TECHNICAL SPECIFICATIONS Series | IBM ThinkCentre M57e | P/N | 9948-CTO | Form Factor | Tower | Processor | Core 2 Duo E7200 - 2*2.53 GHz (cache 3MB, 1066 MHz FSB) | Memory | Standard | 1024 MB | Type | DDR 2 667MHz | Maximum | 8GB | | Graphics | Intel Graphics Media Accelerator 3100 (GMA 3100), integrated graphics in G31, uses main memory, one 15-pin analog D-sub connector | HDD 160GB, SATA 3.0Gb/s, 7200 rpm | CD ROM | DVD ROM | Chipset | Intel 946GZ Graphics Chipset | Interfaces | 10 USB Ports (2 Front/6 Rear/2 Internal), 1 Parallel/ 1 Serial/Audio/2 PS 2/E-SATA port as optional, 2 FH PCI expansion slots, 1 FH PCI -e 1x and 1 FH PCI -e 16x2 Front audio ports: Headphone and Microphone, 3 Rear audio ports: Line in, Line out and Microphone | Ethernet | Intel® 82566DM Gigabit Ethernet Controller | Modem | None | Diskette drive | None | Media reader | None | Audio | Audio Chipset ADI 1986 A | Keyboard | Preferred Pro USB Keyboard, Preferred Pro USB Fingerprint Keyboard | Mouse | Optical Wheel Mouse | Monitor | Option | Operating system | FreeDOS | C/O | China | | |