ASUS PRIME A520M-K Motherboard - ASUS PRIME A520M-K expertly engineered to unleash the full potential of 3rd Gen AMD Ryzen processors. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, the ASUS PRIME A520M-K provides DIY PC builders with a perfect all-around foundation via intuitive software and firmware features. AMD AM4 Socket: Design for 3rd Gen AMD Ryzen and 3rd Gen AMD Ryzen with Radeon Graphics Processors, Ultrafast Connectivity: M.2 support, 1 Gb Ethernet, USB 3.2 Gen 1 Type-A, HDMI2.1 4Kat 60HZ, DisPlay port 1.2, Comprehensive Cooling: PCH heatsink, hybrid fan headers and Fan Xpert 2 utility, 5X Protection III: all-round protection with LANGuard, DRAM overcurrent protection, overvoltage protection, SafeSlot Core safeguards and stainless-steel back I/O. Accessories: Cables 2 x SATA 6Gb/s cables. Miscellaneous: 1 x I/O Shield and 1 x M.2 SSD screw package. Installation Media: 1 x Support DVD. Documentation:1 x User manual. Operating System: Windows 10 - 64 bit. Form Factor: mATX Form Factor 8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm ). Warranty: 3 Years