Extensa 4220-2148 Notebook - 14.1" WXGA (1280 x 800); OS: Windows Visa Business, CD with Windows XP Professional (can be installed in place of, not in addition to, Windows Vista Business); Processor - Intel Celeron Dual-Core Processor T1400 (512KB shared L2 Cache, 1.73 GHz, 533MHz FSB); Memory - 1GB (512/512) DDR2 667 SDRAM; Storage: 80GB HDD, integrated CD-Rw/DVD-ROM combo drive, 5-in-1 card reader; Graphics - Integrated Intel Graphics Media Acceleerator X3100; Communications: 802.11b/g WLAN, gigabit LAN, V.92 modem