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Asrock B550 Pro 4 Motherboard

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  • Supports AMD AM4 Socket Ryzen™ 3000, 4000 G-Series and 5000 Series Desktop Processors*
  • 8 Power Phase Design, Digi Power
  • Supports DDR4 4733+ (OC)
  • 1 PCIe 4.0 x16, 1 PCIe 3.0 x16, 2 PCIe 3.0 x1, 1 M.2 Key E for WiFi
  • Graphics Output Options: HDMI, 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), 6 USB 3.2 Gen1 (2 Front, 4 Rear)
  • Gigabit LAN

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ASROCK B550 PRO 4 MOTHERBOARD

IT’S TIME FOR B550 MOTHERBOARDS

Everything You Need For Computing

Nahimic Audio

Whether 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.

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 50A Power Choke

Compared 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 PCB

2 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 RGB

ASRock motherboards deliver stunning performance and superior aesthetics to rule your own colorful lighting way! ASRock offers a very comprehensive control to perform the built-in RGB LEDs or the connected LED strips, CPU fans, coolers, chassis and any RGB devices smoothly. Devices can be synchronized across the Polychrome RGB Sync-certified accessories as well.

A SOLID M.2-SOLUTION PERFORMER

Dual M.2 For SSD, Supports Type 22110 M.2
Ready 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 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.

AMD SMART ACCESS MEMORY

Conventional PC systems processor can only access a fraction of graphics memory and limits system performance. With AMD Smart Access Memory, the data channel gets expanded to harness the full potential of GPU memory, removes the bottleneck and increase performance.

SKU: B550-PRO4 Categories: , ,
MOTHERBOARD CHIPSET

Motherboard Brand and Chipset

MOTHERBOARD FORM FACTOR

MOTHERBOARD SOCKET

  • Unique Feature
    ASRock USB 3.2 Gen2
    – ASRock USB 3.2 Gen2 Type-A Port (10 Gb/s)
    – ASRock USB 3.2 Gen2 Type-C Port (10 Gb/s)
    ASRock Super Alloy
    – XXL Aluminum Alloy Heatsink
    – Premium 50A Power Choke
    – Sapphire Black PCB
    – High Density Glass Fabric PCB
    – 2oz Copper PCB
    ASRock Steel Slot Gen4
    ASRock Full Coverage M.2 Heatsink
    ASRock Hyper M.2 (PCIe Gen4x4)
    ASRock POST Status Checker (PSC)
    ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
    ASRock Live Update & APP Shop
  • CPU
    – Supports AMD AM4 Socket Ryzen™ 3000, 4000 G-Series and 5000 Series Desktop Processors*
    – Digi Power design
    – 8 Power Phase design

    *Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G
  • Chipset
    – AMD B550
  • Memory
    – Dual Channel DDR4 Memory Technology
    – 4 x DDR4 DIMM Slots
    – AMD Ryzen series CPUs (Vermeer) support DDR4 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 CPUs (Matisse) support DDR4 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*
    – Max. capacity of system memory: 128GB*
    – Supports Extreme Memory Profile (XMP) memory modules
    – 15μ Gold Contact in DIMM Slots

    *For Ryzen Series APUs (Renoir), ECC is only supported with PRO CPUs.
    Please refer to below table for AMD non-XMP memory frequency support. For more details.

    Ryzen Series CPUs (Vermeer):

    Ryzen Series CPUs (Matisse):

    Ryzen Series APUs (Renoir):

    SR: Single rank DIMM, 1Rx4 or 1Rx8 on DIMM module label x=1 or 2
    DR: Dual rank DIMM, 2Rx4 or 2Rx8 on DIMM module label

    **Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS. For Windows® 64-bit OS with 64-bit CPU, there is no such limitation.

