GIGABYTE
GIGABYTE W eb
Z490 UDZ490 UD AC
Z490 UD AC
Z490 UD
1001
12MJ-Z49UD-1001R
© 2020 GIGA-BYTE TECHNOLOGY CO., LTD.
GIGABYTE
GIGABYTE
GIGABYTE
W eb
https://www.gigabyte.com/jp
REV X.X. REV
1.0 1.0 BIOS
- 3 -
Z490 UD (AC) ...............................................................4
1 ..........................................................................5
1-1 ................................................................................................ 5
1-2 ................................................................................................... 6
1-3 CPU ........................................................................................ 9
1-4 ........................................................................................ 9
1-5 .......................................................................... 10
1-6 ......................................................................... 10
1-7 .......................................................................................... 13
2 BIOS ....................................................................................22
2-1 ...................................................................................................... 22
2-2 .......................................................................................... 23
2-3 Favorites (F11) ............................................................................................... 24
2-4 Tweaker .......................................................................................................... 25
2-5 Settings .......................................................................................................... 30
2-6 System Info. ( ) .................................................................. 35
2-7 Boot ................................................................................................................ 36
2-8 Save & Exit ( ) ........................................................................ 39
3 ............................................................................................................40
3-1 RAID ............................................................................. 40
3-2 Intel® Optane™ ....................................................... 42
3-3 .......................................................................... 44
Regulatory Notices .................................................................................................... 45
..................................................................................................................... 48
- 4 -
Z490 UD (AC)
*
5Z490 UD AC/Z490 UD
5 5SATA (x2)
