Lenovo 3000 N500 Notebook 2GHz 15.4" 1GB RAM 160GB HDD - Model 423352U Intel Celeron 575 processor ( 2GHz 667MHz 1MB ) 15.4 WXGA TFT with integrated camera LCD Glossy 1280x800, Intel Graphics Media Accelerator 4500M 1 GB PC2-5300 DDR2 SDRAM 667MHz Genuine Windows Vista Home Basic DVD Recordable (Dual Layer) 24X Max