ASUS ROG STRIX B550-A GAMING
Key Features
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AM4 socket – Supports Ryzen™ 5000 / 4000G / 3000 Series
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DDR4 up to 128GB, 5100 MHz OC
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1x PCIe 4.0 x16 slot, AMD CrossFireX™ ready
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2x M.2 (PCIe 4.0/3.0 + SATA) + 6x SATA, RAID 0/1/10
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USB 3.2 Gen2 (Type-A & Type-C), Gen1, USB 2.0
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Intel® 2.5G LAN with ASUS LANGuard
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SupremeFX S1220A Audio with DTS, S/PDIF
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AURA Sync RGB/ARGB headers, BIOS FlashBack™, Q-LED
Specifications
| Category | Specification |
|---|---|
| CPU Socket | AMD AM4 – Ryzen™ 5000 / 4000G / 3000 Series |
| Chipset | AMD B550 |
| Memory | 4x DDR4 DIMMs, up to 128GB, up to 5100 MHz OC (4000G CPUs), Dual Channel |
| Expansion Slots | 1x PCIe 4.0 x16 (Ryzen 5000/3000), 1x PCIe 3.0 x16, 3x PCIe 3.0 x1 |
| Multi-GPU Support | AMD CrossFireX™ |
| Graphics Outputs | 1x HDMI 2.1, 1x DisplayPort 1.2 (depends on CPU) |
| Storage | 2x M.2 (PCIe 4.0/3.0 + SATA), 6x SATA 6Gb/s, RAID 0/1/10 |
| LAN | Intel® I225-V 2.5Gb Ethernet, ASUS LANGuard |
| Audio | SupremeFX S1220A, 8-channel HD Audio, DTS, 120dB SNR, S/PDIF |
| USB Rear | 2x USB 3.2 Gen2 (1x Type-A + 1x Type-C), 4x USB 3.2 Gen1, 2x USB 2.0 |
| USB Front | 2x USB 3.2 Gen1, 4x USB 2.0 via headers |
| Cooling/Fans | CPU_FAN, CPU_OPT, 3x chassis fans, AIO_PUMP |
| Lighting | 2x Aura RGB, 1x ARGB Gen2, AURA Sync |
| Internal I/O | USB headers, 2x M.2 slots, thermal sensor, Thunderbolt header, TPM, Clear CMOS |
| BIOS | 256Mb UEFI AMI BIOS, BIOS FlashBack™ |
| OS Support | Windows® 10 64-bit |
| Form Factor | ATX (30.5 x 24.4 cm) |
