Lenovo Thinkpad T61 646501U 15.4-inch Laptop (1.8 GHz Intel Core 2 Duo T7100 Processor, 1 GB RAM, 120 GB Hard Drive, XP Professional) Box Contents - ThinkPad T61 646501U Notebook, Lithium-ion Battery Pack, AC power adapter, Power Cord Intel Core 2 Duo T7100 1.8GHz Processor 2 MB L2 Cache 800MHz Bus speed 1024MB DDR2 (PC2-5300) RAM (MAX 4GB) 120GB (5400RPM) Hard Drive