Phoenix Technologies Actyon I3 TR4. Processor: 3100 MHz, Intel Core i3, i3-2100, Socket 1155, 5 GT/s, 3 MB, Intel H61. Memory: 4096 MB, 16 GB, 4x DIMM, DDR3-SDRAM, 1333 MHz. Disk drive: 1000 GB, 5900 RPM, Serial ATA III, 88.9 mm (3.5 "). Video: Intel, HD Graphics 2000. Audio: HD, 7.1. Optical drive: DVD-RW. Operating system/software: PC. Networking: Gigabit Ethernet, 10/100/1000Base-T(X), 10, 100, 1000 Mbit/s. Chassis: Tower. Weight & dimensions: 182 mm, 435 mm, 420 mm. Energy management: 550 W. Other features: Intel