HP Pavilion Slimline Desktop (built-in wireless)- Intel Pentium - 8GB Memory - 1TB Hard Drive - DVD&plusmn;RW/CD-RW - Windows 8.1 Gray Intel Pentium processor J2900; Features a 2MB cache and 2.41GHz processor speed. 8GB PC3-10600 DDR3L SDRAM; 1TB Serial ATA hard drive (7200 rpm); Intel HD graphics Windows 8.1 64-bit (free upgrade to Windows 10); Super Multi DVD Burner Drive; 7-in-1 media reader; Multidisplay capability 1 USB 3.0 port and 4 USB 2.0 ports 2.4GHz single-band high-speed wireless LAN