B550M AORUS ELITE AX
B550M AORUS ELITE
Rev. 1302
© 2023
https://download.gigabyte.com/FileList/Manual/mb_manual_installation-guide_103.pdf?m=sw
https://www.gigabyte.com/tw
REV : X.X X.X
REV : 1.0 1.0 BIOS
- 3 -
.......................................................................................................4
1-1 .................................................................................................. 4
1-2 ......................................................................................... 5
.......................................................................................................6
2-1 ......................................................................................... 6
2-2 .......................................................................................................... 7
2-3 ........................................................................................... 10
2-4 ........................................................................................... 11
2-5 .................................................................................................... 12
2-6 ....................................................................................... 13
2-7 ........................................................................................... 15
BIOS ............................................................................................23
.......................................................................25
4-1 ................................................................................................ 25
4-2 ................................................................................................ 26
..............................................................................................................27
5-1 ................................................................................................ 27
Regulatory Notices ...................................................................................................... 28
....................................................................... 32
............................................................................................. 33
- 4 -
KB_MS_USB
CPU_FAN
SYS_FAN1
LED_CPU
ATX
LED_C2
D_LED2
B550M AORUS ELITE (AX)
AUDIO
DDR4_A1
DDR4_B2
BAT
ATX_12V
AMD
B550
HDMI
U32_1
CODEC
M_BIOS
DVI
PCIEX16
PCIEX1
iTE®
Super I/O
Realtek®
GbE LAN
F_U32 SYS_FAN2
F_USB1 F_PANEL QFLASH_PLUS
QFLED
COM
U32_2
Socket AM4
USB_LAN
CLR_CMOS
M2A_CPU
M2B_SB
80
80
60
60
42
42
110
0 1 2 3
SATA3
DDR4_A2
DDR4_B1
TPM
D_LED1
LED_C1F_AUDIO
PCIEX4
M2_WIFI j
jB550M AORUS ELITE AX
1-1
AMD Socket
AM4 CPU
CPU CLK+/- (100~500 MHz)
PCI Express 4.0/3.0 Bus
PCIe 3.0 x4
6 USB 2.0/1.1
4 SATA 6Gb/s
2 USB 3.2 Gen 1
4 USB 3.2 Gen 1
1 M.2 Socket 3
(M2B_SB)
