HCL recommends Windows® 7. ME Laptop 1044 · Genuine Windows® 7 Professional · Intel® Second Generation Celeron, Pentium, Core i3/i5/i7 Processors · Intel® HM65 Chipset · 14.0" HD (1366x768) LED Backlit display · 1 GB upgradable upto 8 GB DDR3 1333MHzz RAM · 250 GB upgradable upto 750 GB, 5400 RPM HDD · DVD Super Multi Drive · Integrated Camera 1.3 MP · 3 USB 2.0, 1 RJ-45, 1 HDMI, DC-IN, 2 Audio Jack, 1 VGA, Bluetooth 3.0 · Integrated Wireless LAN 802.