Model:	PRIME B550M-K ARGB
Product Number:	90MB1GC0-M0EAY0
CPU	AMD Socket AM4 for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
Chipset	AMD B550 Chipset
BIOS	128 Mb Flash ROM, UEFI AMI BIOS
Operating System	Windows® 11, Windows® 10 64-bit
Form Factor	micro-ATX Form Factor 9.6 inch x 8.7 inch ( 24.4 cm x 22.1 cm )
Manageability	WOL by PME, PXE
Memory	2 x DIMM slots, Max. 64GB, DDR4 5100(OC)/4866(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, Un-buffered Memory* // Dual Channel Memory Architecture // * ECC memory (ECC mode) support varies by CPU. // * Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration
Expansion Slots	AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors // 1 x PCIe 4.0 x16 slot (supports x16 mode) // AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors // 1 x PCIe 3.0 x16 slot (supports x16 mode) // AMD B550 Chipset // 1 x PCIe 3.0 x1 slot
Graphics	1 x DisplayPort // 1 x HDMI™ port* // * Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications. // Supports max. 4K@60Hz as specified in DisplayPort 1.4. // * Supports 4K@60Hz as specified in HDMI 2.1.
Storage	Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports* AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors // M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 & SATA modes) // AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors // M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes // AMD B550 Chipset // M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) // 4 x SATA 6Gb/s ports // AMD RAIDXpert2 Technology supports both PCIe RAID 0/1/10 and SATA RAID 0/1/10.
USB	Rear USB (Total 6 ports) 4 x USB 3.2 Gen 1 (5G) ports (4 x Type-A) // 2 x USB 2.0 ports (2 x Type-A) // Front USB (Total 7 ports) 1 x USB 3.2 Gen 1 (5G) connector (supports USB Type-C®) // 1 x USB 3.2 Gen 1 (5G) // header supports 2 additional USB 3.2 Gen 1 ports // 2 x USB 2.0 headers support 4 additional USB 2.0 ports
Back Panel I/O Ports	4 x USB 3.2 Gen 1 (5G) ports (4 x Type-A) // 2 x USB 2.0 ports (2 x Type-A) // 1 x DisplayPort // 1 x HDMI™ port // 1 x Realtek 1Gb Ethernet port // 3 x Audio jacks // 1 x PS/2 Keyboard/Mouse combo port
Audio	Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback // Audio Features - Audio Shielding - Premium audio capacitors - Dedicated audio PCB layers // * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Accessories	Cables 2 x SATA 6Gb/s cables // Miscellaneous 1 x I/O Shield - 1 x Screw package for M.2 SSD // Documentation 1 x User guide
Internal I/O Connectors	Fan and Cooling related: 1 x 4-pin CPU Fan header -2 x 4-pin Chassis Fan headers // Power related: 1 x 24-pin Main Power connector - 1 x 8-pin +12V Power connector // Storage related: 2 x M.2 slots (Key M) - 4 x SATA 6Gb/s ports // USB: 1 x USB 3.2 Gen 1 (5G) connector (supports USB Type-C® ) - 1 x USB 3.2 Gen 1 (5G) header supports 2 // additional USB 3.2 Gen 1 ports // 2 x USB 2.0 headers support 4 additional USB 2.0 ports // Miscellaneous: 3 x Addressable Gen 2 headers - 1 x Clear CMOS header - 1 x COM Port header - 1 x Front Panel Audio header (AAFP) - 1 x S/PDIF Out header - 1 x Speaker header - 1 x SPI TPM header (14-1 pin) - 1 x 10-1 pin System Panel header
Special Features	ASUS 5X PROTECTION III // DIGI+ VRM // LANGuard // Overvoltage Protection // SafeSlot Core // Stainless-Steel Back I/O // ASUS Q-Design // Q-DIMM // Q-LED Core // Q-Slot // ASUS Thermal Solution Aluminum heatsink design // Aura Sync // Aura RGB header // Addressable Gen 2 headers
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 - Norton 360 Deluxe (60 Days Free Trial) - WinRAR // UEFI BIOS: ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode
Ethernet	1 x Realtek 1Gb Ethernet

ASUS Prime B550M-K ARGB Micro-ATX AM4 Motherboard

Product Description