The ASRock B550M Phantom Gaming 4 is a compact Micro-ATX motherboard designed for AMD processors, including the Ryzen 3000, 4000, and 5000 Series. Built around the AMD B550 chipset, this board offers a solid foundation for both everyday computing and performance-oriented builds. Its grey and black color scheme gives it a clean, gaming-inspired aesthetic that fits well in a variety of system builds.
Memory and Storage Capabilities
The board features four DIMM slots supporting DDR4 memory in dual-channel configuration, with a maximum capacity of 128GB. Memory speeds start at 2133 MHz and can reach up to 4733 MHz with overclocking. For storage, it includes four SATA III connectors and two M.2 slots, providing flexible options for fast NVMe drives alongside traditional storage solutions. Expansion is further supported by one PCIe 4.0 x16 slot, one PCIe 3.0 x16 slot, and one PCIe 3.0 x1 slot.
Connectivity and Audio
The ASRock B550M Phantom Gaming 4 is well-equipped for both display and network connectivity. It offers one HDMI 2.1 port and one DisplayPort 1.4 output, supporting resolutions up to 5120 x 2880 pixels. Wired networking is handled by a Realtek RTL8111H Gigabit LAN controller with Wake-on-LAN support. Audio is powered by the Realtek ALC897 chip, delivering 7.1-channel surround sound. The board also includes USB 3.1 Gen 1 headers, a front panel audio connector, a TPM connector, and a PS/2 port for broader peripheral compatibility.
Product number manufacturer:
90-MXBE90-A0UAYZ
Audio
BIOS
Connectivity
USB 3.2 (Gen 1) type C ports:
0
USB 3.2 (Gen 2) type A ports:
0
USB 3.2 (Gen 2) type C ports:
0
Expansion slots
PCI Express 3.0 x1 slots:
1
PCI Express 3.0 x16 slots:
1
Internal I/O
ATX Power connector (24-pin):
Chassis fan connector(s):
3
Front panel audio connector:
USB 3.1 (3.1 Gen 2) connectors:
0
USB 3.1 (Gen 1) header(s):
2
Memory
Supported memory clock speeds:
2133 MHz
Supported memory clock speeds (OC):
4733 MHz
Networking
Network technology (wired):
Packaging content
Physical characteristics
Processor
Compatible processor series:
AMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 Series
Maximum number of SMP processors:
1
Technical details
Video
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