Technical Snapshot

The ASUS PRIME B650M-A II is a Micro-ATX motherboard based on the B650 chipset for AMD AM5 processors. It supports DDR5 memory with up to 192 GB across 4 DIMM slots, 2.5G LAN, and 2 M.2 slots.

Use Case
Desktop PC builds, gaming, workstation
Compatibility
AMD AM5 processors
Category
Micro-ATX Motherboard — B650 Chipset
ASUS PRIME B650M-A II
ASUS PRODUCT
ASUS

PRIME B650M-A II

B650 · AMD AM5 · Micro-ATX · DDR5 up to 192 GB

CPU socket: AMD AM5. Compatible with AMD Ryzen desktop processors.
SocketAMD AM5
Maximum supported memory: 192 GB DDR5 across 4 DIMM slots.
Max RAM192 GB
B650 chipset with PCIe and M.2 expansion slots.
ChipsetB650
Micro-ATX form factor — compact build compatible.
Form FactorMicro-ATX
MPNPRIME B650M-A II
CategoryMotherboards
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Connectivity & Expansion

PCIe x161
M.2 Slots2
SATA Ports4
LAN2.5G

Full Specifications

ChipsetB650
SocketAMD AM5
Form FactorMicro-ATX
Memory TypeDDR5
DIMM Slots4
Max RAM192 GB
PCIe x16 Slots1
M.2 Slots2
SATA Ports4
LAN2.5G
RGBYes
SeriesPRIME

Support & Downloads

Latest Firmware & DriversVisit ASUS for the latest updates
ASUS Downloads →
ASUS PRIME B650M-A II DocumentationPDF · Installation guide and specifications
ASUS Support →
← Back to ASUS Motherboard Catalog

Frequently Asked Questions

What socket does the ASUS PRIME B650M-A II use?

The ASUS PRIME B650M-A II uses the AMD AM5 socket, compatible with AMD Ryzen desktop processors.

How much RAM does the ASUS PRIME B650M-A II support?

The ASUS PRIME B650M-A II supports up to 192 GB of DDR5 memory across 4 DIMM slots.

Does the ASUS PRIME B650M-A II have Wi-Fi?

No, the ASUS PRIME B650M-A II does not include built-in Wi-Fi.

How many M.2 slots does the ASUS PRIME B650M-A II have?

The ASUS PRIME B650M-A II has 2 M.2 slots for NVMe SSD storage.

What chipset does the ASUS PRIME B650M-A II use?

The ASUS PRIME B650M-A II is built on the B650 chipset, offering Micro-ATX form factor design for AMD platforms.

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