ASUS PRIME B840M-A-CSM mATX AM5 MOTHERBOARD

ASUS Prime B840M-A-CSM motherboard is an exceptional option for those seeking solid and reliable performance in their systems. Designed with the am5 socket, this Matx motherboard offers perfect compatibility with the latest AMD Ryzen processors, guaranteeing high level performance for games, video editing and multithave tasks.

With a robust and elegant design, Prime B840M-A-CSM has a series of features that make it stand out. Its four DIMM slots allow the installation of up to 128 GB of DDR5 memory, which provides a higher bandwidth and improved energy efficiency. In addition, its advanced cooling technology, which includes heat dissipators and multiple fans, ensures that your system is maintained at optimal temperatures even under the most intense loads.

This motherboard also incorporates multiple connectivity options, including USB 3.2 Gen 2, HDMI and High Speed ​​Ethernet, which facilitates the connection of peripherals and data transfer. It also has ASUS protection technology, which includes overcapacity and overheating protection circuits, ensuring the longevity of your components.

Ideal for users seeking to build a balanced and powerful system, ASUS Prime B840M-A-CSM is the perfect choice for gamers, content creators and professionals who require exceptional performance and reliability in each task. With this motherboard, you are one step closer to reaching the performance that you have always wanted on your team.

Technical Specifications

• Brand Asus
• Model 90MB1J10-M0EAYC
• Platform – micro-ATX ( 24.4 cm x 24.4 cm )
• Chipset – AMD B840
• Supported CPU – AMD Socket AM5 for desktop AMD Ryzen series 9000, 8000 and 7000*
• * See www.asus.com for CPU support list.
• Memory – 4 x DIMM slots, max. 192 GB, DDR5
• Supports up to 7600+MT/s (OC) with Ryzen series 9000, 8000 and 7000 processors, ECC and non-ECC, unbuffered DIMM
• Dual-channel memory architecture
• Supports AMD extended profiles for overclocking (EXPO™)
• Enhanced ASUS memory profile (AEMP)
• Expansion Slots
• 1 x PCIe 4.0 x16 slot (supports x16 mode)
• 1 x PCIe 4.0 x16 slot (supports x8/x4 mode)
• 2 x PCIe 3.0 x16 slots (compatible with x1 mode)
• Graphics – 2 x DisplayPort
• 1 x HDMI port
• I/O Ports,
• Connectors
• Internal I/O Connectors
• 1 x 4-pin CPU fan header
• 1 x 4-pin OPT CPU fan header
• 2 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 5Gb/s connector (compatible with USB Type-C)
• 1 x USB 5Gb/s header that supports 2 additional USB 5Gb/s ports
• 2 x USB 2.0 headers that 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 output header
• 1 x SPI TPM header (14-1 pin)
• 1 x front panel system header (10-1 pin)
• Rear I/O Panel
• 2 x USB 10Gb/s ports (2 x Type A)
• 1 x USB 5Gb/s port (1 USB Type-C)
• 4 x USB 2.0 ports (4 x Type-A)
• 2 x DisplayPort
• 1 x HDMI port
• 1 x Realtek 2.5Gb Ethernet port
• 3 x audio connectors
• 1 x BIOS FlashBack button
• Others
• Features
• Audio
• High-definition audio codec with 7.1 surround sound Realtek*
• Supports: jack detection, multi-streaming, front panel jack re-tasking
• Supports playback up to 24-bit/192 kHz
• Audio functions
• Audio shielding
• High-quality audio capacitors
• Dedicated audio PCB layers
• LAN
• 1 x Realtek 2.5Gb Ethernet
• ASUS LANGuard
• Storage
• Total supports 3 M.2 slots and 4 SATA 6Gb/s ports
• 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)
• M.2_3 slot (Key M), type 2280 (supports PCIe 3.0 x4 mode)
• 4 x SATA 6Gb/s ports
• USB
• 2 x USB 10Gb/s ports (2 x Type A)
• 1 x USB 5Gb/s port (1 USB Type-C)
• 4 x USB 2.0 ports (4 x Type-A)
• 1 x USB 5Gb/s connector (compatible with USB Type-C)
• 1 x USB 5Gb/s header that supports 2 additional USB 5Gb/s ports
• 2 x USB 2.0 headers that support 4 additional USB 2.0 ports
• Revision Date 28-01-2025 by RTY