Hardware Spec Index

Caldera CL-1663 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1663-ULTRA · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index2,408 (CPU Coolers scale)
Category rank#4,360
Street price$179
Power17 W
Performance per dollar13.45
Released2024

Specifications

BrandCaldera
ModelCaldera CL-1663 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump2,800 RPM
Rated cooling330 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
Brontix CL-9442 Prime Dual tower Air CPU Cooler2,126$139Compare
Teralux CL-4038 Pro Dual tower Air CPU Cooler1,679$109Compare
Teralux CL-9219 Ultra 280mm AIO Liquid CPU Cooler1,085$39Compare
Teralux CL-3608 Ultra Low profile Air CPU Cooler895$29Compare
Zephyra CL-2727 Edge 240mm AIO Liquid CPU Cooler906$29Compare
Zephyra CL-8672 Ti Single tower Air CPU Cooler1,766$109Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-1663 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/15380259 (accessed 2026-10-25).