Gigabyte B550 AORUS PRO AMD B550 AORUS Motherboard with True 12+2 Phases Digital VRM, Fins-Array Heatsink, Direct-Touch Heatpipe, Dual PCIe 4.0/3.0 x4 M.2 with Thermal Guards, 2.5GbE LAN, RGB FUSION 2.0, Q-Flash Plus Supports 3rd Gen AMD Ryzen™ Processors Dual Channel ECC/ Non-ECC Unbuffered DDR4, 4 DIMMs True 12+2 Phases Digital VRM Solution with 50A DrMOS Advanced Thermal Design with Fins-Array Heatsink and Direct Touch Heatpipe Ultra Durable™ PCIe 4.0 Ready x16 Slot Dual Ultra-Fast NVMe PCIe 4.0/3.0 x4 M.2 with Thermal Guards AMP-UP Audio with ALC1220-VB and WIMA Capacitors for Rear 120dB SNR Blazing Fast 2.5GbE LAN with Bandwidth Management USB 3.2 Gen2 Type-C™ & HDMI Support RGB FUSION 2.0 Supports Addressable LED & RGB LED Strips Smart Fan 5 Features Multiple Temperature Sensors , Hybrid Fan Headers with FAN STOP Q-Flash Plus Update BIOS without Installing the CPU, Memory and Graphics Card Pre-installed IO Shield for Easy and Quick Installation CPU AMD Socket AM4, support for: 3rd Generation AMD Ryzen™ processors/ New Generation AMD Ryzen™ with Radeon™ Graphics processors Chipset AMD B550 Memory 4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules Support for Extreme Memory Profile (XMP) memory modules Onboard Graphics Integrated in the New Generation AMD Ryzen™ with Radeon™ Graphics processors: 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz * Support for HDMI 2.1 version, HDCP 2.3, and HDR. Maximum shared memory of 16 GB Audio Realtek® ALC1220-VB codec * The back panel line out jack supports DSD audio. High Definition Audio 2/4/5.1/7.1-channel Support for S/PDIF Out LAN Realtek® 2.5GbE LAN chip (2.5 Gbit/1 Gbit/100 Mbit)