Placa de baza MSI B450 GAMING PLUS MAX, AMD B450, CPU (Max Support):Ryzen 9, DDR4 Memory: 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 4000/ 4133 MHz (by A-XMP OC MODE), Dual MemoryChannel, Max Memory: 64GB, 4 slots, 1x PCI-E x16, 1x PCI-E Gen, 2x PCI-E x1, 4xSATA III, 1x M2, 1x TPM, 2x USB 3.1, 6x USB 2.0, 1x Serial Port(Front),3x Audio ports, 1x DVI-D, 1x HDMI, ATX. 911-7B86-031 / 4719072658557