Asus ASUS PRIME B550M-A AC AM4 AMD B550 SATA 6Gb/s USB 3.0 HDMI Micro ATX AMD Motherboard

Brand :ASUS Model :PRIME B550M-A AC CPU Socket Type :AM4 CPU Type :Supports AMD Ryzen 5000 Series / 5000 G-Series / 4000 G-Series / 3000 Series Processors* Refer to www.asus.com for CPU support list. Chipset :AMD B550 Number of Memory Slots :4x288pin (DDR4) Memory Standard :DDR4 4866(OC) / 4800(OC) / 4600(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3400(OC) / 3333(OC) / 3200 / 3000 / 2933 / 2800 / 2666 / 2400 / 2133** Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types. Maximum Memory Supported :128GB Channel Supported :Dual Channel ECC Supported :ECC Memory (ECC mode) support varies by CPU. Buffer Supported :Un-buffered PCI Express 4.0 x16 :1 x PCI Express 4.0 x16** Actual support may vary by CPU. PCI Express 3.0 x16 :1 x PCI Express 3.0 x16 PCI Express x16 :None PCI Express x1 :2 x PCIe 3.0 x1 SATA 6Gb/s :4 x SATA 6Gb/s M.2 :AMD Ryzen 5000 Series / 3000 Series Desktop Processors:1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110 (PCIE 4.0 x4 and SATA modes) storage devices supportAMD Ryzen 5000 G-Series / 4000 G-Series Desktop Processors:1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110 (PCIE 3.0 x4 and SATA modes) storage devices supportAMD B550 Chipset:1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support SATA RAID :0/1/10 Onboard Video Chipset :Supported only by CPU with integrated graphic Audio Chipset :Realtek ALC887/897 Audio Channels :7.1 Channels** A chassis with an HD audio module in the front panel is required to support 7.1-channel audio output. LAN Chipset :Realtek RTL8111H Max LAN Speed :1Gbps Wireless LAN :Wi-Fi 802.11 a/b/g/n/ac Bluetooth :Bluetooth 5.0 Back I/O Ports :1 x PS/2 keyboard/mouse combo port(s)1 x DVI-D1 x D-Sub1 x HDMI1 x LAN (RJ45) port(s)2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)4 x USB 3.2 Gen 1 (blue) Type-A3 x Audio jack(s)1 x ASUS Wi-Fi Module HDMI :1 x HDMI USB 3.0 :2 x USB 3.0 Onboard USB :1 x USB 3.2 Gen 1 (up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) Other Connectors :1 x CPU Fan connector(s)1 x CPU OPT Fan connector(s)2 x Chassis Fan connector(s)2 x Aura RGB Strip Headers1 x Addressable Gen 2 header(s)1 x SPI TPM header1 x S/PDIF out header(s)1 x Front panel audio connector(s) (AAFP)1 x Clear CMOS jumper(s)1 x System panel connector1 x COM port header1 x Speaker connector Form Factor :Micro ATX LED Lighting :RGB Dimensions (W x L) :9.6" x 9.6" Power Pin :1 x 24-pin EATX Power connector(s)1 x 8-pin EATX 12V Power connectors Features :Software Features:ASUS Exclusive SoftwareArmoury Crate- Aura Creator- Aura SyncAI Suite 3- Performance And Power Saving UtilityTurboV EVOEPUDigi+ VRMFan Xpert 2+- EZ updateASUS CPU-ZAI ChargerDAEMON ToolsNorton Anti-virus software (Free Trial for 60 days)WinRARUEFI BIOSASUS EZ DIY- ASUS CrashFree BIOS 3- ASUS EZ Flash 3- ASUS UEFI BIOS EZ ModeASUS Special Features:ASUS 5X PROTECTION III- ASUS DIGI+ VRM- ASUS LANGuard- ASUS Overvoltage Protection- ASUS SafeSlot Core- ASUS Stainless-Steel Back I/OASUS Q-Design- ASUS Q-DIMM- ASUS Q-SlotASUS Thermal Solution- Aluminum heatsink designAURA Sync- Standard RGB headers- Addressable Gen 2 RGB headerASUS Lighting Control BIOS:256 Mb Flash ROM, UEFI AMI BIOSManageability:WOL by PXEOperating System:Windows 10 64-bit Package Contents :Accessories:I/O Shield2 x SATA 6Gb/s cable(s)1 x Supporting DVDUser manual1 x Wi-Fi moving antenna1 x M.2 SSD screw package(s)