| MODEL NUMBER |
ASUS PRIME B550M-K ARGB |
| CPU: |
AMD Socket AM4 for AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors*
*Refer to Asus official website for CPU Support List |
| Chipset: |
AMD B550 Chipset |
| 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 |
| Graphics: |
1 x DisplayPort**
1 x HDMI port***
**Supports max. 4K@60Hz as specified in DisplayPort 1.4
***Supports 4K@60Hz as specified in HDMI 2.1 |
| 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 |
| 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 |
| Ethernet: |
1 x Realtek 1Gb Ethernet |
| 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 |
| 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. |
| 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 |
| 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
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
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 |
| BIOS: |
128 Mb Flash ROM, UEFI AMI BIOS |
| Manageability: |
WOL by PME, PXE |
| 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 |
| 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 ) |