Asrock B650D4U Motherboard Amd B650 Express\n\nBIOS\n\nACPI version\n\n6.4\n\nBIOS memory size\n\n256 Mbit\n\nBIOS type\n\nUEFI AMI\n\nSystem Management BIOS (SMBIOS) version\n\n3.5\n\nExpansion slots\n\nPCI Express x4 (Gen 4.x) slots\n\n1\n\nFeatures\n\nComponent for\n\nServer\n\nMotherboard chipset\n\nAMD B650 Express\n\nMotherboard chipset family\n\nAMD\n\nMotherboard form factor\n\nmicro ATX\n\nPC health monitoring\n\nCPU, Fan, Voltage\n\nGraphics\n\nOn-board graphics card model\n\nAspeed AST2600\n\nInternal I/O\n\nATX Power connector (24-pin)\n\nYes\n\nEPS power connector (8-pin)\n\nYes\n\nNumber of COM connectors\n\n1\n\nNumber of SATA III connectors\n\n4\n\nTPM connector\n\nYes\n\nMemory\n\nECC\n\nYes\n\nMaximum internal memory\n\n32 GB\n\nMemory slots type\n\nDIMM\n\nMemory voltage\n\n1.1\n\nNon-ECC\n\nYes\n\nNumber of memory slots\n\n4\n\nSupported memory clock speed (max)\n\n5200 MHz\n\nSupported memory clock speeds\n\n3600, 5200\n\nSupported memory types\n\nDDR5-SDRAM\n\nN;