GIGABYTE Alaplap AM4 B550M DS3H AC R2 AMD B550, mATX

CPU

AMD Socket AM4, support for:
AMD Ryzen™ 5000 G-Series Processors/
AMD Ryzen™ 5000 Series Processors/
AMD Ryzen™ 4000 G-Series Processors/
AMD Ryzen™ 3000 G-Series Processors/
AMD Ryzen™ 3000 Series Processors
(Go to GIGABYTE's website for the latest CPU support list.)

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 MT/s memory modules
Dual channel memory architecture
Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules
Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for Extreme Memory Profile (XMP) memory modules
(The CPU and memory configuration may affect the supported memory types, data rate (speed), and number of DRAM modules, please refer to "Memory Support List" on GIGABYTE's website for more information.)

Onboard Graphics

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

* Support for HDMI 2.1 version, HDCP 2.3, and HDR.
** Support for native HDMI 2.1 TMDS compatible ports.

Audio

* The back panel line out jack supports DSD audio.

* You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.

LAN

Realtek® GbE LAN chip (1 Gbps/100 Gbps/10 Mbps)

Wireless Communication module

Realtek® Wi-Fi RTL8821CE
- WIFI 802.11 a, b, g, n, ac, supporting 2.4/5 GHz Dual-Band
- BLUETOOTH 5.0
- Support for 11ac wireless standard
(Actual data rate may vary depending on environment and equipment.)

Expansion Slots

* The PCIEX16 slot can only support a graphics card or an NVMe SSD. If only one graphics card is to be installed, be sure to install it in the PCIEX16 slot.

Storage Interface

1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs:
AMD Ryzen™ 5000/3000 Series Processors support SATA and PCIe 4.0x4/x2 SSDs
AMD Ryzen™ 5000 G/4000 G/3000 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 2280 SATA and PCIe 3.0 x2 SSDs
4 x SATA 6Gb/s connectors
RAID 0, RAID 1, and RAID 10 support for NVMe SSD storage devices
RAID 0, RAID 1, and RAID 10 support for SATA storage devices

USB

CPU:
- 4 x USB 3.2 Gen 1 ports on the back panel
Chipset:
- 1 x USB Type-C® port with USB 3.2 Gen 1 support, available through the internal USB header
- 2 x USB 3.2 Gen 1 ports available through the internal USB header
- 4 x USB 2.0/1.1 ports (2 ports on the back panel, 2 ports available through the internal USB header)

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
2 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 Type-C® header, with USB 3.2 Gen 1 support
1 x USB 3.2 Gen 1 header
1 x USB 2.0/1.1 header
1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
1 x serial port header
1 x Clear CMOS jumper
1 x Q-Flash Plus button

Back Panel Connectors

2 x USB 2.0/1.1 ports
1 x PS/2 keyboard/mouse port
1 x HDMI port (Note)
1 x DisplayPort (Note)
4 x USB 3.2 Gen 1 ports
1 x RJ-45 port
2 x antenna connectors
3 x audio jacks

(Note) Actual support may vary by CPU.

I/O Controller

iTE® I/O Controller Chip

H/W Monitoring

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

BIOS

1 x 128 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

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

Bundled Software

Norton® Internet Security (OEM version)
LAN bandwidth management software

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