B550 GAMING GEN3 w/ DDR4-3200, 7.1 Audio, M.2, Gigabit LAN, CrossFire
Product Info
B550 GAMING GEN3 – Game Winner
- Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000 G-Series desktop processors
- Supports DDR4 Memory, up to 4400(OC) MHz
- Lightning Fast Game experience: Turbo M.2 Gen3 x4, AMD Turbo USB 3.2 GEN 2
- Enhanced Power Design: Core Boost, DDR4 Boost
- MULTI-GPU: With STEEL ARMOR PCI-E slots. Supports AMD Crossfire™
- Flash BIOS Button with Optmized ClearCMOS Function: Simply use a USB key to flash any BIOS within seconds. Restore the BIOS to the default settings without any additional actions.
- Audio Boost: Reward your ears with studio grade sound quality
Features
B550 GAMING GEN3
Ryzen™ 5000 Ready
The B550 GAMING GEN3 delivers a full AMD Ryzen™ 5000 ready platform which offers high-end performance and sophisticated aesthetics.

Supports AMD Ryzen™ 5000 Processors
The B550 GAMING GEN3 motherboard supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, 3000 Series desktop processors.
Form Factor: ATX
Socket Type: AM4
Chipset: AMD B550

Integrated Cooling Features
System Cooling: Connect and synchronize cooling with strategically placed pin-headers - including a dedicated pump-fan header.

Fortified PCIe 3.0 x 16
MSI PCI Express Steel Armor slot is secured to the motherboard with extra solder points to support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor also shields the point of contact from electromagnetic interference:
- 2 x PCIe 3.0 x16 slots (1 with Steel Armor)

Gen3 M.2 Connectors
MSI PCI Express Steel Armor slot is secured to the motherboard with extra solder points to support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor also shields the point of contact from electromagnetic interference.

4 x DDR4 Dual Channel (4400+ MHz Overclocked)
DDR4 Boost: A fully-isolated DDR circuit delivers pure data signals for optimal gaming and overclocking performance.
A-XMP profiles in MSI BIOS are MSI OC LAB tested and can be easily enabled with auto power settings for optimized memory speed and stability.

USB 3.2 Gen 2
Connect to devices and transfer files at high bandwidth rates: 10Gb/s.
LAN: A Realtek® Gigabit LAN controller delivers premium network gaming experience.
HD Audio: 7.1-Channel High Definition Audio.
Additional Information:
Specifications
Make and Model | MSI B550 GAMING GEN3 ATX Motherboard |
---|---|
CPU Support | Supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series processors Processor socket AM4 * See supported processors |
Chipset | AMD® B550 |
Memory | 4 x DDR4 slots, support 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 Dual channel memory architecture Supports non-ECC UDIMM memory Supports ECC UDIMM memory (non-ECC mode) Supports un-buffered memory See supported memory |
Integrated Graphics | 1x DVI-D port, support a maximum resolution of 1920x1200 @60Hz 1x HDMI 2.0b port, supports a maximum resolution of 4096x2160 @30Hz, 2560x1600 @60Hz Maximum shared memory of 16GB |
Storage | 1x M.2 slot (Key M) M2_1 slot (From CPU)
|
RAID | Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices |
Expansion Slots | 2x PCIe x16 slots 4x PCIe x1 slots |
Multi-GPU Support | Supports AMD CrossFire™ Technology |
USB Ports | 1x USB 3.2 Gen 1 5Gbps connector (From B550 chipset) 2x USB 2.0 connectors (From B550 chipset) |
LAN | 1x Realtek® RTL8111H LAN controller |
Wireless | N/A |
Bluetooth | N/A |
Audio | Realtek® ALC897 Codec 7.1-Channel High Definition Audio |
Back Panel I/O 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 |
Internal I/O | 1x 24-pin ATX main power connector 1x 8-pin ATX 12V power connector 1x USB 3.2 Gen 1 5Gbps connector (From B550 chipset) 2x USB 2.0 connectors (From B550 chipset) 1x 4-pin CPU fan connector 1x 4-pin water-pump fan connector 4x 4-pin system fan 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 1x Clear CMOS jumper 2x 4-pin RGB LED connectors 4x EZ Debug LED |
Operating System | Support for Windows® 11 / 10, 64 bit |
I/O Controller | NUVOTON NCT6797 Controller Chip |
BIOS | 1x 256 Mb flash UEFI AMI BIOS ACPI 6.1, SMBIOS 2.8 Multi-language |
Form Factor | ATX Form Factor: 30.5 x 24.4 cm (12" x 9.6") |