Okay, is it the 32 or 64-bit version of Windows 7?
Did you install Windows 7 yourself?
Have you installed the latest drivers for your AMD Mobility Graphics card and chipset?
Go here to download:
http://support.amd.com/us/Pages/AMDSupportHub.aspx
Do you have the latest BIOS firmware installed? Which is v1.05 Date: 7-13-2010 If not go here:
http://support.gateway.com/product/d...x?modelId=2374
Then click on the BIOS tab to download it.
PLEASE answer all my questions, it will speed things up quite a bit.