QUICK SPECS * Supports AMD Ryzen 7000/8000/9000 Series Desktop Processors. * Features a PCIe 4.0 slot for lightning-fast gaming experiences. * Includes SafeSlot Core+ for enhanced PCIe slot retention and durability. * Simplifies builds with Q-LED Core for easy troubleshooting. * Offers BIOS FlashBack for convenient BIOS updates.BUILT FOR AMD RYZEN PROCESSORSDesigned to fully support the latest AMD Ryzen 7000, 8000 and 9000 Seriesdesktop processors, the ASUS B840M AM5 Motherboard is ready to deliverexceptional computing power. Ideal for gamers, content creators, and anyoneseeking a high-performance PC, it ensures seamless compatibility and optimisedperformance with your chosen Ryzen CPU.EXPERIENCE LIGHTNING-FAST GAMING WITH THIS ASUS AM5 MOTHERBOARDThe PCIe 4.0 slot provides double the bandwidth compared to the previousgeneration, unlocking lightning-fast speeds for modern GPUs and NVMe SSDs.Gamers will appreciate reduced loading times and smoother gameplay, whilecreative professionals can benefit from quicker data transfers for large filesand complex projects. This AM5 Micro ATX Motherboard is built to handle it all.EZ PC DIY FEATURESBuilding or upgrading your PC is now easier than ever with ASUS's innovativeDIY-friendly features. SafeSlot Core+ provides stronger PCIe slot retention andgreater shearing resistance, ensuring your graphics card stays securely inplace. Q-LED Core simplifies troubleshooting by indicating potential issues withkey components, while the pre-mounted I/O shield streamlines installation andprotects against electrostatic discharge.STAY COOL AND RELIABLEEffective thermal management is essential for maintaining peak performance, andthis ASUS AM5 Motherboard is equipped with comprehensive cooling solutions.Multiple heatsinks and strategically placed fan headers keep temperatures incheck, preventing thermal throttling and ensuring long-term reliability, evenunder heavy workloads.FUTURE-PROOF CONNECTIVITYWith a range of USB ports, including USB Type-C, this B840M AM5 Micro ATXMotherboard offers versatile connectivity options for all your peripherals anddevices. Fast Ethernet ensures reliable network performance for online gamingand seamless streaming, while high-definition audio delivers immersive soundquality for an enhanced entertainment experience.FEATURES: * Intel B840M Chipset * Supports AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors * Supports DDR5 Memory, Dual Channel DDR5 7600+ MT/s (OC) 256GB max capacity * Ultra-fast Realtek 2.5G Ethernet LAN * Lightning Fast Game experience: PCIe 4.0 slot support * Asus Fan Xpert 2+ for more cooling control * EZ PC DIY: SafeSlot Core+ and Q-LED Core, BIOS Flashback, and a pre-mounted I/O shield for easy usage * Aura Sync support for full RGB lighting controlSPECIFICATIONS: * CPU: * AMD Socket AM5 for AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors* * * Refer to https://www.asus.com/support/download-center/ for CPU support list. * Chipset: AMD B840 Chipset * Memory: * 4 x DIMM slots, max. 256GB, DDR5 * Supports up to 7600+MT/s (OC) with Ryzen 9000 & 8000 & 7000 Series Processors, ECC and Non-ECC, Un-buffered DIMM* * Dual channel memory architecture * 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 * * Non-ECC, un-buffered DDR5 memory supports On-Die ECC function. * Graphics: * 2 x DisplayPort** * 1 x HDMI port*** * * Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications. * ** Supports max. 8K@30Hz as specified in DisplayPort 1.4. * *** Supports 4K@60Hz as specified in HDMI 2.1. * 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 support site (https://www.asus.com/support/FAQ/1037507/). * ** Specifications vary by CPU types. * To ensure compatibility of the device installed, please refer to https://www.asus.com/support/download-center/ for the list of supported peripherals. * Storage: * Total supports 3 x M.2 slots and 4 x SATA 6Gb/s ports * 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. * 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 * Ethernet: * 1 x Realtek 2.5Gb Ethernet * ASUS LANGuard * Rear USB (Total 7 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) * 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 * Audio: * Realtek 7.1 Surround Sound High Definition Audio CODEC* * 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. * 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 Realtek 2.5Gb Ethernet port * 3 x Audio jacks * 1 x BIOS FlashBack button * Operating System: Windows 11, Windows 10 64-bit * Form Factor: Micro ATXWHAT'S IN THE BOX: * Asus PRIME B840M-A-CSM AM5 Micro ATX Motherboard Black x1 * SATA Cables x2 * M.2 rubber package x1 * Screw Package for M.2 SSD x2 * Quick Start Guide x1WHY ASUS?ASUS is a globally recognised tech company renowned for quality and innovation.For over three decades, ASUS has consistently delivered cutting-edge PCcomponents and electronics, earning the trust of gamers, professionals, andeveryday users alike. Choose ASUS for reliability, performance, and a commitmentto pushing the boundaries of what's possible. When building your next PC, anASUS AM5 motherboard is a solid foundation.
