2PX3982 - Lenovo ThinkPad X230 2320HQU 12.5quot; LED Notebook - Intel - Core i7 i7-3520M 2.9GHz - Black Operating System: Windows 7 Professional 64 (available through downgrade rights from Windows 8 Pro) Intel Core i7-3520M 2.9GHz Processor with Turbo Boost Technology 2.0 up to 3.6GHz 4MB Smart Cache 180GB SATA Solid State Drive (SSD) 4GB DDR3, 1600MHz SDRAM UltraBase Series 3 with DVD-Writer - supplied in UltraBase docking station Manufacturer Warranty: 3 years warranty