The core of Military Class 4 is based on the essentials which increase your stability in the worst conditions. The humidity protection & high temperature protection ensure your system surviving each environment, no matter how harsh. The structure of the PCB limits EMI radiation. On top of that all the connectors have ESD protection in order to prevent short circuit. AMD Cooln Quiet technology reduces heat & noise so you can experience amazing performance without distraction. Combined with core enhancements, included in the AMD processors, that can improve overall power savings, deliver better multitasking & energy efficiency. Cooln Quiet technology can automatically adjust processor ratio to throttle CPU speed with four modes.