AMD B550
HDMI
DVI-D
1 M.2 Socket 3
(M2A_CPU)
LPC
Bus
TPM
iTE®
Super I/O
SPI
Bus BIOS
x16
1 PCI Express x16
DDR4 3200/2933/2667/2400/2133 MT/s
LAN
RJ45
Realtek®
GbE LAN
M.2 WIFIj
PCI Express 3.0 Bus
x4 x1
x1
1 x PCI Express x4
1 PCI Express x1
x1
COM
PS/2 KB/Mouse
CODEC
Line Out
MIC
Line In
1-2
- 5 -
jB550M AORUS ELITE AX
2-1
•
•
•
•
•
•(CPU)
•
•
•
•
•
•
•
•
•
•
•
- 6 -
2-2
(CPU) AMD AM4
AMD Ryzen™ 5000 /
AMD Ryzen™ 5000 G /
AMD Ryzen™ 4000 G /
AMD Ryzen™ 3000 G /
AMD Ryzen™ 3000
( )
AMD B550
4D DR4 DIMM 128 GB ( 32 GB )
DDR4 3200/2933/2667/2400/2133 MT/s
ECC Un-buffered DIMM 1Rx8/2Rx8
non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16
Extreme Memory Prole (XMP)
(CPU DRAM
)
AMD Radeon™
- 1D VI-D 1920x1200@60 Hz
* DVI-D D-Sub
- 1H DMI 4096x2160@60 Hz
* HDMI 2.1 HDCP 2.3 HDR
( CPU )
16 GB
Realtek®
High Denition Audio
2/4/5.1/7.1
* 7.1
Realtek® GbE (1 Gbps/100 Mbps/10 Mbps)
j
Realtek® Wi-Fi 6E RTL8852CE
- WIFI a, b, g, n, ac, ax 2.4/5/6 GHz
- BLUETOOTH 5.3
- 11ax 160MHz
( )
1P CI Express x16 (PCIEX16) CPU
- AMD Ryzen™ 5000 /3000 PCIe 4.0 x16
- AMD Ryzen™ 5000 G /4000 G /3000 G PCIe 3.0
x16
* PCIEX16
1P CI Express x16 (PCIEX4)
- PCIe 3.0 x4
1P CI Express x1 (PCIEX1)
- PCIe 3.0 x1
- 7 -
jB550M AORUS ELITE AX
1 M.2 (M2A_CPU) CPU Socket 3 M key type 2242/2260/
2280/22110 SSD
- AMD Ryzen™ 5000 /3000 SATA PCIe 4.0 x4/x2 SSD
- AMD Ryzen™ 5000 G /4000 G /3000 G SATA
PCIe 3.0 x4/x2 SSD
1 M.2 (M2B_SB) Socket 3 M key 2242/2260/2280
SSD
- SATA PCIe 3.0 x2 SSD
4 SATA 6Gb/s
- RAID 0 RAID 1 RAID 10
USB CPU
- 4 USB 3.2 Gen 1
- 2 USB 3.2 Gen 1 USB
- 6 USB 2.0/1.1 (4 2
USB )
1 24-pin ATX
1 8-pin ATX 12V
1 CPU
2
2 LED
2R GB LED
1 /R GB LED
2M .2 Socket 3
4 SATA 6Gb/s
1
1
1 USB 3.2 Gen 1
1 USB 2.0/1.1
1 (TPM) (2x6 pin GC-TPM2.0_S )
1
1 CMOS
1 Q-Flash Plus
1P S/2 /
1D VI-D
1H DMI
2 SMA (2T2R) j
4 USB 3.2 Gen 1
4 USB 2.0/1.1
1R J-45
3
I/O iTE® I/O
jB550M AORUS ELITE AX
- 8 -
*
BIOS 1 128 Mbit flash
AMI UEFI BIOS
PnP 1.0a DMI 2.7 WfM 2.0 SM BIOS 2.7 ACPI 5.0
APP Center
* APP Center
- @BIOS
- EasyTune
- RGB Fusion
- Smart Backup
- System Information Viewer
Q-Flash Plus
Q-Flash
Norton® Internet Security (OEM )
LAN bandwidth management software
Windows 11 64-bit
Windows 10 64-bit
Micro ATX 24.4 x 24.4
*
&/ \
https://www.gigabyte.com/tw/Support/Utility/Motherboard?m=ut
- 9 -
2-3
(CPU)
•CPU
( CPU )
•CPU
•CPU CPU CPU
•CPU
•CPU CPU
•CPU
CPU
(CPU)
CPU CPU ( ) CPU
( ) CPU CPU
CPU CPU CPU CPU
&
https://www.gigabyte.com/WebPage/210/quick-guide.html?m=sw
AM4 CPU
CPU
AM4 CPU
CPU
- 10 -
4 (Dual Channel Technology)
BIOS
4 (Channel)
A (Channel A) DDR4_A1 DDR4_A2
B (Channel B) DDR4_B1 DDR4_B2
2-4
•
( )
•
•
DDR4_A1 DDR4_A2 DDR4_B1 DDR4_B2
2 - - DS/SS - - DS/SS
4 DS/SS DS/SS DS/SS DS/SS
(SSDS--)
CPU
1.
2. (
)
DDR4_A2DDR4_B2
DDR4_A1
DDR4_A2
DDR4_B1
DDR4_B2
- 11 -
2-5
•
•
1.
2.
3.
4.
5.
6. BIOS
7.
