Caldera CL-1660 Pro 420mm AIO Liquid CPU Cooler
CPU Coolers · Caldera · SKU CL1660-PRO · Released 2023 · Updated 2026-10-26
Key facts
| Benchmark index | 2,326 (CPU Coolers scale) |
|---|---|
| Category rank | #26,010 |
| Street price | $149 |
| Power | 17 W |
| Performance per dollar | 15.61 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera CL-1660 Pro |
| Type | All-in-one liquid cooler |
| Radiator | 420 mm, aluminum, 38 mm thick |
| Fans | 3× 140 mm, up to 1,800 RPM |
| Pump | 2,800 RPM |
| Rated cooling | 330 W (manufacturer rating) |
| Noise | 33 dBA (max) |
| Tubing | 400 mm, sleeved EPDM |
| Socket support | AM5, AM4, LGA1851, LGA1700 |
| Warranty | 6 years |
Related guides
Similar CPU Coolers
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Caldera CL-7100 Ti Dual tower Air CPU Cooler | 1,939 | $109 | Compare |
| Zephyra CL-6545 Plus Dual tower Air CPU Cooler | 2,135 | $129 | Compare |
| Zephyra CL-5891 Pro 360mm AIO Liquid CPU Cooler | 2,128 | $139 | Compare |
| Caldera CL-5625 Edge Dual tower Air CPU Cooler | 1,268 | $59 | Compare |
| Teralux CL-3249 SE 360mm AIO Liquid CPU Cooler | 2,056 | $139 | Compare |
| Teralux CL-4486 Max Dual tower Air CPU Cooler | 2,128 | $169 | Compare |
Cite this page: Hardware Spec Index, “Caldera CL-1660 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/9838259 (accessed 2026-10-26).