Yep, Enabling MTGS does increase the speed.
My speed went from 5-10 fps to 15-30 fps.
I can't enable it in FFX-2, how come?
__________________
PCSX2 
Chaos hell
Computer Specs: Dell
Computer:Intel Pentium 4/wHT @2.80Ghz
Monitor: Dell 17inch UltraSharp LCD digtial flat panel
Ram: Dell 512mb DDR
Grahpics Card:Intel[R] 82915/GV/910GL Express Chipset Family
Windows:Microsoft Geniune Windows XP Home Edition
Click here for everything