5 5 (x1) j
KB_MS_USB
HDMI
U32
U32_LAN
LGA1200
ATX
AUDIO
ATX_12V_2X4
Intel® Z490
CLR_CMOS
M_BIOS
PCIEX1_1
PCIEX4
PCIEX16
PCIEX1_2
PCIEX1_3
F_U32
M2P_32G()
CODEC
Z490 UD (AC)
F_PANEL
F_USB
LED_C1
F_AUDIO
COM SYS_FAN3
SPI_TPM
SYS_FAN1
SYS_FAN2
CPU_FAN
iTE®
Super I/O
80
SATA3 531
420
BAT
Realtek®
GbE LAN
CPU DRAM
VGA BOOT
U32_G2
THB_C1
M2M_SB
426080
ATX_12V_2X2
DDR4_B1
DDR4_B2
DDR4_A1
DDR4_A2
D_LED2
LED_C2
QFLASH_PLUS
426080110
M2A_SB
SYS_FAN4
D_LED1
SPDIF_O
CNVIj
M.2
j Z490 UD AC
QFLED
THB_C2
1
1-1
(ESD)
• PC
• S/N ( )
•
•
•
•CPU
(ESD) ESD
•
•
•
•
•
•
•
•
•
•
•
- 5 -
1-2
CPU LGA1200 10 Intel® Core™ i9 /Intel® Core™ i7
/Intel® Core™ i5 /Intel® Core™ i3 /Intel®
Pentium®/Intel ® Celeron®
L3 CPU
Intel® Z490 Express
Intel® Core™ i9/i7
- DDR4 3200/3000/2933/2666/2400/2133 MHz
Intel® Core™ i5/i3/Pentium®/Celeron®
- DDR4 2666/2400/2133 MHz
128 GB 32 GB DIMM
4 x DDR4 DIMM
ECC Un-buffered DIMM 1Rx8/2Rx8 (
ECC )
ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16
XMP ( )
(
GIGABYTEW eb)
-Intel ® HD
- HDMI (x1) 4096x2160@30 Hz
* HDMI 1.4HDCP 2.3
512 MB
Realtek® ALC887
2/4/5.1/7.1
* 7.1
[ ] [ ]
GIGABYTEW eb
S/PDIF
LAN Realtek® GbE LAN (1000 Mbit/100 Mbit)
j
Intel® Wi-Fi AC 9462:
- Intel® CNVi interface 802.11a/b/g/n/ac 2.4 GHz 5 GHz
- BLUETOOTH 5
- 1x1 11ac 433 Mbps
*
PCI Express x16 (x1)x16 (PCIEX16)
* PCI Express
1 PCIEX16
PCI Express x16 (x1)x4 (PCIEX4)
PCI Express x1 (x3)
( PCI Express PCI Express 3.0
)
j Z490 UD AC
- 6 -
j Z490 UD AC
AMD Quad-GPU CrossFire™2-way AMD CrossFire™
M.2 (x1) (Socket 3 M key 2242/2260/2280/22110 SATA
PCIe x4/x2 SSD ) (M2A_SB)
M.2 (x1) (Socket 3M key 2242/2260/2280 PCIe x4/
x2 SSD ) (M2M_SB)
SATA 6Gb/s (x6)
SATA RAID 0RAID 1RAID 5 RAID 10
* M.2 SATA 1-7
Intel® Optane™ Memory Ready
USB
- USB 3.2 Gen 2 Type-A () (x1)
- USB 3.2 Gen 1 (x7) ( 5 USB
2 )
- USB 2.0/1.1 (x4) ( 2 USB
2 )
24 ATX (x1)
4 ATX 12V (x1)
8 ATX 12V (x1)
CPU (x1)
(x4)
Addressable LED (x2)
RGB LED (x2)
Q-Flash Plus (x1)
SATA 6Gb/s (x6)
M.2 3 (x2)
(x1)
(x1)
S/PDIF (x1)
USB 3.2 Gen 1 (x1)
USB 2.0/1.1 (x1)
TPM (x1) (GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0
)
Thunderbolt™ (x2)
(x1)
CMOS (x1)
PS/2 / (x1)
SMA (1T1R) (x2) j
HDMI (x1)
USB 3.2 Gen 2 Type-A () (x1)
USB 3.2 Gen 1 (x5)
USB 2.0/1.1 (x2)
RJ-45 (x1)
(x3)
I/O iTE® I/O
- 7 -
*
BIOS 256 Mbit (x1)
AMI UEFI BIOS
PnP 1.0aDMI 2.7WfM 2.0SM BIOS 2.7ACPI 5.0
APP Center
* App Center
- @BIOS
- EasyTune
- Fast Boot
- Game Boost
- ON/OFF Charge
- RGB Fusion
- Smart Backup
- System Information Viewer
Q-Flash Plus
Q-Flash
Xpress Install
Norton® (OEM )
Realtek® 8118 Gaming LAN Bandwidth Control Utility
Windows 10 64-bit
ATX30.5cm x 24.4cm
* GIGABYTE
CPU SSD M.2
GIGABYTE W eb
Z490 UD AC Z490 UD
