ASUS Prime B450M II Series motherboards provide the solid foundation needed for your first build, plus flexibility to grow with your ambitions. We've melded all the good stuff that's packed into AMD Ryzen processors with essential ASUS design & engineering, so you benefit from industry-leading technologies " including automated system tuning, comprehensive cooling controls, & immersive onboard audio. When you build with an ASUS Prime B450M II Series motherboard, you build smart, easy & affordably. Tune It Your Way Comprehensive controls form the foundation of the ASUS Prime series. The Prime B450M II motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work " maximizing your productivity. UEFI BIOS The renowned ASUS UEFI BIOS provides everything you need to configure, tweak & tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans. Advanced Tuning for Serious Tweakers An intuitive Advanced mode offered via the UEFI lets you take complete control. A built-in search feature makes it easy to find options, & various Advanced functions let you intelligently make nuanced adjustments so you can dial in performance just the way you want. Quick & Simple Setup EZ mode displays vital settings & stats & also offers guided wizards, drag-&-drop functionality, & one-click application of important settings " all to help you get your rig up & running in no time. Cool to the Core Prime B450M II series is engineered with multiple onboard heatsinks & an array of hybrid fan headers to ensure your rig stays cool & stable under intense workloads. VRM Heatsink & Thermal Pads A VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs for better cooling performance. Cooler by Design Prime B450M-A II is engineered with an array of hybrid fan headers & features comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS, ensuring your rig stays cool & stable under intense workloads. Build on a Solid Foundation Prime B450M II motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling & flexible transfer options. PCIe 3.0 M.2 (up to 32 Gbps) Achieve speed with onboard M.2 M.2 Slot supports up to 22110 & data-transfer speed up to 32 Gbps via x 4 PCI Express 3.0 bandwidth. It&152;s the perfect choice for an operating system or application drive, providing fast access to data. USB (Universal Serial Bus) 3.2 Gen 2 Type-A Numerous USB (Universal Serial Bus) ports support high-end rigs loaded with peripherals, including two rear-panel USB (Universal Serial Bus) Type-A connectors with fast USB (Universal Serial Bus) 3.2 Gen 2 connectivity for compatible cases. Little Things Make a Big Difference Prime B450M II series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a unique personal look. Outstanding Audio Combined onboard features deliver elevated audio Intelligent design & premium hardware create audio quality unlike anything you've ever experienced. Aura Sync Outshine the Competition A well-tuned enthusiast system deserves a matching aesthetic. ASUS Aura offers full RGB lighting control with a variety of functional presets for RGB LED strips connected to the onboard RGB headers. & it can all be synced with an ever-growing portfolio of Aura-capable hardware. Safe Slot Core Fortified PCIe slot prevents damage Safe Slot Core is the ASUS-exclusive PCIe slot. Featuring a fortified design that's anchored to the motherboard by a special hook, Safe Slot Core provides 1.6x stronger retention & 1.3x greater shearing resistance than standard expansion slots. Overvoltage Protection World-class circuit-protecting power design An exclusive circuit design with built-in voltage regulators to protect your motherboard from damage caused by unexpected high-level voltages from unstable or inferior power supplies. DRAM Overcurrent Protection Short-circuit damage prevention Onboard resettable fuses prevent overcurrent & short-circuit damage. This extends beyond I/O ports to DRAM to safeguard the lifespan of your system & connected devices. Stainless-Steel Back I/O 3X corrosion-resistance for greater durability Corrosion-resistant stainless-steel back I/O panels bonded with chromium oxide have a lifespan that's three times longer than ordinary panels. LANGuard Pumped-up throughput 2.5X higher surge tolerance ASUS LANGuard is a hardware-level network protection feature that integrates advanced signal-coupling technology & premium anti-EMI surface-mounted capacitors to improve throughput & ensure a more reliable connection.\n\n\n\n Internal I/ONumber of M.2 (M) slots 1 Front panel connector Yes Audio connector Yes 12V power connector Yes Supported storage drive interfaces SATA IIIUSB 2.0 connectors 2USB 3.2 Gen 1 (3.1 Gen 1) connectors 1TPM connector Yes S/PDIF out connector Yes Number of SATA III connectors 6 Number of COM connectors 1 Number of chassis fan connectors 2 Front panel audio connector Yes CPU fan connector Yes ATX Power connector (24-pin) Yes RGB LED pin header Yes Technical details Motherboard chipset family AMDMotherboard chipset AMD B450 Parallel processing technology support Not supported HDMI version 2.0b Motherboard form factormicro ATXComponent for PCAudio Audio output channels 7.1+2 channels Performance Supported storage drive types HDD & SSDWindows operating systems supported Windows 10 x 64, Windows 7 x 64 Motherboard chipset family AMDMotherboard chipset AMD B450 Audio output channels 7.1+2 channels Motherboard form factormicro ATXComponent for PCExpansion card interfaces Audio connector Yes Processor Processor manufacturer AMDCompatible processor series AMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7, 3rd Generation AMD Ryzen 9 Maximum number of SMP processors 1 Processor socket Socket AM4 Memory Number of memory slots 4 Memory slots type DIMMSupported memory types DDR4-SDRAMMemory channels Dual-channel ECCYes Supported memory clock speeds 2133, 2400, 2666, 2800, 3000, 3200, 3300, 3400, 3466, 3600, 3733, 3866, 4000, 4400 MHz Maximum internal memory 128 GBUnbuffered memory Yes Storage controllers Supported storage drive types HDD & SSDSupported storage drive interfaces SATA IIIGraphics Parallel processing technology support Not supported Rear panel I/O ports USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 4USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity 2VGA (D-Sub) ports quantity 1PS/2 ports quantity 1HDMI version 2.0b HDMI ports quantity 1 Ethernet LAN (RJ-45) ports 1DVI-D ports quantity 1 Network Ethernet LANYes Wi-Fi No Wake-on-LAN ready Yes LAN controller Realtek RTL8111 H Ethernet interface type Gigabit Ethernet Features Windows operating systems supported Windows 10 x 64, Windows 7 x 64 Motherboard chipset family AMDMotherboard chipset AMD B450 Audio output channels 7.1+2 channels Motherboard form factormicro ATXComponent for PCExpansion slots Number of M.2 (M) slots 1PCI Express x 1 (Gen 2.x) slots 2PCI Express x 16 (Gen 3.x) slots 1BIOSBIOS type UEFI AMIClear CMOS jumper Yes BIOS memory size 256 Mbit Software Windows operating systems supported Windows 10 x 64, Windows 7 x 64 Drivers included Yes Weight & dimensions Width 244 mm Depth 240 mm Packaging content Drivers included Yes Cables included SATA\n\n\n\n