Hardware Spec Index

Caldera CL-1890 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1890-PRIME · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index2,480 (CPU Coolers scale)
Category rank#42,228
Street price$179
Power17 W
Performance per dollar13.85
Released2025

Specifications

BrandCaldera
ModelCaldera CL-1890 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 1,800 RPM
Pump2,800 RPM
Rated cooling330 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-3969 Prime 360mm AIO Liquid CPU Cooler1,517$89Compare
Caldera CL-9654 Prime 240mm AIO Liquid CPU Cooler701$19Compare
Caldera CL-5885 Ultra Low profile Air CPU Cooler1,035$39Compare
Teralux CL-9755 Prime Low profile Air CPU Cooler570$19Compare
Zephyra CL-3767 Max Dual tower Air CPU Cooler1,704$99Compare
Teralux CL-4067 Edge Dual tower Air CPU Cooler2,026$139Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-1890 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9130696 (accessed 2026-10-19).