GIGABYTE W eb
\
- 8 -
1-3 CPU
1-4
•
( GIGABYTE
Web )
•
•
GIGABYTE W eb
CPU
• CPU
( CPU GIGABYTE Web
)
•CPU
•CPU 1 CPU (
CPU CPU )
•CPU
•CPU CPU
•CPU CPU
CPU
CPU
CPU CPU
CPU CPU CPU CPU
CPU
CPU 1
LGA1200 CPU
LGA1200 CPU
CPU 1
- 9 -
4 2 2
A DDR4_A1, DDR4_A2
B DDR4_B1, DDR4_B2
DDR4_A1 DDR4_A2 DDR4_B1 DDR4_B2
2 - - DS/SS - - DS/SS
4 DS/SS DS/SS DS/SS DS/SS
(SS= DS= - - = )
CPU
1. 1
2. 2 4
1-5
•
•
1-6
USB 2.0/1.1
USB USB 2.0/1.1 USB
PS/2 /
PS/2
SMA (1T1R)j
j
j Z490 UD AC
4
BIOS
2
- 10 -
LED
/
LED
LAN
LED
/ LED
1 Gbps
100 Mbps
10 Mbps
USB 3.2 Gen 2 Type-A ()
USB 3.2 Gen 2 Type-A USB 3.2 Gen 2 USB 3.2 Gen 1 USB
2.0 USB
RJ-45 LAN
Gigabit LAN 1 Gbps
LAN LED
GIGABYTEW eb
USB 3.2 Gen 1 Type-A (Q-Flash Plus )
USB USB 3.2 Gen 1 USB
Q-Flash Plus () USB
/ ()
/ ()
/ / ( )
() Q-Flash Plus GIGABYTE
USB 3.2 Gen 1
USB 3.2 Gen 1 USB 3.2 Gen 1 USB 2.0
USB
HDMI
HDMI HDCP 2.3 TrueHD DTS HD
192KHz/16
7.1 LPCM HDMI
4096x2160@30 Hz
HDMI HDMI
( )
- 11 -
•
•
/
2 4 5.1 7.1
/a a a
/a a a a
/ / a a
/ a
- 12 -
1-7
•
•
•
1) ATX_12V_2X2/ATX_12V_2X4
2) ATX
3) CPU_FAN
4) SYS_FAN1/2/3/4
5) D_LED1/D_LED2
6) LED_C1/LED_C2
7) SATA3 0/1/2/3/4/5
8) M2A_SB/M2M_SB
9) F_PANEL
10) F_AUDIO
11) SPDIF_O
12) F_U32
13) F_USB
14) THB_C1/THB_C2
15) COM
16) SPI_TPM
17) QFLASH_PLUS
18) CLR_CMOS
19) BAT
20) CPU/DRAM/VGA/BOOT
920
4
2
7
12
16
5
10 11
1
4
14
18
19
15 13 4
3
8
4
5
6
6
8
17
- 13 -
DEBUG
PORT
G.QBOFM
131
2412
ATX
1/2) ATX_12V_2X2/ATX_12V_2X4/ATX (2x2 2x4 12V 2x12
)
12V CPU 12V
(500W )
ATX
1 3.3V 13 3.3V
2 3.3V 14 -12V
3 GND 15 GND
4 +5V 16 PS_ON ( /
)
5 GND 17 GND
6 +5V 18 GND
7 GND 19 GND
8 20 NC
9 5VSB ( +5V) 21 +5V
10 +12V 22 +5V
11 +12V (2x12 ATX
)
23 +5V (2x12 ATX )
12 3.3V (2x12 ATX
)
24 GND (2x12 ATX
)
ATX_12V_2X4:
1 GND (2x4 12V) 5 +12V (2x4 12V)
2 GND (2x4 12V) 6 +12V (2x4 12V)
3 GND 7 +12V
4 GND 8 +12V
DEBUG
PORT
G.QBOFM
ATX_12V_2X4
41
85
ATX_12V_2X2
1 GND
2 GND
3 +12V
4 +12V
ATX_12V_2X2
3 4
21
- 14 -
3/4) CPU_FAN/SYS_FAN1/2/3/4 ( )
4
( )
PC
•CPU
CPU
•
SYS_FAN1
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
11
CPU_FAN/SYS_FAN2 SYS_FAN3/SYS_FAN4
DEBUG
PORT
G.QBOFM
1
1 GND
2
3
4 PWM
5) D_LED1/D_LED2 (Digital LED )
5A (5V) LED10005050 addressable
LED
1 V (5V)
2 D
3
4 G
11
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_
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_
D_LED1 D_LED2
Addressable LED LED
addressable LED 1
LED
6) LED_C1/LED_C2 (RGB LED )
RGB LED (12V/G/R/B)
2 2A (12V)
1 12V
2 G
3 R
4 B
1
RGB LED LED
1 12V LED
LED / GIGABYTE
LED_C2
1
LED_C1
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
RGB LED
1
12V
Addressable LED
1
- 15 -
7) SATA3 0/1/2/3/4/5 (SATA 6Gb/s )
SATA SA TA 6Gb/s SATA 3Gb/s SATA 1.5Gb/s
SATA SATA Intel®
