Sony VAIO VGN-NR310E/S 15.4" Notebook (1.73GHz Dual Core T2370 1GB RAM 160GB HDD DL DVD-RW Vista Home Premium) Intel Pentium Dual-Core T2370 1.73GHz 1024MB RAM (2048MB max) 15.4" WXGA LCD XBRITE ECO (1280x800) 160GB HDD (5400rpm) DL DVD+R/W Drive Atheros WiFi (802.11b/g) Ethernet Mobile Intel Graphics Media Accelerator X3100 Microsoft Windows Vista Home Premium (Color: Silver)