RAM:‎DDR4 Memory Speed ‎4400 MHz Wireless Type ‎Bluetooth, 802.11a/b/g/n/ac, 802.11a, 801.11ac, 2.4 GHz Radio Frequency Number of USB 2.0 Ports ‎4 Item Weight ‎8.8 pounds Product Dimensions ‎15 x 12.25 x 5.08 inches Item Dimensions LxWxH ‎15 x 12.25 x 5.08 inches Supports 3rd Gen AMD Ryzen Threadripper Processors Quad Channel ECC/ Non-ECC Unbuffered DDR4 8 DIMMs 16+3 Phases Infineon Digital VRM Solution with 70A Power Stage. Operating System Support for Windows 10 64-bit Triple Thermal Protection with Fin-Arrays and 8mm Maga-Heatpipe Dual Intel Gigabit LAN with cFosSpeed to shorten response time