Struggling with bottlenecks when your new Ryzen 9000 processor cant reach its full speed? You need a board that talks the same language as your high-end CPU and fast DDR5 memory. The ASUS B850M MAX GAMING WIFI gives you the bandwidth, PCIe 5.0 lanes and Wi-Fi 6 connectivity to eliminate those stalls, so your games and AI workloads run smooth from day one.
ASUS B850M MAX GAMING WIFI AM5 DDR5 PCIE 5.0 mATX Motherboard
This board from ASUS is built for DIY builders who want a compact micro-ATX motherboard that supports the latest AMD Ryzen 7000-9000 series, up to 256 GB DDR5, and multiple M.2 drives. It balances performance and connectivity without unnecessary extras, making it ideal for gaming rigs, content-creation workstations, and AI-ready PCs.
Benefits
- Reliable ASUS-engineered power delivery keeps your CPU stable.
- DDR5 support lets you load games and data faster.
- Wi-Fi 6 and Bluetooth 5.4 give strong wireless performance.
- Four fan headers provide flexible cooling options.
- Three M.2 slots with PCIe 4.0/5.0 handle high-speed storage.
- Built-in TPM and chassis intrusion improve security.
Features
- Socket AM5 for Ryzen 7000-9000 CPUs
- 256 GB maximum DDR5 memory
- Four SATA III ports
- One Gigabit Ethernet LAN
- Wi-Fi 6 (802.11ax) wireless
- Three USB 3.2 Gen 1 Type-A ports
- One USB 3.2 Gen 2 Type-C port
- PCIe 5.0 x16 slot for graphics
Specifications
| Processor |
| Supported processor sockets |
Socket AM5 |
| Compatible processor series |
AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Processor socket |
Socket AM5 |
| Processor manufacturer |
AMD |
| Memory |
| Unbuffered memory |
Yes |
| Maximum internal memory |
256 GB |
| ECC сompatibility |
ECC & Non-ECC |
| Memory channels |
Dual-channel |
| Memory slots type |
DIMM |
| Number of memory slots |
4 |
| Supported memory types |
DDR5-SDRAM |
| Storage controllers |
| RAID levels |
0, 1, 5, 10 |
| RAID support |
Yes |
| Number of HDDs supported |
4 |
| Number of storage drives supported |
7 |
| Supported storage drive interfaces |
M.2, SATA III |
| Supported storage drive types |
HDD & SSD |
| Graphics |
| Parallel processing technology support |
Not supported |
| Internal I/O |
| Number of RGB LED pin headers |
3 |
| RGB LED pin header |
Yes |
| 12V power connector |
Yes |
| Number of COM connectors |
1 |
| TPM connector |
Yes |
| EPS power connector (8-pin) |
Yes |
| Chassis intrusion connector |
Yes |
| Number of chassis fan connectors |
4 |
| CPU fan connector |
Yes |
| ATX Power connector (24-pin) |
Yes |
| Front panel connector |
Yes |
| Front panel audio connector |
Yes |
| S/PDIF out connector |
Yes |
| Number of SATA III connectors |
4 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors |
0 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors |
3 |
| USB 2.0 connectors |
2 |
| Rear panel I/O ports |
| WiFi-AP antenna jack |
1 |
| Microphone in |
Yes |
| Line-in |
Yes |
| DisplayPorts quantity |
1 |
| DVI-D ports quantity |
0 |
| HDMI ports quantity |
1 |
| VGA (D-Sub) ports quantity |
0 |
| Ethernet LAN (RJ-45) ports |
1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity |
1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity |
1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity |
0 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity |
2 |
| USB 2.0 ports quantity |
5 |
| Network |
| Bluetooth version |
5.4 |
| Bluetooth |
Yes |
| Wi-Fi standards |
Wi-Fi 6 (802.11ax) |
| Top Wi-Fi standard |
Wi-Fi 6 (802.11ax) |
| Wi-Fi |
Yes |
| Ethernet interface type |
Gigabit Ethernet |
| Ethernet LAN |
Yes |
| Features |
| Windows operating systems supported |
Windows 10 x64, Windows 11 |
| Cooling type |
Passive |
| Product colour |
Black |
| Audio output channels |
7.1 channels |
| Motherboard chipset |
AMD B850 |
| Motherboard chipset family |
AMD |
| Motherboard form factor |
micro ATX |
| Component for |
PC |
| Expansion slots |
| 3rd M.2 highest PCI Express generation |
3.0 |
| 3rd M.2 largest key size |
2280 |
| 2nd M.2 highest PCI Express generation |
4.0 |
| 2nd M.2 largest key size |
2280 |
| 1st M.2 highest PCI Express generation |
5.0 |
| 1st M.2 largest key size |
2280 |
| Number of M.2 (M) slots |
3 |
| PCI Express x16 (Gen 5.x) slots |
1 |
| PCI Express x16 (Gen 4.x) slots |
3 |
| BIOS |
| BIOS memory size |
256 Mbit |
| BIOS type |
UEFI AMI |
| Packaging data |
| Package weight |
1.38 kg |
| Package height |
67.5 mm |
| Package depth |
275 mm |
| Package width |
275 mm |
| Weight & dimensions |
| Depth |
244 mm |
| Width |
244 mm |
| Packaging content |
| Antenna included |
Yes |
| Cables included |
SATA |
| Screws included |
Yes |
| Other features |
| Maximum internal memory |
256 GB |
| Weight |
859 g |
