Gigabyte B550M AORUS ELITE AX User Manual

13) F_USB1 (USB 2.0/1.1 Header)
The header conforms to USB 2.0/1.1 specication. Each USB header can provide two USB ports via an
optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer.
Pin No. Denition Pin No. Denition
1 Power (5V) 6 USB DY+
2 Power (5V) 7 GND
3 USB DX- 8 GND
4 USB DY- 9 No Pin
5 USB DX+ 10 NC
Prior to installing the USB bracket, be sure to turn off your computer and unplug the power cord
from the power outlet to prevent damage to the USB bracket.
10
9
2
1
14) COM (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the optional
COM port cable, please contact the local dealer.
Pin No. Denition Pin No. Denition
1 NDCD- 6 NDSR-
2 NSIN 7 NRTS-
3 NSOUT 8 NCTS-
4 NDTR- 9 NRI-
5 GND 10 No Pin
10
9
2
1
15) TPM (Trusted Platform Module Header)
You may connect a TPM (Trusted Platform Module) to this header.
Pin No. Denition Pin No. Denition
1
LAD0
7
LAD3
2
VCC3
8
GND
3
LAD1
9
LFRAME
4
No Pin
10
NC
5
LAD2
11
SERIRQ
6
LCLK
12
LRESET
F_USB30
F_U
B_ 
F_  F_ 

_
B
BS_
B
SB_
B
_S

S_
_
B
_U
_
B


 
S  
 
123
 
123
 
123
 
123
1
1
1
1
BSS
S
_S 
SSU
 
1 2 3  
 S3
BSSS

U
 __ 3
F_USB3F
S  _
S  _
S  _
SF


B_
B_
F
_0
S
S
_0F
_F
_
_
__B


U
S  _S
_
SF_
B 
USB0_B
B_
B_
F_USB3

F_USB303

_

_3U
S_
12
11
2
1
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Gigabyte B550M AORUS ELITE AX Specifications

General

Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 3 3rd Gen, AMD Ryzen 5 3rd Gen, AMD Ryzen 7 3rd Gen, AMD Ryzen 9 3rd Gen
Maximum number of SMP processors	1
Maximum internal memory supported by processor	128 GB
ECC	Yes
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Supported memory clock speeds	2133, 2400, 2667, 2933, 3200, 3400, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4600, 4733 MHz
Supported memory clock speed (max)	4733 MHz
Supported memory module capacities	1GB, 2GB, 4GB, 8GB, 12GB, 16GB, 32GB
Bluetooth version	5.3
Top Wi-Fi standard	Wi-Fi 6E (802.11ax)
WLAN controller model	Realtek RTL8852CE
Ethernet interface type	Gigabit Ethernet
Number of Parallel ATA connectors	0
USB connector type	USB Type-A, USB Type-C
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
RAID levels	0, 1, 10
Supported storage drive types	HDD & SSD
Number of storage drives supported	6
Supported storage drive interfaces	SATA III
Cables included	SATA
Bundled software	Norton Internet Security (OEM) Realtek 8118 Gaming LAN Bandwidth Control Utility
BIOS type	UEFI AMI
ACPI version	5.0
BIOS memory size	128 Mbit
Desktop Management Interface (DMI) version	2.7
DirectX version	12.0
Maximum resolution	4096 x 2160 pixels
Parallel processing technology support	-
Component for	PC
Product color	Brown
Motherboard chipset	AMD B550
PC health monitoring	FAN, Temperature, Voltage
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Windows operating systems supported	Windows 10 x64, Windows 11 x64
Package width	265 mm
Package height	65 mm
Package weight	1273 g
Country of origin	China
Quantity per shipping (inner) case	1 pc(s)
Warranty period	3 year(s)
Battery type	CR2032
Battery weight	3 g
Battery technology	Lithium-Manganese Dioxide (LiMnO2)

Weight and Dimensions

Width	244 mm
Height	35 mm