Features: Audio chip Integrated Realtek ALC887 7.1 channel sound chip. Chipset Description Using AMD B550 Chipset. Display chip CPU built-in display chip (requires CPU support). Main Chipset AMD B550. Motherboard chipIntegrated chip sound card/network card. Network card chip Onboard Realtek RTL8111H Gigabit network card. brand new and high quality Specifications: Processor Specifications CPU type AMD Ryzen 3000/4000G/5000/5000G series processors (except R5 3400G/R3 3200G) CPU socket Socket AM4 Memory Specifications Memory type 4DDR4 DIMM Maximum memory capacity 128GB Memory Description Support DDR4 4800(OC)/4600(OC)/4466(OC)/4400(OC)/4133(OC)/4000(OC)/3866(OC)/3600(OC)/3466(OC)/3200 /3000/2800/2666/2400/2133MHz memory Storage expansion PCI-E Standard PCI-E 4.0 PCI-E X16 slot 1 PCI-E X1 slot 2 Storage interface 2 x M.2 interface, 4 x SATA III interface I/O interface USB interface Back: 2USB3.2 Gen2 ports, 4USB3.2 Gen1 ports Front: 2USB3.2 Gen1 ports, 4USB2.0 ports Video interface 1 VGA interface, 1 DVI interface, 1 HDMI interface Power connector One 8-pin, one 24-pin power connector Other interfaces 1PS/2 keyboard and mouse general interface, 1COM interface, 1RJ45 network interface, 3audio interface Plate type Mainboard form factor Micro ATX form factor Dimensions 24.424.4cm Software management BIOS performance 256 Mb Flash ROM, UEFI AMI BIOS Other parameters Multi-graphics technology Support AMD 2-Way CrossFireX technology Overclocking function support RAID function Support RAID 0, 1, 10 Operating System Windows10 64-bit Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Package includes: 1 x forASUS PRIME B550M K Motherboard