MSI A320M-A PRO MAX AMD m-ATX Motherboard - AM4 Ryzen 2xDDR4 2xPCI-E 1xM.2 6xUSB3.2 6xUSB2.0 1xDVI-D 1xHDMI Supports 1st, 2nd and 3rd Gen AMD Ryzen™ / Ryzen™ with Radeon™ Vega Graphics and 2nd Gen AMD Ryzen™ with Radeon™ Graphics / Athlon™ with Radeon™ Vega Graphics and A-series / Athlon X4 Desktop Processors for Socket AM4 Supports DDR4 Memory, up to 3200 (OC) MHz Turbo M.2: Running at PCI-E Gen3 x4 maximizes performance for NVMe based SSDs. Audio Boost: Reward your ears with studio grade sound quality. EZ Debug LED: Easiest way to troubleshoot. X-Boost: Software that auto-detects and allows you to boost the performance of any storage or USB device. Core Boost: With premium layout and fully digital power design to support more cores and provide better performance. Socket AM4 CPU (Max Support) RYZEN Chipset AMD® A320 Chipset DDR4 Memory 1866/ 2133/ 2400/ 2667Mhz (by JEDEC) 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz (by A-XMP OC MODE) Memory Channel Dual DIMM Slots 2 Max Memory (GB) 32 PCI-E x16 1 PCI-E Gen Gen3 PCI-E x1 1 SATAIII 4 M.2 Slot 1 RAID 0/1/10 TPM (header) 1 LAN 1x Realtek® 8111H USB 3.2 ports (Front) 2(Gen1, Type A) USB 3.2 ports (Rear) 4(Gen1, Type A) USB 2.0 ports (Front) 4 USB 2.0 ports (Rear) 2 Serial ports(Front) 1 Audio ports (Rear) Realtek® ALC892 Codec DVI-D 1 HDMI 1 DirectX 12 Form Factor m-ATX Operating System Support for Windows® 10 64-bit Support for Windows® 7 64-bit * To support Windows® 7 64-bit, you must install an AMD Pinnacle Ridge & Summit Ridge CPU.