The GMA X3100 surprising holds its own in the much older less demanding 3DMark03 test though.According to notebookcheck the 3dmark06 comes in at more than 3 times greater for the X1600. It is a vastly superior performer when compared to the X3100. The 3dmark03 is VERY old.
I'll be building a gaming mini-tower as it is. My MacBook is all business.