Hardware Spec Index

Caldera CL-4981 Ultra 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL4981-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index626 (CPU Coolers scale)
Category rank#17,568
Street price$19
Power12 W
Performance per dollar32.95
Released2024

Specifications

BrandCaldera
ModelCaldera CL-4981 Ultra
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 30 mm thick
Fans2× 120 mm, up to 1,600 RPM
Pump3,000 RPM
Rated cooling250 W (manufacturer rating)
Noise28 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 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Zephyra CL-7820 Edge Single tower Air CPU Cooler1,191$49Compare
Caldera CL-6804 SE Single tower Air CPU Cooler1,817$99Compare
Caldera CL-3858 Prime Dual tower Air CPU Cooler1,837$109Compare
Teralux CL-2082 Ultra Dual tower Air CPU Cooler2,408$169Compare
Caldera CL-4602 Ultra Single tower Air CPU Cooler873$29Compare
Teralux CL-7380 SE 240mm AIO Liquid CPU Cooler806$19Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-4981 Ultra 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9948397 (accessed 2026-10-24).