There are a lot of WinCE HU devices with 1024x600res
But, the point is, an all of them, iGO Primo works in 800x480 mode. Therefore, either uses it in that way, or go to NextGen. But, with it, there are many problems with licences
Try to read more on forum, use a search, read some of Forum Rules and [Only registered and activated users can see links. ].
We already discussed about that situation.