NiC C4 Untouchable CPU Cooler > Incorporating the proprietary technology, all new Thermaltake NiC series ( lineup consists of the F3, F4, C4, and C5 ), the new CPU cooler series with non-interference cooling space for the ram and motherboard area, the advancement towards silence, performance and compatibility. Fully compatible with RAM of all kinds, ideally for power users to fill their RAM slots with high-end overclocked RAM. || New Standard Non-Interference Cooler > The new NiC Series coolers solve the problem that high performance RAM and CPU coolers cannot co-exist in the past. NiC series coolers achieve the best RAM clearance allowing user to install high end overclock RAM with coolers with ease.