The ROG STRIX B550-A GAMING motherboard for the AM4 socket delivers top-tier performance and style. It brings PCIe 4.0, dual M.2 with heatsinks, Intel 2.5 GbE and optional Wi‑Fi 6, fast USB 3.2 Gen 2, and striking Aura Sync RGB. Thanks to its robust power delivery and advanced cooling, it’s ideal for 3rd‑gen AMD Ryzen and demanding gaming builds.
ROG STRIX B550-A GAMING combines premium, modern equipment with a unique silver‑white design. It supports PCIe 4.0, fast storage, and provides stable power for high CPU performance with AMD Ryzen. Integrated SupremeFX audio and software tools like Armoury Crate, GameFirst VI, and RAMCache III enhance gaming and system management.
Key advantages:
- PCIe 4.0 and dual M.2 (up to 22110) with NVMe RAID support for extremely fast transfers.
- Intel 2.5 GbE for fast wired networking, optional Wi‑Fi 6 (802.11ax) for wireless flexibility.
- USB 3.2 Gen 2 including Type‑C, video outputs HDMI 2.1 and DisplayPort 1.2.
- Robust power delivery with ProCool connector, high‑quality chokes and capacitors for stability and OC.
- Advanced cooling with massive heatsinks, control via Fan Xpert 4 and UEFI BIOS.
- ASUS OptiMem II and Daisy Chain topology for higher DDR4 frequencies and stability.
- Aura Sync RGB including addressable Gen 2 headers for perfect personalization.
- SupremeFX S1220A, DTS Sound Unbound, and Sonic Studio III for clean, spatial audio.
- Easy build: pre‑installed I/O shield, BIOS FlashBack, Q‑LED, and SafeSlot.
The board undergoes extensive compatibility certification and offers an intuitive UEFI BIOS with both easy and advanced modes. The rich ROG ecosystem lets you match AIO coolers, cases, and peripherals into a unified, high‑performance, and stylish setup.
Specifications
- Form factor
- ATX
- CPU socket
- AMD AM4 (3rd‑gen Ryzen)
- Chipset
- AMD B550
- Power delivery
- High‑performance phases, ProCool connector, premium chokes and capacitors
- Memory
- 4× DDR4, high‑frequency support (OptiMem II, Daisy Chain)
- Expansion slots
- PCIe 4.0/3.0 (per CPU/chipset)
- Storage
- 2× M.2 (up to 22110, one PCIe 4.0 slot), NVMe RAID support; SATA 6 Gb/s
- Networking
- Intel 2.5 GbE; optional Wi‑Fi 6 (802.11ax) with ASUS LANGuard
- USB
- USB 3.2 Gen 2 including Type‑C
- Display outputs
- HDMI 2.1, DisplayPort 1.2 (functional with Ryzen APU)
- Audio
- ROG SupremeFX S1220A, DTS Sound Unbound, Sonic Studio III, front panel outputs with headphone amps
- Cooling
- Heatsinks on VRM and M.2, advanced fan control (Fan Xpert 4, UEFI BIOS)
- Lighting
- Aura Sync RGB, Aura RGB headers and Addressable Gen 2
- User features
- BIOS FlashBack, Q‑LED, SafeSlot, pre‑installed I/O shield
- Software
- UEFI BIOS, Armoury Crate, GameFirst VI (AI Networking), RAMCache III
- Design
- Silver‑white look with cyberpunk elements