RAID 0 RAID 1 RAID 5 RAID 10 RAID
3 RAID
1 GND
2 TXP
3 TXN
4 GND
5 RXN
6 RXP
7 GND
SATA 2 BIOS
Settings\IO Ports\SATA And RST Configuration
1
1
SATA3 5 3 1
4 2 0
7
7
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
8) M2A_SB/M2M_SB (M.2 3 )
M.2 M.2 SATA SSD M.2 PCIe SSD RAID M.2
PCIe SSD M.2 SATA SSD SATA RAID
UEFI RAID RAID
3 RAID
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_
80110 60
M2A_SB
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_
80 60
M2M_SB
42
42
M.2 M.2SSD
1
M.2 SSD
2
M.2SSD
3
M.2SSD
- 16 -
•M2A_SB
SATA3 0 SATA3 1 SATA3 2 SATA3 3 SATA3 4 SATA3 5
M.2 SATA SSD araaaa
M.2 PCIe SSD
aaaaaa
M.2 SSD aaaaaa
a r
M.2 SATA
SATA M.2
M2A_SB SATA3 1
•M2M_SB:
SATA3 0 SATA3 1 SATA3 2 SATA3 3 SATA3 4 SATA3 5
M.2 PCIe SSD *
aaaaaa
M.2 SSD aaaaaa
a r
* M2M_SB PCIe SSD
M.2 SSD
M.2 SSD
- 17 -
LED LED
9) F_PANEL ( )
PC
( LEDHDD LED )
LED
S0
S3/S4/S5
•PW ( )
PC
( 2
BIOS Settings\Platform Power
)
•PLED/PWR_LED (LED /)
PC
LED
S3/S4
(S5) LED
•SPEAK ( )
PC
1
•HD ( LED )
PC LED
LED
•RES ( )
PC
•CI (PC )
PC PC PC
/ PC /
PC
•NC ( ):
LED
DEBUG
PORT
G.QBOFM
1
2
19
20
CI-
CI+
PWR_LED-
PWR_LED+
PLED-
PW-
SPEAK+
SPEAK-
PLED+
PW+
LED
HD-
RES+
HD+
RES-
LED
PWR_LED-
NC
NC
10) F_AUDIO ( )
High Definition audio (HD) PC
PC
PC
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_
9 1
10 2
1 MIC2_L 6
2 GND 7 FAUDIO_JD
3 MIC2_R 8
4 NC 9 LINE2_L
5 LINE2_R 10
- 18 -
11) SPDIF_O (S/PDIF )
S/PDIF
S/PDIF
( )
HDMI HDMI
S/PDIF
S/PDIF
1 5VDUAL
2
3 SPDIFO
4 GND
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_
1 VBUS 8 D1- 15 SSTX2-
2 SSRX1- 9 D1+ 16 GND
3 SSRX1+ 10 NC 17 SSRX2+
4 GND 11 D2+ 18 SSRX2-
5 SSTX1- 12 D2- 19 VBUS
6 SSTX1+ 13 GND 20
7 GND 14 SSTX2+
12) F_U32 (USB 3.2 Gen 1 )
USB 3.2 Gen 1 USB 2.0 2USB
USB 3.2 Gen 1 2 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_
10
20 1
11
13) F_USB (USB 2.0/1.1 )
USB 2.0/1.1 USB USB
2 USB USB
1 (5V) 6 USB DY+
2 (5V) 7 GND
3 USB DX- 8 GND
4 USB DY- 9
5 USB DX+ 10 NC
•IEEE 1394 (2x5 ) USB 2.0/1.1
•USB USB
DEBUG
PORT
G.QBOFM
10
9
2
1
- 19 -
14) THB_C1/THB_C2 (Thunderbolt™ )
GIGABYTE Thunderbolt™
Thunderbolt™
10
9
2
1
15) COM ( )
COM COM 1
COM
1 NDCD- 6 NDSR-
2 NSIN 7 NRTS-
3 NSOUT 8 NCTS-
4 NDTR- 9 NRI-
5 GND 10
12
11
2
1
16) SPI_TPM (TPM )
SPI TPM (TPM )
1 7
2 (3.3V) 8GND
3 9 IRQ
4NC 10 NC
5 11 NC
6CLK 12 RST
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_
17) QFLASH_PLUS (Q-Flash Plus )
Q-Flash Plus S5 BIOS
BIOS USB Q-Flash
Plus BIOS QFLED BIOS
BIOS
Q-Flash Plus GIGABYTE
QFLASH_PLUS
QFLED
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_
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_
1THB_C2
THB_C1
- 20 -
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