Asus PRIME B840M-A-CSM AM5 Micro-ATX DDR5 192 GB Motherboard
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Description
The Asus PRIME B840M-A-CSM is a Micro-ATX motherboard for AM5. It supports DDR5 memory up to 7600 MT/s (OC).
Specifications
| Manufacturer | Asus |
|---|---|
| Model Number | PRIME B840M-A-CSM |
| Launch Date | January 2025 |
| CPU Socket | AM5 |
| Chipset Model | Intel B840 |
| Board Size / Form Factor | Micro-ATX |
| Supported Memory Type | DDR5 |
| DIMM Slots | 4 |
| Maximum RAM Capacity | 192 GB |
| Valid DDR4 Speeds | DDR5-4400 / DDR5-7600 (OC) |
| ECC Memory Support | No |
| Expansion Slots (PCIe) | 3 × PCIe x16 |
| PCIe x16 (Qty) | 3 |
| PCIe x4 (Qty) | 0 |
| PCIe x1 (Qty) | 0 |
| M.2 Slot Count | 3 × M.2 |
| M.2 Device Compatibility | 2280 - M Key, 2242 / 2260 / 2280 - M Key, 2280 - M Key |
| SATA III Ports | 4 × SATA 6Gbps |
| SATA Express Ports | 0 |
| Wired Networking (LAN) | |
| Onboard Wi-Fi | No |
| Wi-Fi Standard | |
| Rear-Panel USB | USB 3.2 Gen2, USB 3.2 Gen1, USB 2.0 |
| Internal USB 3.2 Gen 2x2 Headers | 0 |
| Internal USB 3.2 Gen 2 Headers | 1 |
| Internal USB 3.2 Gen 1 Headers | 1 |
| Internal USB 2.0 Headers | 2 |
| NVIDIA SLI | No |
| AMD CrossFire | No |
| RAID Capability | Yes |
| Back-Connect Layout | No |
| Manufacturer Part Number (MPN) | PRIME B840M-A-CSM |
| SKU Code | PRIME B840M-A-CSM |
| GTIN / EAN | 4711387797204 |
Price History (last 12 months)
Plots available price points within the past 12 months.
