MSI B550-S WiFi6E (B550,AM4,ATX,DDR4)

Chipset AMD B550

CPU Supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series desktop processors

Socket AM4

Memory 4x DDR4, Maximum Memory Capacity 128GB

Memory Support DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/ 4733/ 4800/ 4866+ MHz by A-XMP OC MODE

Max. overclocking:

• 1DPC 1R Max speed up to 4800+ MT/s

• 1DPC 2R Max speed up to 3866+ MT/s

• 2DPC 1R Max speed up to 4000+ MT/s

• 2DPC 2R Max speed up to 3600+ MT/s

Supports JEDEC Speed

Supports Dual-Channel mode

Supports non-ECC, un-buffered memory

Supports Memory Overclocking by A-XMP OC mode

• The DIMM slots on this motherboard have single-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/.

Onboard Graphics 1x HDMI™

Support HDMITM 1.4, maximum resolution of 4K 30Hz*

*Available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed.

Slot 2x PCI-E x16 slot

1x PCI-E x1 slot

PCI_E1 Gen PCIe 4.0 supports up to x16 (From CPU)

PCI_E2 Gen PCIe 3.0 supports up to x4 (From Chipset)

PCI_E3 Gen PCIe 3.0 supports up to x1 (From Chipset)

*The supported specification depends on installed processor.

*When installing PCIe SSD in M.2_2 slot, PCI_E2 slot will be unavailable.

Audio Realtek® ALC897 Codec

7.1-Channel High Definition Audio

Storage 2x M.2

M.2_1 Source (From CPU) supports up to PCIe 4.0 x4 / SATA mode, supports 22110/2280/2260/2242 devices

M.2_2 Source (From Chipset) supports up to PCIe 3.0 x4 , supports 2280/2260/2242 devices

4x SATA 6G

*The supported specification depends on installed processor.

RAID Supports RAID 0, RAID 1, and RAID 10 for SATA storage devices

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)

1x USB 5Gbps Type C (Front)

1x USB 10Gbps Type A (Rear)

1x USB 10Gbps Type C (Rear)

LAN Realtek® RTL8111H 1Gbps LAN

Internal IO 1x Power Connector(ATX_PWR)

1x Power Connector(CPU_PWR)

1x CPU Fan

1x Combo Fan (Pump_Sys Fan)

4x System Fan

2x Front Panel (JFP)

1x Chassis Intrusion (JCI)

1x Front Audio (JAUD)

1x Com Port (JCOM)

2x Addressable V2 RGB LED connector (JARGB_V2)

1x RGB LED connector(JRGB)

1x TPM pin header(Support TPM 2.0)

4x USB 2.0 ports

2x USB 5Gbps Type A ports

1x USB 5Gbps Type C ports

WIRELESS LAN & BLUETOOTH Wi-Fi 6E

The Wireless module is pre-installed in the M.2 (Key-E) slot

Dual-band 1T1R mode

Supports MU-MIMO RX

Supports 2.4GHz/ 5GHz/ 6GHz* frequency band

Supports 802.11 a/ b/ g/ n/ ac/ ax

Supports Bluetooth® 5.3**

* The usage of Wi-Fi 6GHz band relies on Windows 11 support and depends on every country’s regulations.

** The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendor’s website for details.

LED FEATURE 4x EZ Debug LED

BACK PANEL PORTS

USB 2.0

HDMI™

USB 2.0

LAN Port

USB 10Gbps Type-A

Wi-Fi / Bluetooth

Audio connectors

USB 5Gbps Type-A

USB 10Gbps Type-C