Having six USB-A ports on the front is just way too many to be practical. Especially if you have lots of stuff plugged in or you plug in something that's large enough to cover up the other ports.
With the ExpertCenter series, Asus offers some powerful business PCs whose equipment and build already remind us of a small workstation. But in order to find out whether we can also expect a similar performance, we looked at the D9 SFF D900SC in more detail and ran it through numerous benchmarks.