This computer comes with a stylish CoolerMaster 330 case and a standard 420w CoolerMaster power supply unit
The CoolerMaster 690 case option will give you a more impressive looking case and it's supplied with a powerful CoolerMaster SilentPro 620w + modular power supply.
The increased case size with added internal case fans and the enhanced power supply means that the CoolerMaster 690 option should help towards making your components perform at optimal levels for the longest possible period.