This rom is fast enuff but one thing that i know is that there are several tweaks that can make it even faster with no lag and no errors...
Speed Up Scrolling of Internet and People Tab, Album Page and All People Page
You can speed up the speed of scrolling when you flick your finger by modifying the following registry tweak.
HKLM/SOFTWARE/HTC/HTCScroll/velocity_factor
Change to 20000 or higher.
Boost TFL3D Performance –> HKLM\System\Storagemanager\Fatfs and change key Cachesize from 16384 to 32768
Boost TFL3D Scrolling Speed –> – HKLM\SYSTEM\GDI\GLYPHCACHE\limit = 16384 or 32768 (DWORD decimal)
and the following tweak will add years to ur battery life....