For those who missed out on the slightly cheaper model at Amazon this model comes with 4GB and not 3GB.
Here is the blurb
The Acer Aspire 5742 comes powered by the Intel® Core™ i3-370M Processor, and has the 64-bit version of the Genuine Windows® 7 Home Premium operating system pre-installed. This notebook computer also features 4GB RAM and a capacious 320GB hard drive, offering plenty of room and speed for all your multitasking and multimedia needs.
Sporting a 15.6" widescreen display with 1366 x 768 resolution and a cinematic 16:9 aspect ratio, as well as an integrated DVD player/burner, the Aspire 5742 is a versatile everyday computer, suitable for both work and entertainment. Its built-in Acer Crystal Eye webcam with 1.3mp resolution and microphone makes keeping in touch with friends around the globe easy.
As well, the Aspire 5742 delivers plentiful connection and expansion abilities, with wireless 802.11 b/g/n technology, Gigabit Ethernet, 3 USB ports, HDMI and VGA output for connection to external monitors, a 2-in-1 media card reader for easy file transfer and much more!
Enjoy reliable, mobile computing that will help you keep in touch wherever you go, with the Acer Aspire 5742!