Hardware Spec Index

Zephyra CL-6391 Pro Dual tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL6391-PRO · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index2,480 (CPU Coolers scale)
Category rank#42,017
Street price$179
Power6 W
Performance per dollar13.85
Released2020

Specifications

BrandZephyra
ModelZephyra CL-6391 Pro
TypeDual tower air cooler
Heat pipes8× 6 mm copper
Height168 mm
Fans2× 120 mm PWM, up to 2,100 RPM
Rated cooling280 W (manufacturer rating)
Noise24 dBA (max)
RAM clearanceOffset fin stack, 45 mm
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-5685 Plus Single tower Air CPU Cooler1,370$59Compare
Caldera CL-6759 SE 280mm AIO Liquid CPU Cooler1,434$69Compare
Brontix CL-9199 Core Dual tower Air CPU Cooler1,636$89Compare
Zephyra CL-2429 SE 240mm AIO Liquid CPU Cooler511$19Compare
Brontix CL-6569 Ultra Low profile Air CPU Cooler1,289$49Compare
Caldera CL-9449 Pro Dual tower Air CPU Cooler2,043$159Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-6391 Pro Dual tower Air CPU Cooler”, https://vextor7.com/item/20007272 (accessed 2026-10-19).