For Windows 7 OS:
Click the start button > type msconfig > click it to open > click General > choose selective start-up.
Click boot and make sure there is only one operating system selected.
Click services > uncheck parental controls only.
Click start-up > uncheck all unnecessary start-up programs. Click close.
Click the Start button > click Control Panel > click Programs > click Turn Windows features on or off. Wait for the list to compile. Below is a list of wasted features that can potentially interrupt flash. Uncheck:
Games
Indexing service
Internet information services
Internet information services hostable web core
Microsoft message queue (MSMQ) server
Rip listener
Simple network management protocol
Simple TCPIP services
Telenet client
Telenet server
TFTP client
Windows gadget platform
Windows process activation service
Windows TFII IFilter
XPS services - Click close.
Next, delete all preloaded software completely off your machine. These programs work in the back-ground continuously.
Change your anti-virus program to one that will silently work in the back-ground. This is a good alternative.
Keep the Adobe website manager clear before any game-play per WGTniv.
Create a game-client desktop shortcut assuring no other windows are open during game-play.
Use this totally free Windows 7 utility.
This is exactly how I have my windows 7 computer configured and I do not have one meter stutter whatsoever. Along with this configuration, I wait for flash in the game-client to finish working before I take a swing.
P.S. This is not an attempt to get free credits. I'm merely sharing my configuration in hopes that it may work for you too. I have a similar AMD machine.