✅Compatible with PCIe 4.0
✅Socket type: AM4 *Only supported for 3rd generation Ryzen (Zen2) or later
✅Compatible with AMD's latest Ryzen series!
✅*For users who are considering using the Ryzen5000 series, there is a possibility that there are products whose BIOS has not been updated. Please check before purchasing.
✅CPU socket :Socket AM4
[Product Appeal & Recommended Points]
●High Compatibility with Latest Generation CPUs
Equipped with Socket AM4 + AMD B550 chipset, compatible with AMD Ryzen™ 3000 / 4000 / 5000 series and G-series desktop processors. Compatible with a wide range of Ryzen CPUs, providing peace of mind for future upgrades.
●Stable Power Delivery & Overclocking Support for Memory
Features an 8-phase power design (Digi Power) for stable power delivery. DDR4 memory supports up to 4733 MHz+ (OC), allowing for smooth performance in gaming, video editing, and multitasking when using high-speed memory.
●High Expandability and Storage Flexibility
PCIe slots include PCIe 4.0 x16 ×1, PCIe 3.0 x16 ×1, and PCIe 3.0 x1 ×1, allowing flexible expansion with GPU, add-on cards, and SSDs.
For storage, it has Hyper M.2 (PCIe Gen4x4) ×1, M.2 (PCIe Gen3x2 or SATA3) ×1, and six SATA3 ports, supporting NVMe SSDs as well as high-capacity HDDs and SATA SSDs. Using a high-speed storage drive as the boot drive accelerates OS and application startup times.
●Rich I/O and Future-Proof Connectivity
The rear ports include high-speed USB 3.2 Gen2 (Type-A + Type-C), ensuring smooth connectivity with external storage and high-speed devices.
Internally, an M.2 Key E slot allows installation of a WiFi/BT module. Adding a separate WiFi module (sold separately) enables wireless connectivity, supporting future expansion.
●Integrated Graphics Output & Multi-Display Support
Using a Ryzen APU, the onboard graphics support up to three outputs via HDMI / DisplayPort / D-Sub, allowing a multi-monitor setup. Ideal for compact PCs or secondary machines, with 4K output support suitable for video viewing and office tasks.
●Designed for Reliability and Stability
Includes protective circuits such as “Full Spike Protection” to safeguard the motherboard from overvoltage and power noise. Built-in audio features 7.1ch HD audio with high-quality codecs (Realtek ALC1200/ALC1220), supporting a wide range of use cases including video, music, and gaming.
●Compact Micro-ATX Form Factor with High Versatility
Micro ATX form factor fits from mid-tower to small cases, making it suitable for first-time custom PCs, space-saving builds, or secondary PCs.
[Summary]
The ASRock B550M Pro4 balances essential elements for PC building at a high level: high CPU compatibility, stable power delivery, rich storage and expansion slots, future-proof connectivity, high-quality audio and video output, and a compact Micro-ATX size.
It is a reliable, cost-effective, and future-ready motherboard for first-time builders, high-performance Ryzen machines, or secondary builds.
With the performance, expandability, and stability of the B550M Pro4 as a base, you can create your own ideal custom PC.