Asrock B550M-ITX/AC Motherboard

Overview

B550M-ITX/ac

Highlights

• 8 POWER PHASE DESIGN
• Featuring 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 60A POWER CHOKE
• Compared to traditional chokes, ASRock’s premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.
• RULE YOUR OWN LIGHTING WAY - POLYCHROME RGB
• This 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.
• DUAL BAND 802.11AC WIFI
• No one has time for weak WiFi signals and sluggish internet! That's why this motherboard comes with a 802.11ac WiFi (2.4G / 5G WiFi) module which supports wireless networks and Bluetooth v4.2.
• HYPER M.2 (PCIe GEN4 X4)
• Supports the next generation PCI Express 4.0 M.2 SSDs, it is capable of perform twice the speed compared to previous 3rd generation, giving a lightning fast data transferring experience.
• M.2 ARMORS
• Good 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.
• Dr. MOS
• Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Intelligently delivering higher current and driving up to 50A continuous current for each phase, thus providing improved thermal result and superior performance.
• HIGH DENSITY GLASS FABRIC PCB
• High Density Glass Fabric PCB design that reduces the gaps between the PCB layers to protect the motherboard against electrical shorts caused by humidity.
• SAPPHIRE BLACK PCB
• Pure black PCB appearance. The new Sapphire Black PCB represents rock-solid quality and gives the motherboard a more mysterious touch.

Specifications

CPU

• Supports 3^rd Gen AMD AM4 Ryzen™ / future AMD Ryzen™ Processors*
• Digi Power design
• 8 Power Phase design

Chipset

• AMD B550

Memory

• Dual Channel DDR4 Memory Technology
• 2 x DDR4 DIMM Slots
• 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 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*
• Max. capacity of system memory: 64GB**
• Supports Extreme Memory Profile (XMP) memory modules
• 15μ Gold Contact in DIMM Slots

Graphics

• Integrated AMD Radeon™ Vega Series Graphics in Ryzen Series APU*
• DirectX 12, Pixel Shader 5.0
• Shared memory default 2GB. Max Shared memory supports up to 16GB.**
• 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

Audio

• 7.1 CH HD Audio (Realtek ALC887 Audio Codec)
• Supports Surge Protection

LAN

• 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 LAN

• 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

Slots

• AMD Ryzen series CPUs (Matisse)
• 1 x PCI Express 4.0 x16 Slot (PCIE1: x16 mode)*
  AMD Ryzen series APUs
• 1 x PCI Express 3.0 x16 Slot (PCIE1: x16 mode)*
  
  
• 1 x Vertical M.2 Socket (Key E) with the bundled WiFi-802.11ac module (on the rear I/O)

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 Matisse) or Gen3x4 (32 Gb/s)**

Connector

• 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)

Rear Panel I/O

• 2 x Antenna Ports
• 1 x PS/2 Mouse/Keyboard Port
• 1 x HDMI Port
• 1 x DisplayPort 1.4
• 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)
• 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
  - HD Audio Jacks: Line in / Front Speaker / Microphone

Form Factor

• Mini-ITX Form Factor: 6.7-in x 6.7-in, 17.0 cm x 17.0 cm
• Solid Capacitor design

OS

• Microsoft^® Windows^® 10 64-bit