Gigabyte B550I AORUS PRO AX WiFi 6E AM4 Mini-ITX Motherboard
Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Technical details | |
| Warranty period | 3 year(s) |
| Processor | |
| Processor manufacturer | AMD |
| Maximum number of SMP processors | 1 |
| Compatible processor series | AMD Ryzen |
| Processor socket | AM4 |
| Supported processor sockets | Socket AM4 |
| Maximum internal memory supported by processor | 64 GB |
| Memory | |
| Maximum internal memory | 64 GB |
| ECC | ![]() |
| Non-ECC | ![]() |
| Supported memory clock speeds | 5300,5200,5100,4800,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz |
| Supported memory types | DDR4 |
| Memory channels | Dual-channel |
| Unbuffered memory | ![]() |
| Memory slots type | DIMM |
| Number of memory slots | 2 |
| Supported memory clock speed (max) | 5300 MHz |
| Maximum internal memory per slot | 32 GB |
| ECC сompatibility | ECC & Non-ECC |
| Weight & dimensions | |
| Height | 35 mm |
| Width | 170 mm |
| Depth | 170 mm |
| Networking | |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax) |
| Bluetooth version | 5.3 |
| Ethernet LAN | ![]() |
| Bluetooth | ![]() |
| LAN controller | Realtek RTL8125 |
| Wi-Fi | ![]() |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Top Wi-Fi standard | Wi-Fi 6E (802.11ax) |
| WLAN controller model | AMD RZ608 |
| Internal I/O | |
| USB 2.0 connectors | 1 |
| CPU fan connector | ![]() |
| ATX Power connector (24-pin) | ![]() |
| Number of chassis fan connectors | 2 |
| Front panel audio connector | ![]() |
| TPM connector | ![]() |
| EPS power connector (8-pin) | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 0 |
| Total number of SATA connectors | 4 |
| Front panel connector | ![]() |
| 12V power connector | ![]() |
| RGB LED pin header | ![]() |
| Number of RGB LED pin headers | 2 |
| Number of CPU fan connectors | 1 |
| Number of water pump connectors | 2 |
| Number of EPS power connectors (8-pin) | 1 |
| Back panel I/O ports | |
| Line-in | ![]() |
| USB 2.0 ports quantity | 0 |
| Ethernet LAN (RJ-45) ports | 1 |
| Headphone outputs | 1 |
| Microphone in | ![]() |
| VGA (D-Sub) ports quantity | 0 |
| DVI-D ports quantity | 0 |
| WiFi-AP antenna jack | 2 |
| HDMI ports quantity | 2 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| Storage controllers | |
| RAID levels | 0, 1, 10 |
| Number of HDDs supported | 4 |
| RAID support | ![]() |
| Number of storage drives supported | 6 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, SATA |
| Packaging data | |
| Package weight | 1.4 kg |
| Package depth | 235 mm |
| Package height | 97 mm |
| Package width | 265 mm |
| Packaging content | |
| Bundled software | Norton® Internet Security (OEM version) XSplit Gamecaster + Broadcaster (12 months license) Realtek® 8125 Gaming LAN Bandwidth Control Utility |
| Batteries included | ![]() |
| Screws included | ![]() |
| Antenna included | ![]() |
| Expansion slots | |
| PCI Express x16 slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| Number of M.2 (M) slots | 2 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| 1st M.2 largest key size | 2280 |
| 2nd M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 4.0 |
| 2nd M.2 highest PCI Express generation | 3.0 |
| BIOS | |
| BIOS memory size | 128 Mbit |
| BIOS type | UEFI AMI |
| ACPI version | 5.0 |
| Clear CMOS button | ![]() |
| Clear CMOS jumper | ![]() |
| Desktop Management Interface (DMI) version | 2.7 |
| System Management BIOS (SMBIOS) version | 2.7 |
| Battery | |
| Battery technology | Lithium-Manganese Dioxide (LiMnO2) |
| Battery type | CR2032 |
| Number of battery cells | 1 |
| Battery weight | 3 g |
| Lithium weight per battery | 0.07 g |
| Other features | |
| Weight | 790 g |
| Graphics | |
| Maximum resolution | 5120 x 2880 pixels |
| Parallel processing technology support | Not supported |
| DirectX version | 12.0 |
| HDCP | ![]() |
| On-board graphics card | ![]() |
| Number of displays supported | 3 |
| Features | |
| Motherboard chipset | AMD B550 |
| Motherboard form factor | Mini ITX |
| Product colour | Black |
| Audio output channels | 7.1 channels |
| Cooling type | Passive |
| PC health monitoring | Fan, Temperature, Voltage |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64 |
| Power source type | ATX |
| Motherboard chipset family | AMD |
| Component for | PC |
| Audio chip | Realtek ALC1220-VB |
| Logistics data | |
| Country of origin | Taiwan |
| Products per shipping (inner) case | 1 pc(s) |
| Harmonized System (HS) code | 84733020 |
| EAN | 4719331809508 |
| Warranty | 1 year |
The B550I AORUS PRO AX is a Mini-ITX motherboard designed for compact system builds using the AMD AM4 socket. It supports AMD Ryzen 3000, 4000 G-Series, and 5000 Series processors, providing a foundation for high-performance computing in a small footprint. The B550 chipset enables PCIe 4.0 functionality for the primary x16 expansion slot, accommodating modern graphics cards and high-speed M.2 storage devices. Memory support consists of two dual-channel DDR4 DIMM slots capable of handling modules with clock speeds up to 5300 MHz.
This motherboard features comprehensive connectivity options, including integrated 2.5GbE LAN for fast wired networking, as well as Wi-Fi 6E and Bluetooth 5.2 for wireless connections. For storage, it provides two M.2 slots for NVMe SSDs and four SATA III ports, with support for RAID 0, 1, and 10 configurations. The rear I/O panel includes a variety of USB ports, such as USB 3.2 Gen 2 Type-A and Type-C, alongside multiple video outputs with two HDMI 2.1 ports and one DisplayPort.
Key Features:- Supports AMD Ryzen 3000, 4000 G, and 5000 series processors
- Mini-ITX form factor for compact PC builds
- Features two DDR4 memory slots with dual-channel support
- Includes one PCIe 4.0 x16 expansion slot
- Provides two M.2 slots and four SATA III ports for storage
- Equipped with 2.5GbE LAN, Wi-Fi 6E, and Bluetooth 5.2
- Offers dual HDMI 2.1 and one DisplayPort video outputs
- Utilizes a Realtek ALC1220-VB audio codec
- Connects via standard 24-pin ATX and 8-pin EPS power
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- manual pdf (English)


