After 1.3 patch i have 3 unplayable problems :

1-MP game crash at 99%load (from time to time not alweis)
2-MP game crash in the middle of the fight
3-When i'm lucky and game don't crash i got disconected...

Win 7 x64
i7 assus sabertooth
24 gb ram
GTX 660Ti
Alweis more of 100 ping - motiv wireless internet connexion (21 mb internet stick)
Game was playable , no problem , no disconnect , no crash until patch so is not my machine or my net.