Gigabyte GA-B550M-S2H MB B550 Micro-ATX: Socket AM4 For AMD Ryzen Processors 2x DDR4, 4x SATA 6Gb/s, M.2, USB 3.2, Gigabit LAN, VGA/HDMI/DVI-D, mATX

1. AMD Socket AM4, support for: 3rd Generation AMD Ryzen� processors/ 3rd Generation AMD Ryzen� with Radeon� Graphics processors

(Please refer “CPU Support List” for more information.)

1. AMD B550

1. 2 x DDR4 DIMM sockets supporting up to 64 GB (32 GB single DIMM capacity) of system memory
2. 3rd Gen AMD Ryzen� Processors:
   Support for DDR4 5000(O.C.) / 4866(O.C.) / 4600(O.C.) / 4400(O.C.) / 4000(O.C.) / 3600(O.C.) / 3333(O.C.) /3200/2933/2667/2400/2133 MHz memory modules
3. New Generation AMD Ryzen� with Radeon� Graphics processors:
   Support for DDR4 5000(O.C.) / 4866(O.C.) / 4600(O.C.) / 4400(O.C.) / 4000(O.C.) / 3600(O.C.) / 3333(O.C.) /3200/2933/2667/2400/2133 MHz memory modules
4. Dual channel memory architecture
5. Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules
6. Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
7. Support for Extreme Memory Profile (XMP) memory modules

(Please refer “Memory Support List” for more information.)

1. 1 x D-Sub port, supporting a maximum resolution of 1920×1200@60 Hz
2. 1 x DVI-D port, supporting a maximum resolution of 1920×1200@60 Hz
   * The DVI-D port does not support D-Sub connection by adapter.
3. 1 x HDMI port, supporting a maximum resolution of 4096×2160@60 Hz
   * Support for HDMI 2.1 version, HDCP 2.3, and HDR.

Support for up to 3 displays at the same time
Maximum shared memory of 16 GB

1. Realtek^� ALC887 codec
2. High Definition Audio
3. 2/4/5.1/7.1-channel
   * To configure 7.1-channel audio, you need to open the audio software and select Device advanced settings > Playback Device to change the default setting first. Please visit GIGABYTE’s website for details on configuring the audio software.

1. Realtek^� GbE LAN chip (1000 Mbit/100 Mbit)

1. 3rd Generation AMD Ryzen� processors support PCIe 4.0 x16 mode
2. 3rd Generation AMD Ryzen� with Radeon� Graphics processors support PCIe 3.0 x16 mode

2 x PCI Express x1 slots (PCIEX1_1, PCIEX1_2), integrated in the Chipset:

1. Supporting PCIe 3.0 x1 mode

1. 3rd Generation AMD Ryzen� processors support SATA and PCIe 4.0 x4/x2 SSDs
2. 3rd Generation AMD Ryzen� with Radeon� Graphics processors support SATA and PCIe 3.0 x4/x2 SSDs

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

1. Support for RAID 0, RAID 1, and RAID 10

1. 4 x USB 3.2 Gen 1 ports on the back panel

Chipset:

1. 2 x USB 3.2 Gen 1 ports available through the internal USB headers
2. 4 x USB 2.0/1.1 ports (2 ports on the back panel, 2 ports available through the internal USB headers)

1. 1 x 24-pin ATX main power connector
2. 1 x 8-pin ATX 12V power connector
3. 1 x CPU fan header
4. 2 x system fan headers
5. 1 x addressable LED strip header
6. 1 x RGB LED strip header
7. 1 x M.2 Socket 3 connector
8. 4 x SATA 6Gb/s connectors
9. 1 x front panel header
10. 1 x front panel audio header
11. 1 x speaker header
12. 1 x USB 3.2 Gen 1 header
13. 1 x USB 2.0/1.1 header
14. 1 x Trusted Platform Module (TPM) header (2×6 pin, for the GC-TPM2.0_S module only)
15. 1 x serial port header
16. 1 x chassis intrusion header
17. 1 x Clear CMOS jumper

1. 1 x PS/2 keyboard/mouse port
2. 1 x D-Sub port
3. 1 x DVI-D port
4. 1 x HDMI port
5. 4 x USB 3.2 Gen 1 ports
6. 2 x USB 2.0/1.1 ports
7. 1 x RJ-45 port
8. 3 x audio jacks

1. iTE^� I/O Controller Chip

1. Voltage detection
2. Temperature detection
3. Fan speed detection
4. Overheating warning
5. Fan fail warning
6. Fan speed control
   * Whether the fan speed control function is supported will depend on the cooler you install.

1. 1 x 256 Mbit flash
2. Use of licensed AMI UEFI BIOS
3. PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

1. Support for APP Center
   * Available applications in APP Center 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
2. Support for Q-Flash Plus
3. Support for Q-Flash
4. Support for Xpress Install

1. Norton^� Internet Security (OEM version)
2. Realtek^� 8118 Gaming LAN Bandwidth Control Utility

1. Support for Windows 10 64-bit

1. Micro ATX Form Factor; 24.4cm x 20.5cm

1. Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors’ website or 3rd party website.
2. 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.