Dual M.2 PCIe x4 – one is obvious, above the PCIe x16 slot, the other on the back – 5x USB 3.1 G2, ALC1220A audio, Intel GbE LAN, Intel 9560 802.11ac WiFi, 4x SATA ports, 4x fan-headers, and a strengthened video-card slot show just what can be done on a board measuring 17cmx17cm.
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