Description
Features:
ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen 9000 series processors. The PRIME B840M-A WIFI-CSM motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
Enhanced DDR5 performance
Comprehensive memory tuning options are the cornerstone of PRIME motherboards. The PRIME B840M-A WIFI-CSM maximizes the potential of your DDR5 modules, from entry-level to extreme-speed kits.
For entry-level modules without EXPO support, ASUS Enhanced Memory Profile (AEMP) automatically detects memory chips and provides optimized profiles for enhanced performance.
For those looking to surpass stock DDR5 speeds, the PRIME B840M-A WIFI-CSM offers extensive AMD Extended Profile) support and a wide array of UEFI settings for further performance tweaks.
Three M.2 slots
PRIME B840M-A WIFI-CSM offers a total of three M.2 slots, including two that support data-transfer speeds of up to 64 Gbps via PCIe 4.0, and one that supports PCIe 3.0. This enables quicker boot-up and app load times with OS or application drives.
| Motherboard | |
| Platform | AMD |
| Socket | AM5 |
| Cpu Type | Ryzen 9000,Ryzen 8000,Ryzen 7000 |
| Chipset | B840 |
| Memory Speed | up to 7600+ |
| Max Memory Support | 192 GB |
| Supported Memory Type | DDR5 |
| Channel Supported | Dual Channel |
| Memory Feature | Supports AMD Extended Profiles for Overclocking (EXPO™) ASUS Enhanced Memory Profile (AEMP) * Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information Brand site. Adjustments will be made based on the specifications of mass-produced memory products available on the market. * Non-ECC, un-buffered DDR5 memory supports On-Die ECC function. |
| Graphics Port | 2 x DisplayPort,1 x HDMI |
| Expansion Slots | 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) * Please check the PCIe bifurcation table on the supported Brand site ** Specifications vary by CPU types. |
| Wireless Networking | WiFi 6E,Bluetooth 5.3 |
| Back Panel I/O Ports | 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) 2 x DisplayPort 1 x HDMI™ port 1 x Wi-Fi module 1 x Realtek 2.5Gb Ethernet port 3 x Audio jacks 1 x BIOS FlashBack™ button |
| Internal I/O Connector | 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 1 x 24-pin Main Power connector 1 x 8-pin +12V CPU Power connector 3 x M.2 slots (Key M) 4 x SATA 6Gb/s 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 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 |
| Form Factor | Micro-ATX |
| Warranty | 3 Years |
| Note | ***Features, pricing, and specifications are subject to change without notice, and items may sometimes be out of stock. |
