As an extra advantage, it is highly portable, making it easy to take with you on a trip, or to your buddy’s place. Also, the fact that it can support more than one monitors, makes it very handy for more elaborate games.
Other – with a machine like that, your imagination is the only limit. Perhaps you are a power user and want to build a (reliable) cluster to mine BitCoins or process Big Data. Get a few of these machines and you are there!