Product Description ASRock Z97 OC Formula / Z97 / 4 x DDR3 / 4 x PCI-E x16 / 2 x PCI-E x1 / 1 x M.2 / 1 x SATA Express / 8 x SATA3 / 8 x USB3 / 6 x USB2 / 1 x GBLAN / RAID / 1 x HDMI / ATX / KILLER LAN / 15μ Gold Contact / 12K Platinum 100% Japan made conductive polymer capacitors / 4 x 2oz copper 8 Layer PCB Warranty 3yrs