Hardware Spec Index

Zephyra CL-3951 Pro Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3951-PRO · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,047 (CPU Coolers scale)
Category rank#33,127
Street price$29
Power3 W
Performance per dollar36.10
Released2019

Specifications

BrandZephyra
ModelZephyra CL-3951 Pro
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height161 mm
Fans1× 120 mm PWM, up to 2,200 RPM
Rated cooling220 W (manufacturer rating)
Noise25 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-8563 Core 360mm AIO Liquid CPU Cooler1,535$69Compare
Brontix CL-5804 XT 360mm AIO Liquid CPU Cooler2,480$199Compare
Zephyra CL-6381 SE Dual tower Air CPU Cooler1,773$109Compare
Zephyra CL-8055 XT Single tower Air CPU Cooler1,630$79Compare
Caldera CL-8169 SE 420mm AIO Liquid CPU Cooler1,877$119Compare
Caldera CL-7404 Pro Low profile Air CPU Cooler885$29Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-3951 Pro Single tower Air CPU Cooler”, https://vextor7.com/item/4296563 (accessed 2026-10-19).