Acer has announced three new laptops from its Aspire TimelineX series for the US market. They are the 13.3-inch 3830T, 14-inch 4830T and 15.6-inch 5830T that all runs the Windows 7 Home Premium 64bit OS. All three models gets the option of an Intel Sandy Bridge Core i3 or i5 processor, up to 640GB of Hard Drive Storage, Intel HD 3000 or GeForce GT 540M or 520M with Optimus and 4GB of RAM. Even thought their screen sizes differ, they all feature a CineCrystal LED-backlit display with a 1366×768 native resolution. Other specifications that will be found on all three models includes WiFi 802.11 b/g/n, Bluetooth 3.0, Gigabit Ethernet, an integrated 1.3-megapixel webcam, a multi-in-one card reader, an HDMI output, chiclet keyboards, and two built-in 3DSonic Stereo speakers. It comes with a 6-cell battery that enables the device to deliver up to 9 hours of operation. The 14-inch and 15.6-inch laptops will also include an 8x DVD writer, the Aspire TimelineX 3830T, 4830T and 5830T will start at $799, $699, and $599, respectively.