Information: You will need to move Temporary Internet Files folder of Internet Explorer to make it store temporary internet files and all cache data to the RamDrive.
Instruction:
Open Internet Options.
On the General tab look for "Temporary Internet files" or "Browsing history" and hit Settings.
Set the box size to 50 MB.
Then hit Move folder and point to the Cache folder you made on the RamDisk, e.g. R:\IE_Cache