Hardware Spec Index

Zephyra CL-6747 Ultra Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL6747-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,838 (CPU Coolers scale)
Category rank#47,592
Street price$109
Power3 W
Performance per dollar16.86
Released2021

Specifications

BrandZephyra
ModelZephyra CL-6747 Ultra
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 1,500 RPM
Rated cooling220 W (manufacturer rating)
Noise24 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Zephyra CL-8666 Core Single tower Air CPU Cooler1,480$79Compare
Zephyra CL-3723 Max 280mm AIO Liquid CPU Cooler802$29Compare
Caldera CL-7227 Ultra 240mm AIO Liquid CPU Cooler744$19Compare
Zephyra CL-1880 Ultra Dual tower Air CPU Cooler1,734$99Compare
Brontix CL-9494 Ultra Dual tower Air CPU Cooler2,152$169Compare
Teralux CL-8312 Prime 420mm AIO Liquid CPU Cooler2,166$139Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-6747 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/4115646 (accessed 2026-10-23).