There is a review of the Z87 powered GIGABYTE G1.Killer Sniper 5 motherboard posted today at Legit Reviews. For years GIGABYTE has been among the best of the best when it comes to motherboards and other computer components. Today we will have the pleasure of looking at one of their flagship products, the G1.Killer Sniper 5 motherboard. The G1.Sniper 5 is a beast of a board, both in features and size. Before we delve to far into the features, it's certainly worth mentioning that the G1.Sniper 5, like it's predecessors carries a pretty steep price tag.