The CORSAIR Hydro X Series XC5 RGB PRO CPU Water Block combines premium construction, vivid RGB lighting, and extraordinary cooling performance. A precision-machined advanced copper cold plate with more than 110 high-efficiency micro-cooling fins, along with an innovative quad-split flow design, draw the maximum amount of heat from your CPU, dropping temperatures and letting you push your clock speeds to their maximum. A uniquely designed top piece is lit by 16 RGB LEDs in eight zones of customisable RGB lighting, controlled by a CORSAIR iCUE RGB Lighting Controller (sold separately) and powerful CORSAIR iCUE software. An included 5V ARGB adapter cable allows for alternative motherboard control.