MSI MB Sc AM5 MAG B850 TOMAHAWK WIFI, AMD B850, 4xDDR5, WiFi, 1xHDMI

Memory

4x DDR5 UDIMM, Maximum Memory Capacity 256GB
Memory Support DDR5 8200 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s
Ryzen™ 9000 Series Processors max. overclocking frequency:
• 1DPC 1R Max speed up to 8200+ MT/s
• 1DPC 2R Max speed up to 6400+ MT/s
• 2DPC 1R Max speed up to 6400+ MT/s
• 2DPC 2R Max speed up to 6000+ MT/s
Supports AMD POR Speed and JEDEC Speed
Supports Memory Overclocking and AMD EXPO™
Supports Dual-Channel mode
Supports Non-ECC, Un-buffered memory
Supports CUDIMM, Clock Driver bypass mode only*
* CUDIMM support and POR boot frequency may vary by CPU series, with manual overclocking available after boot. Certain CPUs may fail to boot, but future BIOS updates will improve compatibility.
• The DIMM slots on this motherboard have double-sided latches.
• Memory compatibility and supported speeds can vary depending on the CPU and memory configuration. For detailed information, please refer to the Memory Compatibility List available on the product’s Support page or visit https://www.msi.com/support/.

Graphics

1x HDMI™
Support HDMI™ 2.1 FRL, maximum resolution of 8K 60Hz*
*Available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed.

Expansion Slots

2x PCI-E x16 slot
1x PCI-E x1 slot
PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU)
PCI_E2 Gen PCIe 4.0 supports up to x4 (From Chipset)
PCI_E3 Gen PCIe 3.0 supports up to x1 (From Chipset)
PCI_E1 slot
• Supports PCIe 5.0 x16 (For Ryzen™ 9000/ 7000 Series processors)
• Supports PCIe 4.0 x8 (For Ryzen™ 8700/ 8600/ 8400 Series processors)
• Supports PCIe 4.0 x4 (For Ryzen™ 8500/ 8300 Series processor)

Audio

Realtek ALC4080 Codec
7.1-Channel USB High Performance Audio
Supports up to 32-bit/384kHz playback on front panel
Supports S/PDIF output

Storage

3x M.2
M.2_1 Source (From CPU) supports up to PCIe 5.0 x4 , supports 2280/2260 devices
M.2_2 Source (From CPU) supports up to PCIe 4.0 x4 , supports 22110/2280/2260 devices
M.2_3 Source (From Chipset) supports up to PCIe 4.0 x4 , supports 2280/2260 devices
4x SATA 6G
M2_1 slot
• Supports up to PCIe 5.0 x4 (For Ryzen™ 9000/ 7000 Series processors)
• Supports up to PCIe 4.0 x4 (For Ryzen™ 8000 Series processors)
M2_2 slot
• Supports up to PCIe 4.0 x4 (For Ryzen™ 9000/ 8700/ 8600/ 8400/ 7000 Series processors)
• Supports up to PCIe 4.0 x2 (For Ryzen™ 8500/ 8300 Series processors)
M2_3 slot
• Supports up to PCIe 4.0 x4 (For Ryzen™ 9000/ 8700/ 8600/ 8400/ 7000 Series processors)
* Please refer to the manual for M.2 SSD heatsink restrictions

Multi-GPU

AMD MULTI-GPU Support

RAID

Supports RAID 0 and RAID 1 for M.2 NVMe storage devices

USB

4x USB 2.0 (Rear)
4x USB 2.0 (Front)
2x USB 5Gbps Type A (Rear)
2x USB 5Gbps Type A (Front)
2x USB 10Gbps Type A (Rear)
1x USB 10Gbps Type C (Rear)
1x USB 10Gbps Type C (Front)
1x USB 20Gbps Type C (Rear)

LAN

Realtek 8126VB 5G LAN

Internal I/O Connectors

1x Power Connector(ATX_PWR)
2x Power Connector(CPU_PWR)
1x Power Connector(PCIE_PWR 8pin)
1x CPU Fan
1x Combo Fan (Pump_Sys Fan)
6x System Fan
1x EZ Conn-header (JAF_2)
2x Front Panel (JFP)
1x Chassis Intrusion (JCI)
1x Front Audio (JAUD)
1x Tuning Controller connector(JDASH)
3x Addressable V2 RGB LED connector (JARGB_V2)
1x RGB LED connector(JRGB)
1x TPM pin header(Support TPM 2.0)
2x Direct OC Jumper (JBCLK)
4x USB 2.0 ports
2x USB 5Gbps Type A ports
1x USB 10Gbps Type C ports

Wireless Communication module

Wi-Fi 7 Solution
The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ 6GHz* (160MHz) up to 2.9Gbps
Supports 802.11 a/ b/ g/ n/ ac/ ax/ be
Supports Bluetooth 5.4**, MLO, 4KQAM
* 6GHz band support may depend on every country’s regulations and Wi-Fi 7 will be ready in Windows 11 version 24H2.
** The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendor’s website for details. Bluetooth 5.4 will be ready in Windows 11 version 24H2.

LED FEATURE

4x EZ Debug LED
1x EZ Memory Detection LED

Back Panel I/O Ports

Clear CMOS Button
USB 10Gbps Type-A
USB 5Gbps Type-A
USB 2.0
5G LAN
Wi-Fi / Bluetooth
Audio Connectors
Flash BIOS Button
HDMI™
USB 10Gbps Type-C
USB 20Gbps Type-C
USB 10Gbps Type-A
Optical S/PDIF Out

Operating System

Support for Windows 11 64-bit

BOX CONTENT

Form Factor

ATX
243.84mmx304.8mm