Hot Hardware published a review on the Gigabyte BRIX Gaming UHD With Teardown And Rebuild Action
A quote from the article:
The Gigabyte BRIX Gaming UHD is an exciting small form factor PC prospect, packing a surprising amount of muscle into a tiny frame. This little flyweight may not sound too beastly with its GeForce GTX 950, but Gigabyte reckons it is more than capable of streaming 4K UHD media and taking a few swings at 1080p gaming with good image quality. Its 4.3-inch square footprint should help it blend into many entertainment centers or find a home on a dorm room desk for work, play, business or pleasure.Gigabyte BRIX Gaming UHD Review With Teardown And Rebuild Action @ HotHardware
Most ultra small form-factor computers, by comparison, rely on integrated graphics to due to thermal constraints. Don't get us wrong, integrated graphics solutions from Intel and AMD have come a long ways, but there is still no substitution for a discrete GPU for respectable gaming performance in current gen titles...