XSReviews says this computer is pretty powerful for its size and suitable for handling basic gaming and HD video. The reviewer describes it as a netbook without a screen, and suggests a laptop/netbook may be a better fit for some.
"Well here’s an alternative to the HTPC and lounge media center, possibly the smallest full scale PC around: the Sapphire Edge Mini PC. It’s about the size of a DVD case and comes packing HDMI out, dual core atom CPU, a 512 MB nVidia ION 2 GPU, 2GB of RAM, 250GB of storage and gigabit ethernet. Should make for an interesting combination. Let’s see how it performs."