Ranked in these QuestionsQuestion Ranking
Pro Includes it's own noise-isolated sound processors
The Z97M includes a noise-isolated sound processor in the form of Audio Boost 2 and Realtek ALC1150 audio codec.
Pro Supports both Nvidia's SLI and AMD's CrossFire
Beside an M.2 port, is also has two a piece PCI-E 16x and 1x slots which support both SLI and Crossfire.
Pro Good value for price
The Z97M offers great features while not being very expensive, finding a good balance between price and power.