Processor Intel Core™ i 3-3110M Dual Core 2.4 G Hz, Intel Ivy Bridge Architecture 3MB Cache Memory 4GB DDR3 1600 M Hz Hard Drive 500GB SATA Optical Drive DVD Rewriter (Records DVDs 8x & CDs 24x & Dual Layer Super Multi) Software Operating System: Windows 7 Professional Edition 64-bit (with Windows 8 Professional 64bit License & Restore Provided) Display 15.6" Lenovo Anti-Glare, LED Backlit Resolution 1366 x 768 Graphics Intel HD Graphics 3000 Audio Integrated Sound System Input devices Keyboard & touchpad Networking Wireless (802.11b/g/n Wireless) 10/100/1000 Gigabit Fast Ethernet Bluetooth 4.0 Power Supply Battery life: 3-4 Hours (up to 4 hours with power management) Interfaces 4-in-1 card reader (MS, MS Pro, MMC, SD) 2 x USB (Universal Serial Bus) 2.0, 2 x USB (Universal Serial Bus) 3.0 1 x HDMI Port Warranty / Miscellaneous 1 Year Manufacturer Warranty Webcam