The GIGABYTE GA-Z87X-D3H is an Intel Z87 (LGA1150) ATX motherboard designed for 4th Gen Intel Core processors. It features an Ultra Durable 4 Plus design with high quality components, including an 8-phase power delivery system for stable CPU overclocking. The motherboard supports Dual Channel DDR3 memory with frequencies up to 1600MHz (OC to 2933MHz) across 4 DIMM slots with a maximum capacity of 32GB. Expansion capabilities include 3 PCIe 3.0 x16 slots (supporting 2-Way/3-Way AMD CrossFireX), plus 4 PCIe 2.0 x1 slots. Storage options consist of 6 SATA 6Gb/s ports with RAID 0/1/5/10 support and 1 mSATA slot. Networking is handled by an Intel Gigabit LAN controller with cFosSpeed traffic shaping technology. The board features high quality audio with Realtek ALC892 codec supporting 8-channel HD audio and DTS ConNECt. Rear I/O includes 4 USB 3.0 ports, 2 USB 2.0 ports, HDMI/DVI-D/D-Sub display outputs, PS/2 keyboard/mouse port, and optical S/PDIF out. Additional features include GIGABYTE UEFI DualBIOS technology, On/Off Charge for mobile devices, and support for 3TB+ hard drives.