ASROCK B550 Pro4 Motherboard (Bulk)

Key Features

  • Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-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 ALC1220/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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The ASRock B550 Pro4 motherboard offers several unique features. It includes ASRock USB 3.2 Gen2 ports, both Type-A and Type-C, with a speed of 10 Gb/s. The motherboard is built with ASRock Super Alloy components, such as an XXL Aluminum Alloy Heatsink, Premium 50A Power Choke, Sapphire Black PCB, High Density Glass Fabric PCB, and 2oz Copper PCB. It also features ASRock Steel Slot Gen4, Full Coverage M.2 Heatsink, ASRock Hyper M.2 (PCIe Gen4x4) for high-speed storage, ASRock POST Status Checker (PSC), and ASRock Full Spike Protection for USB, audio, and LAN ports.

In terms of CPU compatibility, the motherboard supports AMD AM4 Socket Ryzen 3000, 3000 G-Series, 4000 G-Series, 5000, and 5000 G-Series Desktop Processors. It has a Digi Power design and 8 Power Phase design for stable power delivery.

The chipset of the motherboard is AMD B550. It supports Dual Channel DDR4 Memory Technology with 4 DDR4 DIMM Slots and a maximum system memory capacity of 128GB. The memory support varies depending on the CPU series, with support for high-speed overclocked memory.

The motherboard has a 256Mb AMI UEFI Legal BIOS with GUI support and various features like “Plug and Play,” ACPI 5.1 compliance wake-up events, jumperless setup, and voltage adjustments for CPU, DRAM, and other components.

For graphics, the motherboard includes integrated AMD Radeon Vega Series Graphics in Ryzen Series APUs. It supports dual graphics output with HDMI and D-Sub ports, HDMI 2.1 with 4K resolution, HDR, HDCP 2.3, and 4K Ultra HD playback.

The audio features 7.1 CH HD Audio with Realtek ALC1220/ALC1200 Audio Codec, premium Blu-ray audio support, surge protection, PCB isolate shielding, and Nahimic Audio.

For networking, the motherboard has a Gigabit LAN port with Realtek RTL8111H controller, Wake-On-LAN support, lightning/ESD protection, and Energy Efficient Ethernet 802.3az.

The expansion slots include PCI Express x16 slots for AMD Ryzen CPUs and APUs, PCI Express 3.0 x1 slots, and M.2 sockets for high-speed storage options.

Storage options consist of 6 SATA3 6.0 Gb/s connectors with RAID support and two M.2 sockets with support for PCIe Gen4x4 and Gen3x4 modules.

The motherboard provides various connectors for COM port, TPM, LED and speaker, RGB and addressable LED headers, fan connectors, power connectors, and USB headers.

The rear panel I/O features PS/2 mouse/keyboard port, D-Sub and HDMI ports, USB 3.2 Gen2 Type-A and Type-C ports, USB 3.2 Gen1 ports, LAN port, and audio jacks.

Software-wise, the motherboard includes ASRock Motherboard Utility (A-Tuning), ASRock Polychrome SYNC for RGB control, ASRock XFast LAN for optimized network performance, and ASRock Full HD UEFI with Instant Flash for easy BIOS updates.

The hardware monitoring capabilities of the motherboard include temperature sensing for various components, fan tachometer, quiet fan control, and voltage monitoring.

The ASRock B550 Pro4 motherboard has an ATX form factor with solid capacitor design and 2oz copper PCB for improved durability and stability.