Hardware Spec Index

Caldera CL-4556 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL4556-PRIME · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,876 (CPU Coolers scale)
Category rank#30,868
Street price$129
Power17 W
Performance per dollar14.54
Released2026

Specifications

BrandCaldera
ModelCaldera CL-4556 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,500 RPM
Pump2,900 RPM
Rated cooling330 W (manufacturer rating)
Noise24 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-8326 Plus Low profile Air CPU Cooler935$29Compare
Caldera CL-4372 Ti 240mm AIO Liquid CPU Cooler915$29Compare
Brontix CL-1425 Ti 240mm AIO Liquid CPU Cooler611$19Compare
Caldera CL-1011 SE Dual tower Air CPU Cooler2,224$149Compare
Teralux CL-7540 Pro 240mm AIO Liquid CPU Cooler745$19Compare
Brontix CL-3340 Pro Dual tower Air CPU Cooler2,302$149Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-4556 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/93661694 (accessed 2026-10-19).