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Gigabyte B550 Ud Ac Motherboard No I/O
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Item Code:
MBDSKB550UDACD2
Manufacturer:
Model:
B550 UD AC
Item Condition Description:
Please note, this item is used and has minor scuffs and scratches, as well a broken PCI express slot! Item is fully operational and functions as intended! This motherboard does not include an I/O Shield, fan’s bracket, fan’s mounting backplate, cables, or any other accessories! Please see the images!
Item Description

GIGABYTE B550 UD AC AMD Chipset B550 Socket AM4 DDR4 USB-C HDMI SATA 6GB/s ATX Desktop Motherboard.

Chipset: AMD B550
Socket: AMD AM4
Compatible/Supported CPU: AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 Series Processors
Max Supported Memory: 128GB
Number of Memory Slots: 4
Memory Type: DDR4 SDRAM
Storage Interface: SATA 3 6Gb/s
RAID Support: 0, 1, 10
Bluetooth Standard: Bluetooth 4.2
Wireless Lan Support: WIFI 802.11a/b/g/n/ac, supporting 2.4/5 GHz Dual-Band (P/N: SW10K97457)
Network/Communications: Realtek 1GbE LAN chip (1 Gbit/100 Mbit)
Audio: Realtek ALC1220-VB codec
Connectors: 1x 24-pin ATX main power connector, 1x 8-pin ATX 12V power connector, 1x CPU fan header, 1x water cooling CPU fan header, 4x system fan headers, 2x system fan/water cooling pump headers, 1x CPU cooler LED strip/RGB LED strip header, 2x addressable LED strip headers, 2x RGB LED strip headers, 1x front panel header, 1x front panel audio header 1x USB 3.2 Gen 1 header, 2x USB 2.0/1.1 headers, 1x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only), 2x temperature sensor headers, 1x Thunderbolt add-in card connector, 1x Clear CMOS jumper, 1x Thunderbolt header
Input/Output Ports: 1x HDMI port, 2x SMA antenna connectors (1T1R), 2x USB 3.2 Gen 1 ports, 1x USB Type-C port, with USB 3.2 Gen 2 support, 1x USB 3.2 Gen 2 Type-A ports (red), 4x USB 2.0/1.1 ports, 1x Q-Flash Plus button, 1x RJ-45 port, 3x audio jacks
Expansion Slots: 5x PCI Express x16 slot (PCIEX16), 2x M.2 connector, integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280/22110 SSDs, 4x SATA 6Gb/s connectors
Form Factor: ATX
Type: Desktop Motherboard
Supported Operating System: Windows 11 64-bit / Windows 10 64-bit

Additional Specifications:

Onboard Graphics
Integrated Graphics Processor:
1x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz
Support for HDMI 2.1 version, HDCP 2.3, and HDR.
Maximum shared memory of 16 GB


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
1x 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.
@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

CPU Support:

