| Processor manufacturer | AMD |
| Processor socket | Socket AM5 |
| Compatible processor series | AMD Ryzen 7 7th Gen, AMD Ryzen 9 7th Gen |
| Supported processor sockets | Socket AM5 |
| Supported memory types | DDR5-SDRAM |
| Number of memory slots | 4 |
| Maximum internal memory | 128 GB |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| ECC | Yes |
| Non-ECC | Yes |
| Supported memory clock speeds | 4800,5000,5200,5400,5600,5800,6000,6200,6400 MHz |
| Supported memory clock speed (max) | 6400 MHz |
| Unbuffered memory | Yes |
| Supported storage drive interfaces | M.2, SATA III |
| Supported storage drive types | HDD & SSD |
| Number of HDDs supported | 4 |
| Number of storage drives supported | 6 |
| Parallel processing technology support | Not supported |
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| Number of SATA III connectors | 4 |
| Audio connector | Yes |
| Front panel audio connector | Yes |
| Front panel connector | Yes |
| ATX Power connector (24-pin) | Yes |
| CPU fan connector | Yes |
| Number of chassis fan connectors | 3 |
| Number of COM connectors | 1 |
| TPM connector | Yes |
| 12V power connector | Yes |
| RGB LED pin header | Yes |
| USB 2.0 ports quantity | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI ports quantity | 1 |
| PS/2 ports quantity | 1 |
| DisplayPorts quantity | 1 |
| Headphone outputs | 1 |
| Line-in | Yes |
| Microphone in | Yes |
| Wi-Fi | No |
| Ethernet LAN | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B650 |
| Audio output channels | 7.1 channels |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| PCI Express x16 (Gen 3.x) slots | 3 |
| Number of M.2 (M) slots | 2 |
| BIOS type | UEFI AMI |
| BIOS memory size | 256 Mbit |
| Clear CMOS button | Yes |
| Width | 244 mm |
| Depth | 244 mm |
| Cables included | SATA |
| Description |
| ASUS PRIME B650M-A II-CSM. Processor manufacturer: AMD, Processor socket: Socket AM5, Compatible processor series: AMD Ryzen 7 7th Gen, AMD Ryzen 9 7th Gen. Supported memory types: DDR5-SDRAM, Maximum internal memory: 128 GB, Memory slots type: DIMM. Supported storage drive interfaces: M.2, SATA III, Supported storage drive types: HDD & SSD. Ethernet interface type: 2.5 Gigabit Ethernet. Component for: PC, Motherboard form factor: micro ATX, Motherboard chipset family: AMD |
