Cooler1,680$109Compare
Teralux CL-7864 Ultra Dual tower Air CPU Cooler1,942$119Compare
Zephyra CL-3241 Edge Single tower Air CPU Cooler1,239$49Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-1991 Prime 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/4771269 (accessed 2026-10-22).