[size=18:da188cf27a]I have 3 screen shots. The first one is my old score on my AMD 6400+ 3.2 
The next 2 are of my intel E6600 2.4 clocked at 3.0 On Vista and 7 [/size:da188cf27a]

[size=18:da188cf27a]Windows Vista Ultimate X64 AMD 6400+ 8800GT SC[/size:da188cf27a]
[URL=http://img148.imageshack.us/i/rigww8.jpg/][img:da188cf27a]http://img148.imageshack.us/img148/9635/rigww8.jpg[/img:da188cf27a][/URL]

[size=18:da188cf27a]Windows Vista Buisness X64 E6600 GTX 260[/size:da188cf27a]
[URL=http://img35.imageshack.us/i/3dmark06at30.jpg/][img:da188cf27a]http://img35.imageshack.us/img35/3617/3dmark06at30.jpg[/img:da188cf27a][/URL]

[size=18:da188cf27a]Windows 7 Ultimate E6600 GTX 260 [/size:da188cf27a]
[URL=http://img252.imageshack.us/i/captureg.png/][img:da188cf27a]http://img252.imageshack.us/img252/4921/captureg.png[/img:da188cf27a][/URL]

[size=18:da188cf27a]I went down to a diferent processor but was able to over clock it quite easy
and windows 7 did have a bit of performance boost[/size:da188cf27a]