AMD B450 motherboard comes packed with Heavy-plated Gaming Heat Sinks 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 Desktop Processors for Socket AM4 For AMD Ryzen Gen3 (R5/R7/R9): Supports DDR4 4133/ 4000/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE For AMD Other CPU: Supports DDR4 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE Supports DDR4 2667/ 2400/ 2133/ 1866 MHz by JEDEC