| CPU |
Supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series processors Processor socket AM4
* See supported processors |
| Chipset |
AMD® B550 Chipset |
| Memory |
4x DDR4 memory slots, supporting up to 128GB
Supports 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC
Supports DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400+ MHz by A-XMP OC MODE
1DPC 1R max speed 4400 MHz
1DPC 2R max speed 3733 MHz
2DPC 1R max speed 3866 MHz
2DPC 2R max speed 3466 MHz
Dual channel memory architecture
Supports non-ECC UDIMM memory
Supports ECC UDIMM memory (non-ECC mode)
Supports un-buffered memory
* Please refer www.msi.com for more information on compatible memory.
* See supported memory |
| Expansion slots |
2x PCIe x16 slots
PCI_E1 slot (From CPU)
Supports PCIE 3.0 x16
PCI_E4 (From B550 chipset)
Supports PCIe 3.0 x4
4x PCIe x1 slots
PCI_E2, E3, E5 and E6 slots (From B550 chipset)
Supports PCIe 2.0 X1
* PCI_E4 will run x1 speed when installing devices in PCI_E2/ PCI_E3/ PCI_E5 slot. |
| Multi-GPU |
Supports AMD CrossFire™ Technology |
| Onboard graphics |
1x DVI-D port, support a maximum resolution of 1920×1200 @60Hz
1x HDMI™ 2.0b port, supports a maximum resolution of 4096×2160 @30Hz, 2560×1600 @60Hz
Maximum shared memory of 16 GB
* Available only on processors featuring integrated graphics.
* Graphics specifications may vary depending on the CPU installed. |
| SATA ports |
6x SATA 6Gb/s ports (From B550 chipset) |
| M.2 SSD slots |
1x M.2 slot (Key M)
M2_1 slot (From CPU)
Supports PCIe 3.0 x4
Supports SATA 6Gb/s
Supports 2260/ 2280/ 22110 storage devices |
| RAID |
Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices |
| Audio |
Realtek® ALC897 Codec
7.1-Channel High Definition Audio |
| LAN |
1x Realtek® RTL8111H LAN controller |
| Power connectors |
1x 24-pin ATX main power connector
1x 8-pin ATX 12V power connector |
| Internal USB connectors |
1x USB 3.2 Gen 1 5Gbps connector (From B550 chipset)
Supports additional 2 USB 3.2 Gen 1 5Gbps ports
2x USB 2.0 connectors (From B550 chipset)
Supports additional 4 USB 2.0 ports |
| Fan connectors |
1x 4-pin CPU fan connector
1x 4-pin water-pump fan connector
4x 4-pin system fan connectors |
| System connectors |
1x Front panel audio connector
2x System panel connectors
1x Chassis Intrusion connector
1x TPM module connector
1x Serial port connector
1x Parallel port connector |
| Jumpers |
1x Clear CMOS jumper |
| Led features |
2x 4-pin RGB LED connectors
4x EZ Debug LED |
| Back panel ports |
Keyboard / Mouse
USB 3.2 Gen 1 5Gbps Type-A
LAN
Audio Connectors
Flash BIOS Button
USB 2.0
DVI-D
HDMI™
USB 3.2 Gen 2 10Gbps Type-A |
| I/O controller |
NUVOTON NCT6797 Controller Chip |
| Hardware monitor |
CPU/ System/ Chipset temperature detection
CPU/ System/ Pump fan speed detection
CPU/ System/ Pump fan speed control |
| Form factor |
ATX Form Factor
12 in. x 9.6 in. (30.5 cm x 24.4 cm) |
| Bios features |
1x 256 Mb flash
UEFI AMI BIOS
ACPI 6.1, SMBIOS 2.8
Multi-language |
| Software |
MSI Center
CPU-Z MSI GAMING
Google Chrome™, Google Toolbar, Google Drive
Norton™ Internet Security Solution |
| Box content |
B550 GAMING GEN3 Motherboard
I/O Shield
2 x SATA Cables
MSI Case Badge
Quick Installation Guide
Product Registration Card |
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