The motherboards of the ROG Strix B550 Gaming series offer a feature set typically found in the high-end ROG Strix X570 Gaming series, including the modern PCI Express 4.0 interface. The flagship of the B550 motherboard lineup, ROG Strix B550-XE Gaming WIFI, provides robust power delivery and effective cooling, making it well-suited for the popular AMD Ryzen 3rd generation processors and the modern AMD Ryzen 5000 processors (Zen 3 architecture).
| Processor family | Ryzen 3rd generation, Ryzen 4th Gen, Ryzen 5th Gen | 
| Memory type | DDR4-RAM | 
| Number of memory modules (RAM) | 4 x | 
| Internal connection options | M.2 PCI/SATA Combo (1x), M.2 SATA (2x), S-ATA III (6x) | 
| Wireless transmission | Bluetooth | 
| Item number | 14221291 | 
| Manufacturer | ASUS | 
| Category | Motherboards | 
| Manufacturer no. | 90MB17B0-M0EAY0 | 
| Release date | 9-3-2023 | 
| Form factor | ATX | 
| Socket | AM4 | 
| Chipset | AMD B550 | 
| Operating system compatibility | Windows 10, Windows 10 Home | 
| BIOS type | UEFI AMI | 
| Wireless transmission | Bluetooth | 
| Wi-Fi standard | Wi-Fi 6 / 802.11ax | 
| Processor family | Ryzen 3rd generation, Ryzen 4th Gen, Ryzen 5th Gen | 
| Memory form factor | DIMM | 
| Number of pins | 288 x | 
| Number of memory modules (RAM) | 4 x | 
| Max. memory (RAM) | 128 GB | 
| Memory chip | DDR4-3200 | 
| Max. RAM OC | 4866 MHz | 
| Supported memory speed | 2133 MHz, 2800 MHz, 4800 MHz | 
| Memory type | DDR4-RAM | 
| RAM buffer | Unbuffered | 
| Video connections | DisplayPort (1x), HDMI (1x) | 
| Video connection version | HDMI 2.1 | 
| Multi-GPU technology | AMD 3-Way CrossFireX, NVIDIA SLI | 
| Network connections | RJ45 (1x) | 
| Ethernet controller brand | Intel | 
| Ethernet controller | Intel | 
| Max. port speed | 2.50 Gbit/s | 
| Chip | SupremeFX S1220A | 
| Audio channel | 7.1 Channel | 
| Audio Connections | Jack 3.5mm (3x) | 
| Internal connection options | M.2 PCI/SATA Combo (1x), M.2 SATA (2x), S-ATA III (6x) | 
| Expansion slot | PCI Express x16 (3x) | 
| PCI express version (max.) | 4 | 
| USB ports | USB-A | 
| Exact USB ports | USB-A 2.0 (5x), USB-A 3.2 Gen 2 (2x) | 
| Power connectors | 24-pin ATX, 4-pin ATX 12V, 8-pin ATX 12V | 
| Manufacturer commitment | RE100, SBTi | 
| Manufacturer compensation | According to RE100, the manufacturer ASUS fully compensates for its energy consumption, leading to a reduction in emissions. | 
| CO₂-Emission | |
| Climate contribution | 
| Scope of delivery | 4x S-ATA cables, USB-C cable | 
| Length | 305 mm | 
| Width | 244 mm | 
| Height | 305 mm | 
| Weight | 1380 g | 
| Length | 37 cm | 
| Width | 31 cm | 
| Height | 11 cm | 
| Weight | 3.17 kg | 
| Product Safety | 
How often does a product of this brand in the «Motherboards» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «Motherboards» category returned?
Source: Galaxus