PRO series helps users work smarter by delivering an efficient & productive experience. Featuring stable functionality & high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting & longevity.nn USER FRIENDLY DESIGNn MSI motherboards feature tons of convenient & smart design for DIY users, countless system tuning & troubleshooting tools are at your disposal to push your system to new heights & satisfy even the most demanding tweaker. Makes it so easy to install your own motherboard without any issue.nn THERMAL SOLUTION FOR MORE CORES & HIGHER PERFORMANCEn With more cores&153; processors, thermal & power design is more important to make sure the temperature keeps lower. MSI extended PWM heatsink with 7W/m K thermal pad ensures even high-end processors to run in full speed with MSI motherboards.nn M.2 SHIELD FROZRn World&153;s fastest SSDs can start to lower performance when getting hot. Part of the motherboards heatsink design, M.2 SHIELD FROZR is the next generation M.2 thermal solution to avoid this by offering the best thermal protection to make sure that SSD maintains maximum performance.nn FULLY CONTROLLABLE IN BIOS & SOFTWAREn MSI motherboards let you manage speeds & temperatures for all your system & CPU fans. Total Fan Control allows you check your primary system characteristics in a simplified graphical interface. You can also set up to 4 temperature targets for CPU & motherboard, which will adjust the fan speeds automatically.nn OPTIMIZED FOR WATER COOLINGn Designed to support the most popular All-In-One & customized water cooling solutions on the market. A dedicated water pump PIN header supports up to 3 amp, giving you full control of the water pump speed. A clearly marked &152;keep-out-zone&153; allows for easy & safe installation & a perfect fit.nn EASY BIOS RECOVERY WITH FLASH BIOS BUTTONn Run into trouble when updating your BIOS? Simply flash the old BIOS version back & continue working within minutes with Flash BIOS Button. Flash BIOS Button even works without a CPU, memory or graphics card installed!nn EZ DEBUG LEDn Run into trouble? Onboard LEDs for key components will indicate the source of the problem so you know exactly where to look to get up & running again.nn XL CLIPn The enlarged PCI-E clip helps you swap or remove your devices easier. Keep the PCI-E slot stronger & safer.nn EASY TO ARRANGE YOUR CABLESn Not clever at cable arrangement? MSI Atypical PCB design not only the identity of stylish but also makes SATA & USB (Universal Serial Bus) cable routing easier. Arranges cable neatly even you are not familiar with system build.nn FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMORn MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points & support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.nn ULTIMATE MOTHERBOARD PROTECTIONn Double ESD protection doubles up the grounding layer around the mounting holes, preventing static discharge surges from damaging the motherboard.nn CONNECTIVITYn The most important thing of DIY is expandability. MSI PRO series motherboards feature plenty possibility for prosumers&153; need. Stable LAN, faster storage & USB (Universal Serial Bus) transfer speed & other expandable connectors are ready to enlarge your flexibility.nn FAST & FUTURE-READY STORAGEn MSI PRO series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.nn LIGHTNING GEN 4 M.2n Utilizing 3rd Gen Ryzen processors, MSI B550 motherboards feature latest Lightning Gen 4 M.2 which is the fastest onboard storage solution on the market with up to 64 Gb/s transfer speed.nn MAXIMIZE YOUR USB (Universal Serial Bus) DEVICE PERFORMANCEn Read & write your files over USB (Universal Serial Bus) faster than ever. MSI PRO series motherboards offer a wide variety of options to connect & boost your USB (Universal Serial Bus) devices, delivering 10 Gbps transferring speed by both USB (Universal Serial Bus) 3.2 Gen 2 Type-A & Type-C.nn USB FRONT TYPE-Cn MSI motherboards support USB (Universal Serial Bus) Front Type-C that allows gamers to connect with the latest USB (Universal Serial Bus) devices. Built up a system with MSI PC case to have the most convenient