The KS7300 Series uses the same patented “fan-free” aluminum chassis design as the KS6615 Series but offers enhanced CPU performance. The KS7300 Series includes an INTEL 1.86GHz Celeron-M CPU with 1MB Level-2 Cache. 2GB DDR2 RAM standard. 80GB SATA HDD. Easily converts to wall mount solutions (bracket sold separately). Windows XP Professional.