Lenovo A57 Tower ThinkCenter 9703-A53-01

Product Guide: ThinkCentre A57 General Description ThinkCentre A57 English (US) OS Preload English (US) Keyboard Software Operating system provided : Genuine Windows Vista® Business License & XP Professional Architecture Bus type/architecture : PCI/PCI Express Form Factor : Small Form Factor Processor Processor Type : Intel Pentium Dual Core E2180 Processor internal clock speed[1] : 2.00 GHz Front side bus : 800 MHz Internal L2 Cache Size : 1 MB Memory Memory (RAM) std. / max.[8] : 1 GB / 4 GB RAM slots total : 2 DIMM RAM slots available : 1 DIMM RAM speed supported : 667 MHz Memory Type : DDR2 SDRAM Hard Disk Drives Hard disk size[4] : 160 GB Hard disk type : Serial ATA Graphics Subsystem Description : Intel Graphics Media Accelerator 3100 Graphics Chipset : Intel Graphics Chipset Graphics bus interface : PCI Express Video RAM type : DVMT Max resolution (with max video RAM) : 2048x1536 16777216 colours Max colours (with max video RAM) : 16777216 Optical Devices Floppy : None Optical Drive Type : DVD Recordable Speed[5] : 40X Max Interface Type : SATA Network Card Description : Integrated Gigabit Ethernet Standard features Pointing Device Type : USB Optical Wheel Mouse Keyboard Type Standard : Preferred Pro USB Keyboard USB Security VPD support : Machine type and model, System serial number Warranty Type of service[13] : Limited Onsite Warranty Warranty Period : One year parts and labour Weight & dimensions Height : 99 mm Width : 317 mm Depth : 355 mm Keyboards Keyboard Type : Preferred Pro USB Keyboard Mice/Input Devices Pointing Device Type : USB Optical Wheel Mouse Technology Name : Wheel Expansion options Serial Port Type : 1 Parallel Port Type : 1 Parallel Planar Expansion Port Type : RJ-45, Mouse (PS/2), Keyboard (PS/2), Headphone / Line out (front), Headphone / Line out (back), External Microphone / Line in (front), External Microphone / Line in (back), External Display (VGA), 6 USB 2.0 (2 front, 4 back), 2 Internal High Speed Slots total (free) and type : 1(1) PCI Express 16X Half Height, 1(1) PCI Half Height Expansion Bus : PCI/PCI Express Operating System Operating System Title : Genuine Windows Vista® Business