Quote Originally Posted by v0dka View Post
Both the program and the method above tell me TRIM is working. However I'm still on IDE mode from bios. That can't be right as you need AHCI? Win 7 build 7100 x64
Indeed. It appears as though we can see if Windows is sending the TRIM commands but it looks like its difficult to confirm its working.

Apparently if you see HD activity after deleting a very large file it will indicate its working.