The HP ProBook 5220m supporting by Intel Calpella processors – Intel Celeron U3400 (1.06GHz), Intel Core i3-350UM, or Intel Core i5-450M processor. This notebook comes with 12.1 inch 1280 x 800 display, Intel HM57 Express chipset, 2GB/4GB of RAM, 250GB/500GB HDD 7200RPM or 80GB SSD, Windows XP / Vista / 7 operating system, Three USB 2.0, eSATA, HDMI Port, VGA Output, card reader, audio jacks, Gigabit Ethernet, 802.11b/g/n Wi-Fi (optional), Bluetooth (optional), Webcam (optional) and 4-cell or 6-cell battery.