Performance is down and ground stutters worse for me on this patch, noticed barrage balloons now drop to the ground after they have been destroyed

, if a bit to slow in my opinion.
win vista 64 bit
Geforce Gtx560
Drivers 301.42
Proccessor Intel Quad Q9650 3.Ghz
8 gig corsair Ram
all settings on medium, except original textures on.
Grass on
shadows on