Unfortunately we cannot supply a graphics driver specific to your system, only Gateway can provide it as they make the necessary customizations based on the system specification. Regarding the generic Intel driver, are you using the latest version here? Intel® Download Center
The link you sent is for Windows 32-bit, I have Windows 64-bit. Also, I downloaded the driver from this link: Intel® Download Center. However, since it is generic it seems to be giving me BSODs on occasion according to a post in a Microsoft community: Getting BSODs recently, could Minecraft be the culprit? - Microsoft Community.