Lenovo ThinkPad T500 15.4" WSXGA+ TFT (1680 x 1050), Mobile Intel GM45 Express chip set, ATI Mobility Radeon HD 3650 with 256 MB, Integrated Bluetooth wireless, Integrated fingerprint reader, Intel Core 2 Duo processor P8600, 160GB / 7200 rpm HDD, DVD Recordable drive, ExpressCard slot, PC Card slot, 3GB (2GB + 1GB) memory, Intel Wireless WiFi Link 5100 AGN (1 x 2), Genuine Windows Vista Business with Windows XP Professional downgrade preinstalled, 9-cell Li-Ion battery