If there is a RetroPie distro for the Odroid (or others) that can play PSP and Dreamcast full speed, as well as all the other ports and emulators that the Pi varient of RetroPie supports, then I'm on it!
It's just that I've yet to find such a thing yet.
In the mean time my Pi 3's came in and...
...I'm pretty happy!!! I wish it were 1.5Ghz, but honestly 1.2 is good enough to play 95% of what I want it to play anyhow. And when the Gl wrapper is done, the sky will be the limit. Also this will make things better for those who want to use it as a desktop too.