Дънна платка MSI B840 GAMING PLUS WIFI, B840, AM5, DDR5, PCI-E 4.0 (HDMI), 4x SATA 6Gb/s, 2x M.2 slots, 2x USB 3.2 Gen 2 Type-C, 2.5GbE LAN, Wi-Fi 7, Bluetooth 5.4, ATX

MSI B840 GAMING PLUS WIFI
911-7E57-002

Chipset
AMD B840

CPU
Supports AMD Ryzen 9000/ 8000/ 7000 Series Desktop Processors
Socket AM5

Memory
4x DDR5 UDIMM, Maximum Memory Capacity 256GB
Memory Support DDR5 8000 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s
Ryzen 9000 Series Processors max. overclocking frequency:
• 1DPC 1R Max speed up to 8000+ 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 4800+ MT/s

Supports AMD POR Speed and JEDEC Speed
Supports Memory Overclocking and AMD EXPOTM
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.
• Memory compatibility and supported speeds can vary depending on the CPU and memory configuration.

Onboard Graphics
1x HDMI
Support HDMI 2.1, maximum resolution of 4K 60Hz*

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

Slot
5x PCI-E x16 slot
PCI_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 3.0 supports up to x1 (From Chipset)
PCI_E4 Gen PCIe 3.0 supports up to x4 (From Chipset)
PCI_E5 Gen PCIe 3.0 supports up to x1 (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)

Audio
Realtek ALC897
7.1-Channel High Definition Audio

Storage
2x M.2
M.2_1 Source (From CPU) supports up to PCIe 4.0 x4, supports 2280/2260 devices
M.2_2 Source (From CPU) supports up to PCIe 4.0 x4, supports 22110/2280/2260 devices
4x SATA 6G

M2_2 slot
• Supports up to PCIe 4.0 x4 (For Ryzen 9000/ 7000 Series processors)
• Supports up to PCIe 3.0 x4 (For Ryzen 8700/ 8600/ 8400 Series processors)
• Supports up to PCIe 3.0 x2 (For Ryzen 8500/ 8300 Series processor)

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)
1x USB 5Gbps Type C (Front)
1x USB 10Gbps Type A (Rear)
1x USB 10Gbps Type C (Rear)

LAN
Realtek 8125BG 2.5G 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
1x EZ Conn-header (JAF_1)
2x Front Panel (JFP)
1x Chassis Intrusion (JCI)
1x Front Audio (JAUD)
1x Com Port (JCOM)
1x Tuning Controller connector(JDASH)
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 7 Solution
The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ 6GHz* (320MHz) up to 5.8Gbps
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

BACK PANEL PORTS
1x USB 3.2 Gen 2 Type-C 10Gbps
1x USB 3.2 Gen 2 Type-A 10Gbps
2x USB 3.2 Gen 1 Type-A 5Gbps
4x USB 2.0 Type-A 480Mbps
1x 2.5GbE LAN
3x Audio connectors
2x Wi-Fi / Bluetooth Antenna
1x HDMI 2.1
Clear CMOS Button
Flash BIOS Button

OPERATING SYSTEM
Support for Windows 11 64-bit

PCB Info
ATX
243.84mmx304.8mm

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