I assume this is the motherboard:http://www.asus.com/prog/spec.asp?m=A7V133&langs=01
If it is, I agree that the bios looks wrong, unless there is a beta floating around at one point that they do not offer any more. I would reflash your motherboard to the 1009 version and see if that helps.
As for the partitioning of your hard drives, I really do not see anything wrong with how you did it. If you want to join the two though, then you can copy all your files from the e: drive to the d: drive and then delete the e: partition. Then use a tool found here:http://www.ranish.com/part/
To make the d: partition larger