Hardware Spec Index

Caldera CL-1688 Plus 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1688-PLUS · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index2,339 (CPU Coolers scale)
Category rank#45,702
Street price$199
Power17 W
Performance per dollar11.75
Released2022

Specifications

BrandCaldera
ModelCaldera CL-1688 Plus
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 1,500 RPM
Pump3,300 RPM
Rated cooling330 W (manufacturer rating)
Noise27 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-7980 XT Dual tower Air CPU Cooler2,480$169Compare
Teralux CL-2956 XT Single tower Air CPU Cooler927$29Compare
Teralux CL-5347 SE Dual tower Air CPU Cooler2,480$169Compare
Brontix CL-7631 SE 240mm AIO Liquid CPU Cooler563$19Compare
Caldera CL-5123 Edge 420mm AIO Liquid CPU Cooler2,480$179Compare
Brontix CL-3377 SE Dual tower Air CPU Cooler1,705$99Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-1688 Plus 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/76525935 (accessed 2026-10-25).