Socket AM4
VendorCPU ModelFrequencyCacheGPU Info.SteppingWattage
AMDRyzen 9 5950X3‎.4GHz / 4.9GHz64MBN/AB0105W
AMDRyzen 9 5900X3‎.7GHz / 4.8GHz64MBN/AB0105W
AMDRyzen 9 3950X3.5GHz / 4.7GHz64MBN/AB0105W
AMDRyzen 9 3900XT3.8GHz / 4.7GHz64MBN/AB0105W
AMDRyzen 9 3900X3.8GHz / 4.6GHz64MBN/AB0105W
AMDRyzen 9 39003.1GHz / 4.3GHz64MBN/AB065W
AMDRyzen 9 PRO 39003.1GHz / 4.3GHz64MBN/AB065W
AMDRyzen 7 5800X3D3.4GHz / 4.5GHz96MBN/AB0105W
AMDRyzen 7 5800X3.8GHz / 4.7GHz32MBN/AB0105W
AMDRyzen 7 5700X3.4GHz / 4.6GHz32MBN/AB0105W
AMDRyzen 7 PRO 5750G3.8GHz / 4.6GHz16MB2000MHzA065W
AMDRyzen 7 PRO 5750GE3.2GHz / 4.6GHz16MB2000MHzA035W
AMDRyzen 7 5700G3.8GHz / 4.6GHz16MB2000MHzA065W
AMDRyzen 7 5700GE3.2GHz / 4.6GHz16MB2000MHzA035W
AMDRyzen 7 PRO 4750G3.6GHz / 4.4GHz8MB2100MHzA165W
AMDRyzen 7 PRO 4750GE3.1GHz / 4.3GHz8MB2000MHzA135W
AMDRyzen 7 4700G3.6GHz / 4.4GHz8MB2100MHzA165W
AMDRyzen 7 4700GE3.1GHz / 4.3GHz8MB2000MHzA135W
AMDRyzen 7 3800XT3.9GHz / 4.7GHz32MBN/AB0105W
AMDRyzen 7 3800X3.9GHz / 4.5GHz32MBN/AB0105W
AMDRyzen 7 3700X3.6GHz / 4.4GHz32MBN/AB065W
AMDRyzen 7 PRO 37003.6GHz / 4.4GHz32MBN/AB065W
AMDRyzen 5 5600X3‎.7GHz / 4.6GHz32MBN/AB065W
AMDRyzen 5 56003.5GHz / 4.4GHz32MBN/AB065W
AMDRyzen 5 PRO 5650G3.9GHz / 4.4GHz16MB1900MHzA065W
AMDRyzen 5 PRO 5650GE3‎.4GHz / 4.4GHz16MB1900MHzA035W
AMDRyzen 5 5600G3.9GHz / 4.4GHz16MB1900MHzA065W
AMDRyzen 5 5600GE3‎.4GHz / 4.4GHz16MB1900MHzA035W
AMDRyzen 5 55003.6GHz / 4.2GHz16MBN/AA065W
AMDRyzen 5 4600G3.7GHz / 4.2GHz8MB1900MHzA165W
AMDRyzen 5 4600GE3.3GHz / 4.2GHz8MB1900MHzA135W
AMDRyzen 5 PRO 4650G3.7GHz / 4.2GHz8MB1900MHzA165W
AMDRyzen 5 PRO 4650GE3.3GHz / 4.2GHz8MB1900MHzA135W
AMDRyzen 5 45003.6GHz / 4.1GHz8MBN/AA165W
AMDRyzen 5 3600X3.8GHz / 4.4GHz32MBN/AB095W
AMDRyzen 5 3600XT3.8GHz / 4.5GHz32MBN/AB095W
AMDRyzen 5 36003.6GHz / 4.2GHz32MBN/AB065W
AMDRyzen 5 PRO 36003.6GHz / 4.2GHz32MBN/AB065W
AMDRyzen 5 3500X3.6GHz / 4.1GHz32MBN/AB065W
AMDRyzen 5 35003.6GHz / 4.1GHz16MBN/AB065W
AMDRyzen 3 5300G4.0GHz / 4.2GHz8MB1700MHzA065W
AMDRyzen 3 5300GE3.6GHz / 4.2GHz8MB1700MHzA035W
AMDRyzen 3 51003.8GHz / 4.2GHz8MBN/AA065W
AMDRyzen 3 4300G3.8GHz / 4.0GHz4MB1700MHzA165W
AMDRyzen 3 4300GE3.5GHz / 4.0GHz4MB1700MHzA135W
AMDRyzen 3 PRO 4350GE3.5GHz / 4.0GHz4MB1700MHzA135W
AMDRyzen 3 PRO 4350G3.8GHz / 4.0GHz4MB1700MHzA165W
AMDRyzen 3 41003.8GHz / 4.0GHz4MBN/AA165W
AMDRyzen 3 3300X3.8GHz / 4.3GHz16MBN/AB065W
AMDRyzen 3 31003.6GHz / 3.9GHz16MBN/AB065W
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