  • 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, 1.05V_PROM_S5, 2.5V_PROM, +1.8VSB, VDDP Voltage Multi-adjustment
  • 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 D-Sub ports by independent display controllers
    – Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096×2160) @ 60Hz
    – Supports D-Sub with max. resolution up to 1920×1200 @ 60Hz
    – 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 Port
    – Supports 4K Ultra HD (UHD) playback with HDMI 2.1 Port
    – Supports Microsoft® PlayReady

    *Actual support may vary by CPU

    **The Max shared memory 16GB requires 32GB system memory installed.

  • Audio
    – 7.1 CH HD Audio with Content Protection (Realtek ALC1200 Audio Codec)
    – Premium Blu-ray Audio support
    – Supports Surge Protection
    – PCB Isolate Shielding
    – Individual PCB Layers for R/L Audio Channel
    – Nahimic Audio
  • 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
  • Slots
    AMD Ryzen series CPUs (Vermeer and Matisse)
    – 2 x PCI Express x16 Slots (PCIE1: Gen4x16 mode; PCIE3: Gen3 x4 mode)*
    AMD Ryzen series APUs (Renoir)
    – 2 x PCI Express x16 Slots (PCIE1: Gen3x16 mode; PCIE3: Gen3 x4 mode)*

    – 2 x PCI Express 3.0 x1 Slots
    – Supports AMD Quad CrossFireX™ and CrossFireX™
    – 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module

    *Supports NVMe SSD as boot disks
  • Storage
    – 6 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 2260/2280/22110 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Matisse) or Gen3x4 (32 Gb/s) (with Renoir)**
    – 1 x M.2 Socket (M2_3), supports M Key type 2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)**

    *M2_3 and SATA3_5_6 share lanes. If either one of them is in use, the other one will be disabled.

    **Supports NVMe SSD as boot disks
    Supports ASRock U.2 Kit

  • Connector
    – 1 x COM Port Header
    – 1 x SPI TPM Header
    – 1 x Power LED and Speaker Header
    – 2 x RGB LED Headers*
    – 2 x Addressable LED Headers**
    – 1 x CPU Fan Connector (4-pin)***
    – 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)****
    – 4 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 4 pin 12V Power Connector
    – 1 x Front Panel Audio Connector
    – 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
    – 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)

    *Support in total up to 12V/3A, 36W LED Strip

    **Support in total up to 5V/3A, 15W LED Strip

    ***The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.

    ****The CPU/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.

    *****The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
    CPU_FAN2/WP, CHA_FAN1/WP, CHA_FAN2/WP, CHA_FAN3/WP and CHA_FAN4/WP can auto detect if 3-pin or 4-pin fan is in use.

  • Rear Panel I/O
    – Antenna Bracket
    – 1 x PS/2 Mouse/Keyboard Port
    – 1 x D-Sub Port
    – 1 x HDMI Port
    – 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) (Supports ESD Protection)
    – 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection)
    – 4 x USB 3.2 Gen1 Ports (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
  • Software and UEFI
    Software
    – ASRock Motherboard Utility (A-Tuning)
    – ASRock Polychrome SYNC
    – ASRock XFast LAN
    UEFI
    – ASRock Full HD UEFI
    – ASRock Instant Flash

    *These utilities can be downloaded from ASRock Live Update & APP Shop.
  • Support CD
    – Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar
  • Accessories
    – Quick Installation Guide, Support CD, I/O Shield
    – 2 x SATA Data Cables
    – 3 x Screws for M.2 Sockets
    – 1 x Standoff for M.2 Socket
  • Hardware Monitor
    – Temperature Sensing: CPU, CPU/Water Pump, Chassis/Water Pump Fans
    – Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans
    – Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump, Chassis/Water Pump Fans
    – Fan Multi-Speed Control: CPU, CPU/Water Pump, Chassis/Water Pump Fans
    – Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, +1.8V, VDDP
  • Form Factor
    – ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm
    – Solid Capacitor design
    – 2oz Copper PCB
  • OS
    – Microsoft® Windows® 10 64-bit
  • Certifications
    – FCC, CE
    – ErP/EuP ready (ErP/EuP ready power supply is required)

Brand

Asrock

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