Gigabyte B550AORUSPROAC B550 Aorus Pro Ac

CPU
AMD Socket AM4, support for: 3rd Generation AMD Ryzen^TM processors/ New Generation AMD Ryzen^TM with Radeon^TM Graphics processors Chipset
AMD B550 Memory
4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory
3rd Gen AMD Ryzen^TM Processors: Support for DDR4 5200(O.C.) / 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
New Generation AMD Ryzen^TM with Radeon^TM Graphics processors: Support for DDR4 5400(O.C.) / 5200(O.C.) / 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
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 Onboard Graphics
Integrated in the New Generation AMD Ryzen^TM with Radeon^TM Graphics processors:

1 x HDMI port, supporting a maximum resolution of 4096x2160 at 60 Hz
-Support for HDMI 2.1 version, HDCP 2.3, and HDR.

Maximum shared memory of 16 GB Audio
Realtek ALC1220-VB codec
-The back panel line out jack supports DSD audio.
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) Wireless Communication module
Intel Wi-Fi 3168

WIFI 802.11a/b/g/n/ac, supporting 2.4/5 GHz Dual-Band
BLUETOOTH 4.2
Support for 11ac wireless standard and up to 433 Mbps data rate
-Actual data rate may vary depending on environment and equipment. Expansion Slots
1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:

3rd Generation AMD Ryzen^TM processors support PCIe 4.0 x16 mode
New Generation AMD Ryzen^TM with Radeon^TM Graphics 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
-The M2B_SB connector shares bandwidth with the PCIEX4 slot. The PCIEX4 slot will become unavailable when an SSD is installed in the M2B_SB connectors.

1 x PCI Express x16 slot (PCIEX2), integrated in the Chipset:

Supporting PCIe 3.0 x2 mode
-The PCIEX2 slot shares bandwidth with the SATA3 4, 5 connectors. The PCIEX2 slot will become unavailable when a device is installed in the SATA3 4 or SATA3 5 connector.

2 x PCI Express x1 slots Storage Interface
1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs:

3rd Generation AMD Ryzen^TM processors support SATA and PCIe 4.0 x4/x2 SSDs
New Generation AMD Ryzen^TM with Radeon^TM Graphics 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 2242/2260/2280/22110 SSDs:

Support PCIe 3.0 x4/x2 SSDs

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

Support for RAID 0, RAID 1, and RAID 10 USB
CPU:
3 x USB 3.2 Gen 1 ports on the back panel
1 x USB 3.2 Gen 2 Type-A port (red) on the back panel

Chipset:
1 x USB Type-C^TM 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
2 x USB 2.0/1.1 ports on the back panel

Chipset+2 USB 2.0 Hubs:
8 x USB 2.0/1.1 ports (4 ports on the back panel, 4 ports available through the internal USB headers) Internal I/O Connectors
1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
2 x M.2 Socket 3 connectors
6 x SATA 6Gb/s connectors
1 x CPU fan header
1 x water cooling CPU fan header
4 x system fan headers
2 x system fan/water cooling pump headers
1 x CPU cooler LED strip/RGB LED strip header
2 x addressable LED strip headers
2 x RGB LED strip headers
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 Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
2 x temperature sensor headers
1 x Clear CMOS jumper
1 x Thunderbolt header Back Panel Connectors
1 x HDMI port
2 x SMA antenna connectors (1T1R)
3 x USB 3.2 Gen 1 ports
1 x USB Type-C^TM port, with USB 3.2 Gen 2 support
2 x USB 3.2 Gen 2 Type-A ports (red)
6 x USB 2.0/1.1 ports
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 (pump) speed control function is supported will depend on the fan (pump) 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 Center
-Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
at 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)
XSplit Gamecaster + Broadcaster (12 months license)
Realtek 8125 Gaming LAN Bandwidth Control Utility Operating System
Support for Windows 10 64-bit Form Factor
ATX Form Factor 30.5cm 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.