experience.nn EXTEND YOUR RGB EXPERIENCE WITH EASEn Add your color if you want! Mystic Light Extension pin header provides an intuitive way to control additional RGB strips & other RGB peripherals added to a system, without needing a separate RGB controller.nn EXPERIENCE MOREn MSI PRO series motherboards are designed to satisfy any professional workflow. Elevate your listening pleasure & enjoy extreme sound quality. Moreover, with many years of experience in creating performance enhancing tools that are easy to use, only the highest quality applications are at your disposal. The extensive features let you fine-tune your system to deliver reliable maximum performance.nn PCB WITH 2OZ THICKENED COPPERn An enhanced PCB design with 2oz thickened copper increases conductivity, improving heat dissipation & performance reliability especially during overclocking.nn 10 + 2 + 1 DIGITAL POWER WITH DOUBLER DESIGNn Unleash & sustain maximum performance with an aggressive VRM design built with a total of 10 phases Digital Power with Doubler Design. Combining exclusive Core Boost technology, PRO series motherboard is ready to sustain heavy daily work.nn LIGHTNING GEN 4 PCI-En MSI lightning Gen 4 PCI-E is the latest & the fastest PCI-E data transfer solution with 64GB/s of unidirectional transfer bandwidth that has doubled compared to its previous generation. PCIe 4.0 maintains both backward & forward compatibility with older & newer specifications. Optimized by steel armor design & server grade PCB, you can enjoy next-gen devices without any compromise.nn A HUGE STEP OF DDR PERFORMANCEn MSI OC LAB does not merely work hard on extreme overclocking. Compared to B450 motherboard memory A-XMP profile, MSI does have great improvement on performance & efficiency for B550 motherboards. Easy to enable A-XMP profile with auto power settings to get the best memory speed & stability.nn CORE BOOSTn Core Boost technology combines MSI's premium layout & optimized power design which allows for faster & undistorted current delivery to the CPU at pin-point precision. Not only supporting multi-core CPU, also creating the perfect conditions for your CPU overclocking.nn DEDICATED HIGH DEFINITION AUDIO PROCESSORn Make sure you enjoy the purest sound quality in both stereo & surround sound.nn HIGH QUALITY AUDIO CAPACITORSn A high fidelity sound experience with exceptional acoustics & realism for studio level headphones is ensured.nn HD AUDIO CONNECTORSn Keep you sound perfect by transmit your aduio with pure digital signal.nn ISOLATED AUDIO DESIGNn Like a dedicated sound card, audio components & circuits have been laid on a reserved motherboard section & electrically isolated.nn SEPARATED AUDIO LAYERS FOR CLEAN LEFT & RIGHT CHANNELSn Using separated layers in the PCB ensures equally pristine sound quality for both left & right audio channels.nn DRAGON CENTERn MSI brand new Dragon Center unifies a suite of MSI software utilities into a single centralized application. Take control of advanced motherboards features & unleash endless possibilities.nn CLICK BIOS 5n Get more from a loaded BIOS designed for ease of use. Fine-tune the motherboard for gaming performance, efficiency, or overclocking world records!nn CREATOR GENIEn Quickly overclock your CPU with a single button for more performance.nn A-XMPn Choose from a preset A-XMP profile & automatically overclock compatible DDR memory.nn M-FLASHn Conveniently flash or upgrade the BIOS in a few minutes from the CMOS Setup Utility.nn HARDWARE MONITORn Get immediate access to your critical hardware information in real-time including temperature, memory capacity, clock speed, & voltage.nn MEMORY TRY ITn Get extreme speed out of your system memory & get more performance.nn SEARCH & FAVORITESn A permanent search & favorite option in the top right corner moves you through the BIOS menus quickly.\n\n\n\n Product ID: B550-A PRO\n\n\n\n\n\n Model: B550-A PRO\n\n Datasheet: http://objects.icecat.biz/objects/mmo_79820466_1595578862_147_16405.pdf\n\n\n\n Manual: http://objects.icecat.biz/objects/mmo_79820466_1595578849_1934_13266.pdf\n\n Product Video: https://youtu.be/S1da LRFbd PY\n\n\n\n\n\n