





Motherboard MSI PRO B850-S WIFI6E AM5
- CPU socket
- AM5
- Chipset (MB)
- AMD B850 MB
- Form factor
- ATX
- Supported memory
- DDR5
- Number of memory slots
- 4
Description
MSI PRO B850-S WIFI6E AM5 is an ATX motherboard for the AM5 platform, aimed at a stable mid-range / upper-mid-range build focused on Ryzen 7000, 8000, and 9000 series. You get DDR5 support with frequencies up to 8200+ MHz (OC) and a total capacity of up to 256 GB, which is more than enough for heavy multitasking and serious professional tasks. The AMD B850 chipset provides you with current features and good connectivity, without unnecessary extras that only raise the price. The built-in WiFi 6E, 2.5G LAN, and decent 7.1 audio make the motherboard a very balanced foundation for a modern gaming or work PC.
What you get
The AM5 socket and support for Ryzen 9000 / 8000 / 7000 provide you with a good base for upgrades in the coming years – you can start with a more affordable CPU and later switch to a stronger model without changing the motherboard. The four DDR5 slots with dual-channel mode and up to 256 GB RAM are convenient for heavy projects – large games, virtual machines, rendering, coding. The M.2 configuration is strong: the first slot is PCIe 5.0 x4 (for Ryzen 9000/7000), and the second is PCIe 4.0 – so you can install a super-fast system SSD and additional storage for games/work without sacrificing speed. The built-in WiFi 6E and Bluetooth 5.3 save you the need for additional adapters, while Realtek 2.5G LAN is great for low latency in online games. The USB configuration with several 10Gbps Type-A and Type-C ports is convenient for fast external drives, DACs, and modern peripherals.
- The AM5 socket with support for Ryzen 9000, 8000, and 7000 Series processors gives you flexibility in choice and future upgrades within one platform.
- Support for DDR5, up to 8200+ MHz (OC), and up to 256 GB in 4 DIMM slots means you can combine high-speed RAM for gaming with massive capacity for productivity.
- Two M.2 slots – M.2_1 up to PCIe 5.0 x4 (from CPU for Ryzen 9000/7000) and M.2_2 up to PCIe 4.0 x4 – provide an excellent foundation for NVMe SSDs with very high loading and transfer speeds.
- 4 x SATA3 6.0 Gb/s with RAID 0/1/10 allow you to add classic drives or SATA SSDs for massive storage and basic data protection.
- The expansion slots – 2x PCI-E x16 and 1x PCI-E x1, with the main slot PCIe 4.0 x16 from CPU – provide a stable connection for modern GPUs and additional cards (capture, audio, expansion).
- WiFi 6E (802.11ax) and Bluetooth 5.3 give you fast wireless networking and easy connection of headphones, controllers, and other devices without the need for external dongles.
- The network is covered by Realtek RTL8125-CG 2.5G LAN, which is a strong plus for online gaming and heavy network tasks compared to standard 1G solutions.
- The audio with Realtek ALC897 and 7.1-channel High Definition Audio is fully sufficient for gaming, movies, and voice chat, without forcing you to get a separate sound card.
- A rich array of USB – several 10Gbps Type-A and Type-C ports in the front and back – makes it easy to use fast external drives and new peripheral devices.
- The power supply through 1 x 24-pin + 2 x 8-pin connectors provides stability and headroom for more powerful processors on the AM5 platform.
Who it is suitable for
This motherboard is a very good choice for a mid-range to serious gaming build on AM5, as well as for a workstation needing fast NVMe drives and plenty of RAM. It is suitable if you want WiFi 6E, 2.5G LAN, and enough M.2/SATA options without paying for extreme enthusiast extras. If you are looking for a massive number of PCIe slots for multiple cards or many more M.2 positions, you will likely need to look at higher-class motherboards.
The combination of AM5 support for several generations of Ryzen, PCIe 5.0 M.2, DDR5 up to 8200+ (OC), and built-in WiFi 6E/2.5G LAN makes MSI PRO B850-S WIFI6E AM5 a very solid foundation for a long-term and balanced build.
Full specifications
- Manufacturer
-
MSI
- CPU socket
-
AM5
- Chipset (MB)
- AMD B850
- Form factor
- ATX
- Supported processors
-
Supports AMD Socket AM5 Ryzen™ 9000, 8000 and 7000 Series Processors
- Supported memory
-
DDR5
- Number of memory slots
- 4
- Maximum RAM capacity
- 256 GB
- Memory frequency (MHz)
-
up to 8200+(OC)
- Support for dual-channel memory
- Yes
- Built-in audio
-
Realtek ALC897 Codec7.1-Channel High Definition Audio
- Built-in Wi-Fi
-
WiFi 6E (802.11ax)
- Bluetooth version
- Bluetooth V5.3
- Built-in LAN
-
Realtek® RTL8125-CG 2.5G LAN
- SATA interface
- 4 x SATA3 6.0 Gb/s
- RAID support
- 0,1,10
- Expansion slots
-
2x PCI-E x16 slot1x PCI-E x1 slotPCI_E1 Gen PCIe 4.0 supports up to x16 (From CPU)PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)PCI_E3 Gen PCIe 4.0 supports up to x4 (From Chipset)PCI_E1 slot• Supports PCIe 4.0 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)
- Power connector
-
1 x 24-pin2 x 8-pin
- Processor generation
-
7th generation8th generation9th generation
- Warranty
- 36 months
- OS
-
Windows 11 64-bit
- M2 slot
-
2x M.2M.2_1 Source (From CPU) supports up to PCIe 5.0 x4 , supports 22110/2280 devicesM.2_2 Source (From CPU) supports up to PCIe 4.0 x4 , supports 2280/2260 devices4x SATA 6GM2_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)
- USB ports
-
4x USB 2.0 (Front)4x USB 5Gbps Type A (Rear)2x USB 5Gbps Type A (Front)3x USB 10Gbps Type A (Rear)1x USB 10Gbps Type C (Rear)1x USB 10Gbps Type C (Front)
- Rear I/O panel
-
Clear CMOS ButtonDisplayPort2.5G LANUSB 10Gbps Type-AUSB 5Gbps Type-AWi-Fi / BluetoothAudio ConnectorsFlash BIOS ButtonHDMI™USB 10Gbps Type-AUSB 10Gbps Type-C
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