Specification Basic Information Supported CPU - Supports AMD AM4 Socket Ryzen 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors - Digi Power design - 8 Power Phase design Chipset AMD B550 BIOS - 256Mb AMI UEFI Legal BIOS with GUI support - Supports "Plug and Play" - ACPI 5.1 compliance wake up events - Supports jumperfree - SMBIOS 2.3 support - CPU, CPU VDDCR_SOC, DRAM, VPPM, +1.8VSB, VDDP Voltage Multi-adjustment Form Factor - Mini-ITX Form Factor: 6.7-in x 6.7-in, 17.0 cm x 17.0 cm - Solid Capacitor design Audio - 7.1 CH HD Audio (Realtek ALC887 Audio Codec) - Supports Surge Protection Expansion Slots PCI AMD Ryzen series CPUs (Vermeer and Matisse) - 1 x PCI Express 4.0 x16 Slot (PCIE1: x16 mode) AMD Ryzen series APUs (Cezanne and Renoir) - 1 x PCI Express 3.0 x16 Slot (PCIE1: x16 mode) AMD Ryzen series APUs (Picasso) - 1 x PCI Express 3.0 x16 Slot (PCIE1: x8 mode) - 1 x Vertical M.2 Socket (Key E) with the bundled WiFi-802.11ac PCIe WiFi module (on the rear I/O) Memory Type DDR4 Slots 2 x DDR4 DIMM Slots Supported Memory - AMD Ryzen series CPUs (Vermeer) support DDR4 4600+(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* - AMD Ryzen series CPUs (Matisse) support DDR4 4600+(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* - AMD Ryzen series APUs (Cezanne) support DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* - AMD Ryzen series APUs (Renoir) support DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* - AMD Ryzen series APUs (Picasso) support DDR4 3600+(OC) / 3466(OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory* - Supports Extreme Memory Profile (XMP) memory modules - 15μ Gold Contact in DIMM Slots Maximum Memory 64GB Graphics Graphics - Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU - DirectX 12, Pixel Shader 5.0 - Dual graphics output: support HDMI and DisplayPort 1.4 ports by independent display controllers - Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096x2160) @ 60Hz - Supports DisplayPort 1.4 Input with max. resolution up to 5K (5120x2880)@120Hz - Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 2.1 Port (Compliant HDMI monitor is required) - Supports HDR (High Dynamic Range) with HDMI 2.1 - Supports HDCP 2.3 with HDMI 2.1 and DisplayPort 1.4 Ports - Supports 4K Ultra HD (UHD) playback with HDMI 2.1 and DisplayPort 1.4 Ports - Supports Microsoft PlayReady Max Shared Memory Shared memory default 2GB. Max Shared memory supports up to 16GB. Connector & Ports HDMI 1 x HDMI Port Display Port (s) 1 x DisplayPort 1.4 USB (s) - 2 x USB 2.0 Ports (Supports ESD Protection) - 3 x USB 3.2 Gen1 Type-A Ports (Supports ESD Protection) - 1 x USB 3.2 Gen1 Type-C Port (Supports ESD Protection) LAN Port (s) - PCIE x1 Gigabit LAN 10/100/1000 Mb/s - Realtek RTL8111H - Supports Wake-On-LAN - Supports Lightning/ESD Protection - Supports Energy Efficient Ethernet 802.3az - Supports PXE Wireless Communication module - Intel 802.11ac WiFi Module - Supports IEEE 802.11a/b/g/n/ac - Supports Dual-Band (2.4/5 GHz) - Supports high speed wireless connections up to 433Mbps - Supports Bluetooth 4.2 + High speed class II Supported Storage - 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug - 1 x Hyper M.2 Socket (M2_1), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Vermeer, Matisse) or Gen3x4 (32 Gb/s) (with Cezanne, Renoir and Picasso) Audio HD Audio Jacks: Line in / Front Speaker / Microphone Internal I/O Ports - 1 x RGB LED Header - 1 x Addressable LED Header - 1 x CPU Fan Connector (4-pin) - 2 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control) - 1 x 24 pin ATX Power Connector - 1 x 8 pin 12V Power Connector - 1 x Front Panel Audio Connector - 1 x USB 2.0 Header (Supports 2 USB 2.0 ports) (Supports ESD Protection) - 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection) Others Special Features ASRock Super Alloy - Premium 60A Power Choke - 50A Dr.MOS - Sapphire Black PCB - High Density Glass Fabric PCB Intel 802.11ac WiFi ASRock Full Coverage M.2 Heatsink ASRock Hyper M.2 (PCIe Gen4x4) ASRock Full Spike Protection (for all USB, Audio, LAN Ports) ASRock Live Update & APP Shop Bundled Software Software - ASRock Motherboard Utility (A-Tuning) - ASRock Polychrome SYNC - ASRock XFast LAN UEFI - ASRock Full HD UEFI - ASRock Instant Flash Warranty Information Manufacturing Warranty 03 Years Description ASRock B550M-ITX/ac AMD AM4 Mini-ITX Motherboard The ASRock B550M-ITX/ac Motherboard supports AMD AM4 Socket Ryzen 3000, 3000 G-Series, 4000 G-Series, 5000, and 5000 G-Series Desktop Processors. It supports DDR4 4733+ (OC). It features 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. This motherboard features onboard RGB headers and an addressable RGB header that allow the motherboard to be connected to compatible LED devices such as strips, 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. The ASRock B550M-ITX/ac Motherboard comes with an 802.11ac WiFi (2.4G / 5G WiFi) module which supports wireless networks and Bluetooth. It supports the next generation PCI Express 4.0 M.2 SSDs, it is capable of performing twice the speed compared to the previous 3rd generation, giving a lightning-fast data transferring experience. This motherboard has a pair of onboard Type-A and Type-C USB 3.2 Gen1 ports built on the rear i/o for supporting next-generation USB 3.2 Gen1 devices and delivering up to 5 Gbps data transfer rates. Complete with two types of most used connectors! Packed with an HDMI + DisplayPort combo, you have more graphics output options. The ASRock B550M-ITX/ac Motherboard comes with 3 years of warranty.

.....view more