ASUS PRIME X370-PRO, AMD, Socket AM4, AMD A, AMD Athlon, DDR4-SDRAM, 64 GB, DIMM ASUS PRIME X370-PRO. Processor manufacturer: AMD, Processor socket: Socket AM4, Compatible processor series: AMD A, AMD Athlon. Supported memory types: DDR4-SDRAM, Maximum internal memory: 64 GB, Memory slots type: DIMM. Supported storage drive interfaces: M.2, PCI Express 3.0, SATA III, Supported storage drive types: HDD & SSD, RAID levels: 0, 1, 10. Parallel processing technology support: 2-Way SLI, CrossFireX. HDMI version: 1.4b, USB connector type: USB Type-A, USB Type-C