Chipset

AMD B550          

Memory

4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory           

Support for DDR4 4733(O.C.) / 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) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz memory modules   

Dual channel memory architecture         

Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules*          

* ECC memory (ECC mode) support varies by CPU            

Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules      

Support for Extreme Memory Profile (XMP) memory modules    

(Please refer "Memory Support List" for more information.)        

Onboard Graphics

Integrated Graphics Processor: 

1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz  

* Support for HDMI 2.1 version, HDCP 2.3, and HDR.       

1 x DisplayPort, supporting a maximum resolution of 5120x2880@60 Hz

* Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.            

Maximum shared memory of 16 GB        

Audio

Realtek® ALC1200 codec              

High Definition Audio    

2/4/5.1/7.1-channel       

Support for S/PDIF Out 

LAN

Realtek® 2.5GbE LAN chip (2.5 Gbit/1 Gbit/100 Mbit)      

Expansion Slots

1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:              

AMD Ryzen™ 5000 Series and Ryzen™ 3000 Series Processors support PCIe 4.0 x16 mode              

AMD Ryzen™ Ryzen™ 5000 G-Series and Ryzen™ 4000 G-Series Processors support PCIe 3.0 x16 mode    

* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.               

1 x PCI Express x16 slot (PCIEX4), integrated in the Chipset:          

Supporting PCIe 3.0 x4 mode     

1 x PCI Express x1 slot (PCIEX1), integrated in the Chipset:            

Supporting PCIe 3.0 x1 mode     

Storage Interface

1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs:     

AMD Ryzen™ 5000 Series and Ryzen™ 3000 Series Processors support SATA and PCIe 4.0 x4/x2 SSDs        

AMD Ryzen™ Ryzen™ 5000 G-Series and Ryzen™ 4000 G-Series Processors support SATA and PCIe 3.0 x4/x2 SSDs               

1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2242/2260/2280 SSDs:

Supporting SATA and PCIe 3.0 x4/x2 SSDs             

4 x SATA 6Gb/s connectors, integrated in the Chipset:    

Support for RAID 0, RAID 1, and RAID 10

USB

CPU:     

4 x USB 3.2 Gen 1 ports on the back panel            

Chipset:              

1 x USB Type-C™ port on the back panel, with USB 3.2 Gen 2 support      

1 x USB 3.2 Gen 2 Type-A port (red) on the back panel    

2 x USB 3.2 Gen 1 ports available through the internal USB header           

4 x USB 2.0/1.1 ports available through the internal USB headers              

Chipset+1 USB 2.0 Hub:

4 x USB 2.0/1.1 ports on the back panel

Internal I/O Connectors

1 x 24-pin ATX main power connector    

1 x 8-pin ATX 12V power connector        

1 x CPU fan header         

1 x water cooling CPU fan header            

3 x system fan headers 

2 x addressable LED strip headers            

2 x RGB LED strip headers           

1 x CPU cooler LED strip/RGB LED strip header   

2 x M.2 Socket 3 connectors       

4 x SATA 6Gb/s connectors         

1 x front panel header  

1 x front panel audio header      

1 x USB 3.2 Gen 1 header            

2 x USB 2.0/1.1 headers

1 x serial port header    

1 x Trusted Platform Module (TPM) header (2x6 pin, for the   GC-TPM2.0_S module only)

1 x Thunderbolt™ add-in card connector               

1 x Clear CMOS jumper

＊All fan headers are subject to support AIO_Pump, Pump and high performance fan with the capability of delivering up to 2A/12V @ 24W.               

Back Panel Connectors

4 x USB 2.0/1.1 ports     

1 x DisplayPort 

1 x HDMI port   

4 x USB 3.2 Gen 1 ports

1 x USB 3.2 Gen 2 Type-A port (red)        

1 x USB Type-C™ port, with USB 3.2 Gen 2 support           

1 x Q-Flash Plus button 

1 x RJ-45 port    

1 x optical S/PDIF Out connector              

5 x audio jacks  

I/O Controller

iTE® I/O Controller Chip

H/W Monitoring              

Voltage detection           

Temperature detection

Fan speed detection      

Water cooling flow rate detection           

Overheating warning     

Fan fail warning

Fan speed control           

* Whether the fan speed control function is supported will depend on the cooler you install.        

BIOS

1 x 256 Mbit flash           

Use of licensed AMI UEFI BIOS   

PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0           

Unique Features

Support for APP Centre

* Available applications in APP Centre may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.

@BIOS 

EasyTune            

Fast Boot            

Game Boost      

ON/OFF Charge

RGB Fusion        

Smart Backup   

System Information Viewer        

Support for Q-Flash Plus               

Support for Q-Flash        

Support for Xpress Install             

Bundled Software

Norton® Internet Security (OEM version)             

Realtek® 8125 Gaming LAN Bandwidth Control Utility     

Operating System

Support for Windows 11 64-bit  

Support for Windows 10 64-bit  

Form Factor

Micro ATX Form Factor; 24.4cm x 24.4cm             

Remark

Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors' website or 3rd party website.    

Most hardware/software vendors may no longer offer drivers to support   Win9X/ME/2000/XP. If drivers are available from the vendors, we will update them on the GIGABYTE website.