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DeepCool AK400 vs Thermalright Peerless Assassin 120 SE: Comparison

DeepCool AK400 and Thermalright Peerless Assassin 120 SE separate most on fan count: DeepCool AK400 at 1, Thermalright Peerless Assassin 120 SE at 2, 50% in favour of Thermalright Peerless Assassin 120 SE. Static Pressure splits them by another 25%, this time favouring DeepCool AK400. They match on 7 other specifications, including cooler type, height and fan size.

DeepCool AK400 (Single-Tower Air/4 Copper Heatpipes/220W TDP/120mm FDB Fan/Budget-Mainstream)
DeepCoolDeepCool AK400
Thermalright Peerless Assassin 120 SE (Dual-Tower Air/6 Heatpipes/Dual 120mm PWM/1550RPM/AM4-AM5/LGA1700-1851)
ThermalrightThermalright Peerless Assassin 120 SE

Specs

Specification
DeepCool AK400 (Single-Tower Air/4 Copper Heatpipes/220W TDP/120mm FDB Fan/Budget-Mainstream)
DeepCool AK400
Thermalright Peerless Assassin 120 SE (Dual-Tower Air/6 Heatpipes/Dual 120mm PWM/1550RPM/AM4-AM5/LGA1700-1851)
Thermalright Peerless Assassin 120 SE
BrandDeepCoolThermalright
Cooler TypeAir TowerAir Tower
SeriesDeepCool AK400Peerless Assassin
Model NumberR-AK400-BKNNMN-G-1PA120 SE
Height155 mm155 mm
Socket CompatibilityAMD AM4/AM5, Intel LGA1851/1700/1200/115XAMD AM5/AM4, Intel LGA1851/1700/1200/115X
Tower LayoutSingle-TowerDual-Tower
Fan Count1-50%2
Noise Level29 dBA+3.4 dBA25.6 dBA
Fan Size120 mm120 mm
Max Speed1850 RPM1550 RPM-16%
Airflow66.47 CFM66.17 CFM0%
Static Pressure2.04 mmH2O1.53 mmH2O-25%
Bearing TypeFluid DynamicFluid Dynamic
PWM ControlYesYes
LightingNoneNone
Fan ConnectionStandard 4-Pin PWMStandard 4-Pin PWM
Fans1x FC120 FDB PWM, 120mm2x 120mm TL-C12C PWM
Source URLhttps://www.deepcool.com/products/Cooling/cpuaircoolers/AK400-Performance-CPU-Cooler-1851-1700-AM5/2024/15222.shtmlhttps://www.thermalright.com/product/peerless-assassin-120-se/

Verdict

DeepCool AK400

7.7 / 10 Expert Rating

A genuinely competitive budget single-tower cooler, now sold alongside its own updated G2 revision.

Thermalright Peerless Assassin 120 SE

9 / 10 Expert Rating

The best cooling-per-dollar in air cooling right now.

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