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Product Overview

The ASRock B550M Phantom Gaming 4 is a Micro-ATX motherboard for the AMD AM4 socket, built on the AMD B550 chipset. It has four DDR4 slots supporting up to 128 GB of memory, two M.2 connectors, four SATA ports and a PCIe 4.0 x16 slot for the graphics card. HDMI and DisplayPort outputs are included for CPUs with integrated graphics.

With a compact 244 x 244 mm footprint, this board suits a small to mid-sized gaming PC or an everyday build around an AM4 Ryzen processor. Connectivity includes Gigabit LAN, Realtek ALC887/897 audio, four USB 3.2 Gen 1 ports on the rear panel and four 4-pin PWM fan headers, plus two RGB and two addressable RGB headers. A BIOS update may be required for the newest processors.

Specification

• Manufacturer: Asrock
• Model: B550M Phantom Gaming 4
• MPN: 90-MXBE90-A0UAYZ
• EAN: 4710483932755
• Socket: AMD AM4
• Chipset: AMD B550
• Form factor: Micro-ATX (µATX)
• Memory slots: 4x DDR4, dual channel
• Maximum memory: 128 GB
• Memory speeds: DDR4-2133 up to 4533+ (OC)
• Expansion slots: 1x PCIe x16, 1x PCIe x4 (x16 slot), 1x PCIe x1
• M.2 connectors: 2
• SATA ports: 4x SATA 6 Gb/s (RAID 0, 1, 10)
• Rear USB: 4x USB 3.2 Gen 1 (5 Gbit/s), 2x USB 2.0, PS/2 combo
• Video outputs: 1x HDMI, 1x DisplayPort (CPU with integrated graphics required)
• LAN: Gigabit Ethernet, Realtek RTL8111H
• Audio: Realtek ALC887/897
• Fan and RGB headers: 4x 4-pin PWM fan, 2x RGB, 2x addressable RGB
• Power connectors: 24-pin ATX + 8-pin ATX12V
• Dimensions (W x D): 244 x 244 mm

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