http://w34.us/amz/B006YG8X9Y Upgrading the ram, makes the Lenovo Yoga even faster, and because you can reduce the swap file size can help extend your battery life too. This is a quick how to do the upgrade. Yoga 13 combines the productivity of an Ultrabook™ with the touch experience of a tablet, taking full advantage of the Windows 8 functionality. The screen flips a full 360 degrees into four modes that make it easy to create, share, or consume content. Combine those with its long battery life, and the Yoga 13 provides ultimate versatility. DO LIST ▶ 10-finger multitouch touchscreen technology ▶ Lenovo Motion Control uses the webcam as an input device, allowing you to effortlessly flip pages, rewind/forward music, change the volume, and gesture other simple commands with a flick of the hand ▶ Long battery life and standby time Easily cycle through Yoga's four modes with Lenovo Transition, a technology that automatically switches system settings and locks the keyboard in place ▶ Integrated 720p HD webcam ▶ USB 3.0 SuperSpeed, USB 2.0, and 3-in-1 card reader ▶ InstantResume to wake from sleep mode in one second ▶ HD graphics support with HDMI output to connect to a TV or monitor ▶ Lenovo Cloud storage to access your files from all your devices ▶ OneKey® Rescue for fast recovery and protection CPU 3rd generation Intel® Core™ i7-3517U 3rd generation Intel® Core™ i5-3317U 3rd generation Intel® Core™ i3-3217U Operating System Windows 8 Pro Windows 8 Memory 4GB, 8GB DDR3 Graphics Intel® HD Graphics 4000 (integrated) Dimensions 333.4 x 224.8 x 16.9 mm (13.1 x 8.9 x 0.67") Camera 1.0MP 720p HD integrated webcam Display 13.3" HD+IPS capacitive multitouch display (16:9 widescreen) (1600x900) Weight 1.54 kg (3.4 lbs) I/O Ports 1 USB 2.0 port 1 USB 3.0 port Combo jack HDMI 2-in-1 card reader (SD/MMC) Storage 128GB SSD (256GB coming soon) Wireless Connectivity 802.11 b/g/n wireless Bluetooth® Keyboard AccuType keyboard Battery Life 8 hours Security Features OneKey® Recovery