Asrock B550M Pro4 AMD B550 Socket AM4 micro ATX

Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors 8 Power Phase Design, Digi Power Supports DDR4 4733+ (OC) 1 PCIe 4.0 x16, 1 PCIe 3.0 x16, 1 PCIe 3.0 x1, 1 M.2 Key E for WiFi Graphics Output Options: HDMI, DisplayPort, D-Sub AMD CrossFireX™ 7.1 CH HD Audio (Realtek ALC1200 Audio Codec), Nahimic Audio 6 SATA3, 1 Hyper M.2 (PCIe Gen4 x4), 1 M.2 (PCIe Gen3 x2 & SATA3) 2 USB 3.2 Gen2 (Rear Type A+C), 8 USB 3.2 Gen1 (4 Front, 4 Rear) Realtek Gigabit LAN IT’S TIME FOR B550 MOTHERBOARDSEverything You Need For ComputingNahimic AudioWhether you are using headphones, a headset, external or internal speakers, via USB, Wi-Fi, analog output or even HDMI, Nahimic Audio offers you the most engaging listening experience, vibrant and rich with details.The Sound Tracker is a visual indicator that points out the directions from which predominant sounds are coming. Each sound is properly positioned in 360° on a radar for a full immersion during the game.8 Power Phase DesignFeaturing sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.Premium 50A Power ChokeCompared to traditional chokes, ASRock’s premium 50A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.2oz Copper PCB2 ounce copper inner layers that provide stable signal traces and power shapes! Delivering lower temperature and higher energy efficiency for overclocking, it's able to support the latest DDR4 memory modules with most extreme memory performance!RULE YOUR OWN LIGHTING WAY - POLYCHROME RGBThis motherboard features onboard RGB headers and an addressable RGB header that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects.A SOLID M.2-SOLUTION PERFORMERDual M.2 For SSD, Supports Type 22110 M.2Ready for higher capacity and even faster Type 22110 M.2 NVMe SSD to fulfill the need of performance. Hyper M.2 socket that supports PCIe Gen4 x4 while M.2 socket is capable of running PCIe Gen3 x2 and SATA3 mode.M.2 ArmorsGood M.2 SSD protection is important for longevity and stability. ASRock provides a completed M.2 armor solution that makes SSDs to run in a certain low temperature.Reinforced Steel Slot [PCIe 4.0 Version]The reinforced steel slot comes with the next generation PCI Express 4.0 standard. The various benefits include:✔ Extra anchor points✔ Stronger latch✔ Ensure signal stability✔ Make sure heavy graphics cards to be well-installed.Dual USB 3.2 Gen2 (Type-A + Type-C)This motherboard has a pair of onboard Type-A and Type-C USB 3.2 Gen2 ports built on the rear i/o for supporting next generation USB 3.2 Gen2 devices and to deliver up to 10 Gbps data transfer rates.M.2 (KEY E) For WiFiBesides the onboard LAN port, users may also choose 802.11ac wireless connections by M.2 (Key E) slot.Post Status CheckerAn easy troubleshooting tool that shows the CPU / DRAM / VGA / BOOT operation every time you start up the system. Post Status Checker is an fast and easy way to identify the source of the problem. Processor Supported processor sockets Socket AM4 Maximum number of SMP processors 1 Compatible processor series AMD Ryzen 3000 Series Processor socket Socket AM4 Processor manufacturer AMD Memory Unbuffered memory Yes Supported memory module capacities 4GB, 8GB, 16GB, 32GB Maximum internal memory 128 GB Supported memory clock speed (max) 4733 MHz Supported memory clock speeds 2133,2400,2667,2933,3200,3466,3600,3733,3800,3866,4000,4133,4200,4266,4333,4400,4466,4533,4600,4666,4733 MHz ECC сompatibility ECC & Non-ECC Memory channels Dual-channel Memory slots type DIMM Number of memory slots 4 Supported memory types DDR4-SDRAM Storage controllers RAID levels 0, 1, 10 RAID support Yes Supported storage drive interfaces M.2, SATA III Supported storage drive types HDD & SSD Graphics Number of displays supported 3 DirectX version 12.0 HDCP Yes Maximum resolution 5120 x 2880 pixels Parallel processing technology support CrossFireX, Quad-GPU CrossFireX Internal I/O RGB LED pin header Yes Number of COM connectors 1 TPM connector Yes 12V power connector Yes EPS power connector (8-pin) Yes Number of chassis fan connectors 4 CPU fan connector Yes ATX Power connector (24-pin) Yes Front panel connector Yes Front panel audio connector Yes Number of SATA II connectors 6 USB 3.2 Gen 1 (3.1 Gen 1) connectors 2 USB 2.0 connectors 2 Rear panel I/O ports Microphone in Yes DisplayPort version 1.4 DisplayPorts quantity 1 HDMI version 2.1 HDMI ports quantity 1 VGA (D-Sub) ports quantity 1 PS/2 ports quantity 1 Ethernet LAN (RJ-45) ports 1 USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity 1 USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity 1 USB 3.2