SPECIFICATIONS |
Brand |
Asus |
Series |
PRIME |
Model |
PRIME B550M-K |
CPU |
Build in AMD AM4 Socket 3rd Gen AMD Ryzen Processors* |
*Refer to www.asus.com for CPU support list |
Chipset |
AMD B550 |
Memory |
3rd Gen AMD Ryzen Processors |
4x DIMM, Max. 128GB, DDR4 4600(O.C)/4400(O.C)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3333(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory * |
Next Generation AMD Ryzen PRO Processors |
4x DIMM, Max. 128GB, DDR4 4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3333(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory * |
Dual Channel Memory Architecture |
ECC Memory (ECC mode) support varies by CPU. |
*Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). |
Graphic |
1x D-Sub |
1x DVI-D |
1x HDMI 2.1(4K@60HZ) |
Expansion Slots |
3rd Gen AMD Ryzen Processors |
1x PCIe 4.0 x16 (x16 mode) |
AMD B550 Chipset |
2x PCIe 3.0 x1 |
Storage |
Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports |
3rd Gen AMD Ryzen Processors: |
1x M.2 Socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 4.0 x4 and SATA modes) storage devices support |
AMD B550 Chipset: |
1x M.2 Socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support |
4x SATA 6Gb/s port(s), |
Support Raid 0, 1, 10 |
LAN |
Realtek RTL8111H 1Gb Ethernet |
Audio |
Realtek ALC887 7.1 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 |
USB Ports |
Rear USB Port ( Total 6 ) |
2x USB 3.2 Gen 2 port(s)(2 x Type-A) |
4x USB 3.2 Gen 1 port(s)(4 x Type-A) |
Front USB Port ( Total 6 ) |
2x USB 3.2 Gen 1 port(s)(2 x Type-A) |
4x USB 2.0 port(s)(4 x Type-A) |
Back I/O Ports |
1x PS/2 keyboard/mouse combo port(s) |
1x DVI-D |
1x D-Sub |
1x HDMI |
1x LAN (RJ45) port(s) |
2x USB 3.2 Gen 2 (teal blue) (2 x Type-A) |
4x USB 3.2 Gen 1 (blue) Type-A |
3x Audio jack(s) |
Internal I/O Ports |
1x CPU Fan connector(s) |
2x Chassis Fan connector(s) |
1x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) |
2x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) |
1x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support(SATA & PCIe 4.0 x4 mode) |
1x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode) |
1x SPI TPM header |
4x SATA 6Gb/s connector(s) |
1x S/PDIF out header(s) |
1x 24-pin EATX Power connector(s) |
1x 8-pin EATX 12V Power connectors |
1x Front panel audio connector(s) (AAFP) |
1x Clear CMOS jumper(s) |
1x System panel connector |
1x COM port header |
1x Speaker connector |
Accessories |
User’s manual |
I/O Shield |
2x SATA 6Gb/s cable(s) |
1x Supporting DVD |
1x M.2 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 |
24.4 cm x 24.4 cm |
Warranty Information |
Warranty |
3 Year Warranty |