PCIEX16
- 12 -
2-6
USB 2.0/1.1
USB 2.0/1.1 USB
PS/2 /
PS/2
DVI-D ( )( )
DVI-D 1920x1200@60 Hz (
) DVI-D
USB 3.2 Gen 1
USB 3.2 Gen 1 USB 2.0 USB
HDMI ( )
HDCP 2.3 Dolby TrueHD DTS HD Master
Audio 192KHz/24bit 7.1-channel LPCM
HDMI HDMI 4096x2160@60 Hz
HDMI HDMI (
)
j
1 Gbps
100 Mbps
10 Mbps
SMA ( 2T2R) j
(RJ-45)
(Gigabit Ethernet)
1 GB (1 Gbps)
( ) AMD Ryzen™ 5000 G /4000 G /3000 G
( ) DVI-D D-Sub
( ) Q-Flash Plus
- 13 -
jB550M AORUS ELITE AX
USB 3.2 Gen 1 (Q-Flash Plus )
USB 3.2 Gen 1 USB 2.0 USB
Q-Flash Plus ( ) USB
/ ( )
/ ( )
/ ( )
/2 4 5.1 7.1
/a a a
/a a a a
/a a
/ a
&
https://www.gigabyte.com/WebPage/697/realtek897-audio.html
7.1
•
•
- 14 -
2-7
•
•
•
1) ATX_12V
2) ATX
3) CPU_FAN
4) SYS_FAN1/SYS_FAN2
5) D_LED1/D_LED2
6) LED_CPU
7) LED_C1/LED_C2
8) SATA3 0/1/2/3
9) M2A_CPU/M2B_SB
10) F_AUDIO
11) F_PANEL
12) F_U32
13) F_USB1
14) COM
15) TPM
16) BAT
17) CLR_CMOS
18) QFLASH_PLUS
1
2
5
16
3 7
12
6
1410 5 157
9
4
8
13 1841117
9
- 15 -
DEBUG
PORT
G.QBOFM
131
2412
ATX
1/2) ATX_12V/ATX (2x4-pin 12V 2x12-pin )
12V CPU 12V
(500 )
ATX
1 3.3V 13 3.3V
2 3.3V 14 -12V
3 15
4 +5V 16 PS_ON (soft On/Off)
5 17
6 +5V 18
7 19
8 Power Good 20
9 5VSB (stand by +5V) 21 +5V
10 +12V 22 +5V
11 +12V ( 2x12-pin
)
23 +5V (2x12-p in
)
12 3.3V ( 2x12-pin
)
24 ( 2x12-pin
)
ATX_12V
1 ( 2x4 -p i n
)
5 +12V (2x4-p in
)
2 ( 2x4 -p i n
)
6 +12V (2x4-p in
)
3 7 +12V
4 8 +12V
•CPU
CPU
•
3/4) CPU_FAN/SYS_FAN1/SYS_FAN2 ( )
4-pin (
) CPU CPU
CPU_FAN
DEBUG
PORT
G.QBOFM
1
SYS_FAN1
DEBUG
PORT
G.QBOFM
11
2
3
4
DEBUG
PORT
G.QBOFM
ATX_12V
41
85
SYS_FAN2
DEBUG
PORT
G.QBOFM
1
- 16 -
5) D_LED1/D_LED2 ( LED )
5050 LED 5 (5 ) LED 1000
1 V (5V)
2 Data
3
4
1
1
F_USB30 F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3
S3 BSSS
U
__ 3
F_USB3F
S _
S _
S _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S _S
_ SF_
B
USB0_B
B_
B_
F_USB3
F_USB303
_
_3U
S_
_S
SS_F
_
_ F
_SB
F_ F_
F_USB30 F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3
S3 BSSS
U
__ 3
F_USB3F
S _
S _
S _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S _S
_ SF_
B
USB0_B
B_
B_
F_USB3
F_USB303
_
_3U
S_
_S
SS_F
_
_ F
_SB
F_ F_
D_LED1 D_LED2
LED
( ) 1
LED
1
6) LED_CPU ( /RGB LED )
5050 RGB LED (12V/G/R/B) 2 (12 )
2
1 12V
2 G
3 R
4 B
RGB LED
( ) 1 (12V)
