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Product Information
Asus PRIME B840M-A WIFI-CSM AM5 AMD B840 DDR5 mATX Motherboard
🎮 FREE LOGITECH F310 WITH PC BUILD
Product Pricing
EMI Start From*
PRODUCT SPECIFICATIONS
Processor
Mainboard
Memory
Storage
AMD Ryzen™ 9000 & 7000 Series Desktop Processors
M.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
AMD Ryzen™ 8000 Series Desktop Processors
M.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4/x2 mode)*
AMD B840 Chipset
M.2_3 slot (Key M), type 2280 (supports PCIe 3.0 x4 mode)
4 x SATA 6Gb/s ports
* Specifications vary by CPU types.
Graphics
1 x HDMI™ port***
Networking & Connectivity
2x2 Wi-Fi 6E (802.11ax)
Supports 2.4/5/6GHz frequency band
Bluetooth v5.3
ASUS LANGuard
Audio & Microphone
Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio
output.
Ports
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
3 x 4-pin Chassis Fan headers
Power Related
1 x 24-pin Main Power connector
1 x 8-pin +12V CPU Power connector
Storage Related
3 x M.2 slots (Key M)
4 x SATA 6Gb/s ports
USB
1 x USB 5Gbps connector (supports USB Type-C )
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Miscellaneous
3 x Addressable Gen 2 headers
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (F_AUDIO)
1 x S/PDIF Out header
1 x SPI TPM header (14-1 pin)
1 x 10-1 pin Front Panel System header
TPM (Trusted Platform Module )
1 x SPI TPM header (14-1 pin)
2 x USB 10Gbps ports (2 x Type-A)
1 x USB 5Gbps port (1 x USB Type-C)
4 x USB 2.0 ports (4 x Type-A)
Front USB (Total 7 ports)
1 x USB 5Gbps connector (supports USB Type-C)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
* USB Type-C® power delivery output: max. 5V/3A
Software
Armoury Crate
- Aura Creator
- Aura Sync
- Fan Xpert 2+
- Power Saving
ASUS DriverHub
ASUS GlideX
TurboV Core
ASUS CPU-Z
Adobe Creative Cloud (Free Trial)
Norton 360 Deluxe (60 Days Free Trial)
WinRAR (40 Days Free Trial)
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey
Special Features
- DIGI+ VRM
- LANGuard
- Overvoltage protection
- SafeSlot Core+
- Stainless-steel back I/O
ASUS Q-Design
- Q-Antenna
- Q-Dashboard
- Q-DIMM
- Q-LED Core
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink
- VRM heatsink design
ASUS EZ DIY
- BIOS FlashBack button
- BIOS FlashBack LED
- Pre-mounted I/O shield
Aura Sync
- Addressable Gen 2 headers
Others
& 7000 Series Processors,
ECC and Non-ECC, Un-buffered DIMM
RAID
AMD RAIDXpert2 Technology
Ryzen 9000 Series Processors: RAID 0/1/5/10
Ryzen 8000 Series Processors: RAID 0/1
Ryzen 7000 Series Processors: RAID 0/1/10
Physical Specification
AMD Ryzen 9000 & 7000 Series Desktop Processors*
1 x PCIe 4.0 x16 slot (supports x16 mode)
AMD Ryzen™ 8000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x8/x4 mode)**
AMD B840 Chipset
2 x PCIe 3.0 x16 slots (support x1 mode)
M.2 Socket
Total supports 3 x M.2 , (Key M), type 2242/2260/2280
9.6 inch x 9.6 inch (24.4 cm x 24.4 cm)
Technical Info
PRODUCT DESCRIPTION
Asus PRIME B840M-A WIFI-CSM AM5 AMD B840 DDR5 mATX Motherboard in Bangladesh
Asus PRIME B840M-A WIFI-CSM is a premium micro-ATX motherboard designed to harness the power of the latest AMD Ryzen 9000, 8000, and 7000 Series Desktop Processors, making it a top choice for PC builders in Bangladesh. Powered by the efficient AMD B840 chipset, this board supports cutting-edge DDR5 memory up to 7600+MT/s (OC) across four DIMM slots, allowing for a maximum memory capacity of 192GB, ideal for gamers, creators, and professionals.
It offers extensive storage flexibility with 3 x M.2 slots and 4 x SATA 6Gb/s ports, while the PCIe 4.0 x16 slot ensures high-speed graphics performance. The motherboard comes with Wi-Fi 6E, Bluetooth v5.3, and Realtek 2.5Gb Ethernet, providing lightning-fast connectivity for all your networking needs. For visuals, it includes 2 x DisplayPorts and 1 x HDMI port, making it ready for multi-display setups. Onboard audio is crystal-clear with Realtek 7.1 Surround Sound, enhanced by premium capacitors and isolated PCB layers. The design is fortified with ASUS 5X Protection III, including SafeSlot Core+, LANGuard, and stainless-steel back I/O, ensuring durability and safety.
The inclusion of Aura Sync RGB headers, Q-Design installation aids, and M.2 & VRM heatsinks showcases ASUS's attention to detail in both aesthetics and thermal performance. With support for BIOS FlashBack, CrashFree BIOS 3, and EZ Flash 3, system maintenance is incredibly user-friendly. Whether you're building a new PC or upgrading, the Asus PRIME B840M-A WIFI-CSM is an excellent choice for performance and stability. You can purchase this powerful and feature-rich motherboard at an attractive price from Tech Land BD, a trusted name in Bangladesh’s tech retail space.
Does this motherboard support DDR4 RAM?
No, it only supports DDR5 memory.
Can I use this motherboard with Ryzen 7000 processors?
Yes, it fully supports AMD Ryzen 7000, 8000, and 9000 Series Desktop Processors.
Is Wi-Fi included on this board or do I need a separate card?
It includes built-in Wi-Fi 6E and Bluetooth 5.3, so no separate card is needed.
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