Gigabyte B550M AORUS PRO AX Motherboard

Gigabyte B550M AORUS PRO AX Micro ATX

Supports AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 Series Processors
Dual Channel ECC/ Non-ECC Unbuffered DDR4, 4 DIMMs
10+2 Phases Digital Twin Power Design with 50A DrMOS
Advanced Thermal Design with Enlarged VRM Heatsinks
Ultra Durable PCIe 4.0 Ready x16 Slot
Dual Ultra-Fast NVMe PCIe 4.0/3.0 x4 M.2 with One Thermal Guard
Onboard Intel WiFi 6 802.11ax 2T2R & BT5 with AORUS Antenna

Model	B550M AORUS PRO AX
Socket	AM4
Form factor	Micro ATX
Chipset	AMD B550
Supported Memory	DDR4 2133Mhz 2400Mhz 2666Mhz 2933Mhz 3200Mhz 3300Mhz 3333Mhz 3400Mhz 3466Mhz 3600Mhz 3733Mhz 3800Mhz 3866Mhz 4000Mhz 4400Mhz View compatible RAM ► * High clock speeds may require enabling the XMP profile in the motherboard BIOS ** RAM support may also depend on the CPU memory controller
ECC RAM Support	No
SLI Support	No
CrossFire Support	No
RAID Support	Yes
Back Connect	No
Wireless LAN	Yes
Wi-Fi Generation	6
PCI-Express x16 Slots	2
PCI-Express x4 Slots	0
PCI-Express x1 Slots	1
SATA 6 Gbps Ports	4
SATA Express Ports	0
M.2 Ports	2
M.2 Devices support	2242 / 2260 / 2280 / 22110 - M Key 2242 / 2260 / 2280 - M Key
RAM Slots	4
Maximum Supported RAM	128 GB
Onboard USB 2.0	2
Onboard USB 3.2 Gen 1	1
Onboard USB 3.2 Gen 2	1
Onboard USB 3.2 Gen 2x2	0

	Old Name	Current Name	Branding	Data Speed	Port
USB 2.0	USB 2.0	USB 2.0	Hi-Speed USB	480 Mbit/s	diverse
USB 3.0	USB 3.1 Gen 1	USB 3.2 Gen 1x1	SuperSpeed USB	5 Gbit/s	diverse
USB 3.1	USB 3.1 Gen 2	USB 3.2 Gen 2x1	SuperSpeed USB 10Gbps	10 Gbit/s	diverse
USB 3.2	USB 3.2 Gen 2x2	USB 4.0 Gen 2x2	USB4 20Gbps	20 Gbit/s	only USB-C
USB4	USB 4.0 Gen 3x2	USB4 1.0	USB4 40Gbps	40 Gbit/s	only USB-C
USB4v2	USB 4.0 Gen 4	USB4 2.0	USB4 80Gbps	80-120 Gbit/s	only USB-C