The 5D mark II is ideal for landscapes...you don't need AF for landscapes, especially if you get a Zeiss or tilt-shift lens

With that said, landscape photography is more about technique than the equipment.
+1 to this statement. Very much about technique. the 7D could pull it off nicely.
[I] (70-200 F4, 17-40, 85mm 1.8, Sigma 30 1.4, Canon 135L, Canon 85 1.8, Canon 24-70L Einstein640, Kacey Dish + Grid, Cybersyncs, 5D classic)
