Asus PRIME B650M-A II-CSM motherboard

The ASUS PRIME B650M-A II-CSM motherboard is based on the AMD B650 chipset and supports AMD processors for the AM5 socket. It has four DDR5 DIMM slots in dual-channel mode for up to 192GB of memory. Other features of the ASUS PRIME B650M-A II-CSM include one PCIe 4.0 x16 slot and two PCIe 4.0 x1 slots. Additionally, the PRIME B650M-A II-CSM supports AMD AM5.


Specifications:

Processor:
- Processor manufacturer: AMD
- Processor socket: AM5 socket
- Supported processor: AMD Ryzen 7 7th Gen, AMD Ryzen 9 7th Gen
- Supported processor sockets: AM5 socket

Memory:
- Supported memory types: DDR5-SDRAM
- Number of memory slots: 4
- Type of memory slots: DIMM
- Memory Channels: Double channel
- ECC: Yes
- No ECC: Yes
- Supported memory clock speeds: 4800,5000,5200,5400,5600,5800,6000,6200,6400MHz
- Maximum supported memory clock speed: 6400 MHz
- Maximum internal memory: 128 GB
- Unbuffered memory: Yes

Storage regulators:
- Supported storage drive types: HDD & SSD
- Supported storage disk interfaces: M.2, SATA III
- Number of HDDs supported: 4
- Number of supported storage units: 6

Internal I/O:
- 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 electrical connector: Yes
- Connector for RGB LED strips: Yes

Rear Panel I/O Ports:
- Number of USB 2.0 ports: 4
- Number of USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports: 2
- Number of USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports: 2
- Ethernet LAN (RJ-45) ports quantity: 1
- PS/2 mouse port: 1
- Number of HDMI ports: 1
- Number of DisplayPorts: 1
- Headphone outputs: 1
- Line input: Yes
- Microphone, input jack: Yes

Connection:
- Ethernet: Yes
- Ethernet interface type: 2.5 Gigabit Ethernet

Characteristics:
- Chipset: AMD B650
- Audio output channels: 7.1 channels
- Component for: PC
- Form factor: micro ATX
- Chipset Family: AMD
- Supported Windows operating system: Windows 10 x64, Windows 11

Expansion slots:
- PCI Express x16 Gen (3.x) slots: 3
- Number of M.2 slots (M): 2

BIOS:
- Types of BIOS: UEFI AMI
- BIOS, memory size: 256 MB/s
- CMOS clear button: Yes

Weight and measurements:
- Broad: 244 mm
- Depth: 244 mm