B550MX/E PRO Features: Supports AMD Ryzen 3rd Gen (Matisse / Renoir) and 4th Gen (Vermeer) processors AMD B550 single chip architecture Supports 4-DIMM DDR4-4933+(OC)/4800(OC)/4600(OC)/4400(OC)/4000(OC)/3800(OC)/3600(OC)/3200/2933/2667/2400/2133 up to 128GB maximum capacity Supports PCIe M.2 4.0 (64Gb/s) Supports HDMI 2.1 4K resolution Supports WiFi 6 module (No WiFi 6 card included) Specifications: Chipset AMD B550 CPU SUPPORT Socket AM4 support AMD Ryzen 3rd Gen (Matisse/ Renoir) and Ryzen 4th Gen (Vermeer/ Future) processors Support for future AMD Ryzen processors with BIOS update MEMORY 4th Gen AMD Ryzen Processors (Vermeer CPUs/ Future APUs): Supports Dual Channel DDR4 4400+(OC)/ 4000(OC)/ 3800(OC)/ 3600(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 3rd Gen AMD Ryzen Processors (Matisse CPUs): Supports Dual Channel DDR4 4400+(OC)/ 4000(OC)/ 3800(OC)/ 3600(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 3rd Gen AMD Ryzen with Radeon Graphics Processors (Renoir APUs): Supports Dual Channel DDR4 4933+(OC)/ 4800(OC)/ 4600(OC)/ 4400(OC)/ 4000(OC)/ 3800(OC)/ 3600(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 4 x DDR4 DIMM Memory Slot, Max. Supports up to 128 GB Memory Each DIMM supports non-ECC and ECC Un-buffered 8/ 16/ 32 GB DDR4 module INTEGRATED VIDEO By CPU model Supports DX12 Supports HDCP STORAGE Total supports 2 x M.2 socket and 4 x SATA III (6Gb/s) ports 4 x SATA III Connectors (6Gb/s) : Supports AHCI & RAID 0, 1, 10 1 x M.2 (M Key) Socket (M2_PCIEG4_64G_SATA): Supports M.2 Type 2242/ 2260/ 2280 SSD module Supports PCIe 4.0 x4 (64Gb/s)/ 3.0 x4 (32Gb/s) - NVMe/ AHCI & SATA III (6.0Gb/s) SSD 1 x M.2 (M Key) Socket (M2_PCIEG3_32G_SATA): Supports M.2 Type 2242/ 2260/ 2280 SSD module Supports PCIe 3.0 x4 (32Gb/s) - NVMe/ AHCI & SATA III (6.0Gb/s) SSD LAN Realtek RTL8111H 10/ 100/ 1000 Mb/s auto negotiation, Half / Full duplex capability AUDIO CODEC ALC897 7.1 Channels, High Definition Audio, Hi-Fi (Front) USB 6 x USB 3.2 (Gen1) ports (4 on rear I/Os and 2 via internal headers) 6 x USB 2.0 ports (2 on rear I/Os and 4 via internal headers) EXPANSION SLOT 1 x PCIe 4.0/ 3.0 x16 Slot (PCIEG4X16): Supports PCIe 3.0 x16/ 4.0 x16 mode with AMD Ryzen processors. Supports PCIe 3.0 x16 mode AMD Ryzen with Radeon Vega Graphics processors. 1 x PCIe 3.0 x16 Slot (PCIEG3X4) : Supports x4 mode 1 x PCIe 3.0 x1 Slot (PCIEG3X1) REAR I/O 2 x WIFI Antenna Ports 1 x PS/2 Keyboard / Mouse 1 x DVI-D Port 1 x VGA Port 1 x HDMI Port 1 x LAN port 4 x USB 3.2 (Gen1) Ports 2 x USB 2.0 Ports 3 x Audio Jack INTERNAL I/O 4 x SATA III (6.0Gb/s) Connectors 1 x M.2 (E Key) Socket : Supports 2230 type Wi-Fi & Bluetooth module 2 x USB 2.0 Header (each header supports 2 USB 2.0 ports) 1 x USB 3.2 (Gen1) Header (each header supports 2 USB 3.2 (Gen1) ports) 1 x 8-Pin Power Connector 1 x 24-Pin Power Connector 1 x CPU Fan Connector 2 x System Fan Connectors 1 x Front Panel Header 1 x Front Audio Header 1 x Internal Stereo Speaker Header 1 x Clear CMOS Header 1 x S/PDIF out Connector 1 x COM Port Header 1 x TPM Header 1 x SYSTEM Status LED H/W MONITORING CPU / System Temperature Monitoring CPU / System Fan Monitoring Smart / Manual CPU Fan Control System Voltage Monitoring DIMENSION Micro ATX Form Factor Dimension: 24.4cm x 24.4cm ( W x L ) OS SUPPORT Supports Windows 10(64bit) / 11(64bit) BUNDLE SOFTWARE BullGuard ACCESSORIES 2 x SATA Cable 1 x I/O Shield 1 x DVD Driver 1 x Quick Guide 1 x WiFi antenna accessories FEATURES A.I FAN PCIe M.2 4.0