Hardware Spec Index

Caldera CL-8643 XT 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL8643-XT · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index1,130 (CPU Coolers scale)
Category rank#11,125
Street price$39
Power12 W
Performance per dollar28.97
Released2026

Specifications

BrandCaldera
ModelCaldera CL-8643 XT
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 27 mm thick
Fans2× 120 mm, up to 2,200 RPM
Pump2,800 RPM
Rated cooling250 W (manufacturer rating)
Noise30 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
Caldera CL-5410 Ti Single tower Air CPU Cooler1,060$29Compare
Teralux CL-6332 Pro Low profile Air CPU Cooler1,129$49Compare
Zephyra CL-4364 Max Single tower Air CPU Cooler1,939$129Compare
Caldera CL-9892 Plus 280mm AIO Liquid CPU Cooler953$29Compare
Zephyra CL-3479 Plus Single tower Air CPU Cooler707$19Compare
Zephyra CL-9897 Max Dual tower Air CPU Cooler1,383$69Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-8643 XT 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/305144 (accessed 2026-10-20).