Hardware Spec Index

Zephyra CL-6644 Plus 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL6644-PLUS · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index2,276 (CPU Coolers scale)
Category rank#21,608
Street price$189
Power17 W
Performance per dollar12.04
Released2024

Specifications

BrandZephyra
ModelZephyra CL-6644 Plus
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 1,600 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise25 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 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-3326 Ti Dual tower Air CPU Cooler2,168$149Compare
Caldera CL-2392 Core Low profile Air CPU Cooler863$29Compare
Teralux CL-4899 Max 360mm AIO Liquid CPU Cooler2,457$169Compare
Teralux CL-6012 SE 240mm AIO Liquid CPU Cooler704$19Compare
Brontix CL-5278 Prime 360mm AIO Liquid CPU Cooler1,521$89Compare
Brontix CL-9625 Max Dual tower Air CPU Cooler2,042$149Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-6644 Plus 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/6288429 (accessed 2026-10-23).