ASUS Alaplap AM4 PRIME B550M-A AMD B550, mATX

CPU Build in AMD AM4 Socket 3rd Gen AMD Ryzen™ Processors * * Refer to     for CPU support list Chipset AMD B550 Memory 3rd Gen AMD Ryzen™ Processors 4 x DIMM, Max. 128GB, DDR4 4600( MHz Un-buffered Memory * Next Generation AMD Ryzen PRO Processors 4 x DIMM, Max. 128GB, DDR4 4800( MHz Un-buffered Memory * Dual Channel Memory Architecture ECC Memory (ECC mode) support varies by CPU. * Refer to     for the Memory QVL (Qualified Vendors Lists). Graphic 1 x D-Sub 1 x DVI-D 1 x HDMI Expansion Slots 3rd Gen AMD Ryzen™ Processors 1 x PCIe x16 (x16 mode) AMD B550 Chipset 2 x PCIe x1 Storage Total supports 2 x slots and 4 x SATA 6Gb/s ports 3rd Gen AMD Ryzen™ Processors : 1 x Socket 3, with M Key, Type 2242/2260/2280/22110(PCIE x4 and SATA modes) storage devices support AMD B550 Chipset : 1 x Socket 3, with M Key, Type 2242/2260/2280 (PCIE x4 and SATA modes) storage devices support 4 x SATA 6Gb/s port(s), Support Raid 0, 1, 10 LAN Realtek RTL8111H 1Gb Ethernet Audio Realtek ALC887 Surround Sound High Definition Audio CODEC - Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback Audio Feature : - LED-illuminated design - Audio Shielding - Dedicated audio PCB layers - Premium Japanese audio capacitors * Choose the chassis with HD audio module in front panel to support 8-channel audio output. USB Ports Rear USB Port   ( Total 6 ) 2 x USB Gen 2 port(s)(2 x Type-A) 4 x USB Gen 1 port(s)(4 x Type-A) Front USB Port   ( Total 6 ) 2 x USB Gen 1 port(s)(2 x Type-A) 4 x USB port(s)(4 x Type-A) Software Features ASUS Exclusive Software Armoury Crate - Aura Creator - Aura Sync AI Suite 3 - Performance And Power Saving Utility TurboV EVO EPU Digi+ VRM Fan Xpert 2+ - EZ update ASUS CPU-Z AI Charger DAEMON Tools Norton Anti-virus software (Free Trial for 60 days) WinRAR UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode ASUS Special Features ASUS 5X PROTECTION III - ASUS DIGI+ VRM - ASUS LANGuard - ASUS Overvoltage Protection - ASUS SafeSlot Core - ASUS Stainless-Steel Back I/O ASUS Q-Design - ASUS Q-DIMM - ASUS Q-Slot ASUS Thermal Solution - Aluminum heatsink design AURA Sync - Standard RGB headers - Addressable Gen 2 RGB header ASUS Lighting Control Back I/O Ports 1 x PS/2 keyboard/mouse combo port(s) 1 x DVI-D 1 x D-Sub 1 x HDMI 1 x LAN (RJ45) port(s) 2 x USB Gen 2 (teal blue) (2 x Type-A) 4 x USB Gen 1 (blue) Type-A 3 x Audio jack(s) Internal I/O Ports 1 x CPU Fan connector(s) 1 x CPU OPT Fan connector(s) 2 x Chassis Fan connector(s) 2 x Aura RGB Strip Headers 1 x Addressable Gen 2 header(s) 1 x USB Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB Gen 1 port(s) 2 x USB connector(s) support(s) additional 4 USB port(s) 1 x Socket 3 with M key, type 2242/2260/2280/22110 storage devices support(SATA & PCIe x4 mode) 1 x Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE x 4 mode) 1 x SPI TPM header 4 x SATA 6Gb/s connector(s) 1 x S/PDIF out header(s) 1 x 24-pin EATX Power connector(s) 1 x 8-pin EATX 12V Power connectors 1 x Front panel audio connector(s) (AAFP) 1 x Clear CMOS jumper(s) 1 x System panel connector 1 x COM port header 1 x Speaker connector Accessories I/O Shield 2 x SATA 6Gb/s cable(s) 1 x Supporting DVD User manual 1 x SSD screw package(s) BIOS 256 Mb Flash ROM, UEFI AMI BIOS Manageability WOL by PXE Operating System Windows® 10 64-bit Form Factor mATX Form Factor inch x inch ( cm x cm )