RGB LED
1
12V
1
DEBUG
PORT
G.QBOFM
- 17 -
8) SATA3 0/1/2/3 (SATA 6Gb/s )
SATA SATA 6Gb/s SATA 3Gb/s SATA 1.5Gb/s SATA
SATA RAID 0 RAID 1 RAID 10 RAID
1
2 TXP
3 TXN
4
5 RXN
6 RXP
7
SATA3
2
1
0
DEBUG
PORT
G.QBOFM
71
DEBUG
PORT
G.QBOFM
71
DEBUG
PORT
G.QBOFM
71
DEBUG
PORT
G.QBOFM
71
3
7) LED_C1/LED_C2 (RGB LED )
5050 RGB LED (12V/G/R/B) 2 (12 ) 2
1 12V
2 G
3 R
4 B
1
LED_C2
1
LED_C1
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
RGB LED
( ) 1 (12V)
RGB
LED
1
12V
- 18 -
9) M2A_CPU/M2B_SB (M.2 Socket 3 )
M.2 M.2 SATA SSD M.2 PCIe SSD RAID
M.2 PCIe SSD M.2 SATA SSD SATA
RAID
M.2 SSD M.2
M.2 SSD
M.2 SSD
M.2 SSD
M.2 SSD
F_USB30 F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3
S3 BSSS
U
__ 3
F_USB3F
S _
S _
S _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S _S
_ SF_
B
USB0_B
B_
B_
F_USB3
F_USB303
_
_3U
S_
_S
SS_F
_
_ F
_SB
F_ F_
80110 60 42
M2A_CPU
F_USB30 F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3
S3 BSSS
U
__ 3
F_USB3F
S _
S _
S _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S _S
_ SF_
B
USB0_B
B_
B_
F_USB3
F_USB303
_
_3U
S_
_S
SS_F
_
_ F
_SB
F_ F_
80 60 42
M2B_SB
10) F_AUDIO ( )
HD (High Denition )
1
2
9
10
1 MIC L 6
2 7 SENSE_SEND
3 MIC R 8
4 9 Head Phone L
5 Head Phone R 10
- 19 -
11) F_PANEL ( )
/
(+/-)
S0
S3/S4/S5
•PW
BIOS
( BIOS
Settings\Platform Power )
•SPEAK
•PLED/PWR_LED
(S3/S4)
(S5)
•HD
•RES
(Reset)
•CI
/
•NC
SPEAK+
SPEAK-
NC
NC
1
2
19
20
CI-
CI+
PLED-
PW-
PLED+
PW+
HD-
RES+
HD+
RES-
F_USB30 F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3
S3 BSSS
U
__ 3
F_USB3F
S _
S _
S _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S _S
_ SF_
B
USB0_B
B_
B_
F_USB3
F_USB303
_
_3U
S_
_S
SS_F
_
_ F
_SB
F_ F_
PWR_LED-
PWR_LED+
PWR_LED-
1 VBUS 11 D2+
2 SSRX1- 12 D2-
3 SSRX1+ 13
4 14 SSTX2+
5 SSTX1- 15 SSTX2-
6 SSTX1+ 16
7 17 SSRX2+
8 D1- 18 SSRX2-
9 D1+ 19 VBUS
10 20
12) F_U32 (USB 3.2 Gen 1 )
USB 3.2 Gen 1/USB 2.0 USB 2
USB 3.2 Gen 1 3.5
F_USB30 F_U
B_
F_ F_
_
B
BS_
B
SB_
B
_S
S_
_
B
_U
_
B
S
123
123
123
123
1
1
1
1
BSS
S
_S
SSU
1 2 3
S3 BSSS
U
__ 3
F_USB3F
S _
S _
S _
SF
B_
B_
F
_0
S
S
_0F
_F
_
_
__B
U
S _S
_ SF_
B
USB0_B
B_
B_
F_USB3
F_USB303
_
_3U
S_
_S
SS_F
_
_ F
_SB
F_ F_
10
11
1
20
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