[opposition]

Alex Smith 158/218, 1737 Yards, 70%, 13 td, 5 int 104.1 rating, 3 fumbles, 8 yard per attempt
Mat Cassel 161/277 1796 yards, 58%, 6 td 12 int, 6 fumbles, 66 rating, 7 ypa,

I would say it's a pretty decent upgrade.