About Asus PRIME B650M-A II-CSM Motherboard
Built on the AMD B650 chipset with the AM5 socket, the Asus AMD Powered Desktop Motherboard supports Ryzen 9000, 8000, and 7000 Series desktop processors.
The Asus Prime CSM Series Desktop Motherboard has four DDR5 DIMM slots that can accommodate of up to 192GB of memory, with high-speed overclocking support and AMD EXPO technology.
For storage, the motherboard provides two M.2 slots, including PCIe 5.0 x4 support, along with four SATA 6Gb/s ports.
Realtek 2.5Gb Ethernet enables fast wired networking, while USB 3.2 connectivity supports modern peripherals.
DisplayPort, HDMI, and VGA outputs provide flexible display options. ASUS OptiMem II, DIGI+ VRM, VRM heatsinks, SafeSlot Core+, and LANGuard enhance system stability.
BIOS FlashBack, Q-DIMM, Q-LED Core, Aura Sync, and Fan Xpert 2+ make building, monitoring, cooling, and customization easier for PC enthusiasts.
| Specification | Details |
|---|---|
| CPU | AMD Socket AM5 for Ryzen 9000, 8000 and 7000 Series Desktop Processors |
| CPU Power Support | Supports CPUs up to 170W |
| Chipset | AMD B650 |
| Memory Slots | 4 × DIMM |
| Memory Type | DDR5, ECC and Non-ECC, Un-buffered |
| Maximum Memory | 192GB |
| Memory Architecture | Dual Channel |
| Memory Speed | DDR5-7600+(OC) / 7200+(OC) / 7000 / 6800 / 6600 / 6400 / 6200 / 6000 / 5800 / 5600 / 5400 / 5200 / 5000 / 4800 |
| Memory Features | AMD EXPO, ASUS OptiMem II |
| Primary PCIe Slot | 1 × PCIe 4.0 x16, x16 mode with Ryzen 9000/7000 |
| Additional PCIe | 2 × PCIe 4.0 x16, x1 mode |
| Dimensions | 24.4 × 24.4 cm |


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