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B460M Steel Legend
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, No. 7)
This motherboard pro-
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.1, No. 1)
This motherboard pro-
vides a 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
SPI TPM Header
(13-pin SPI_TPM_J1)
(see p.1, No. 19)
This connector supports SPI
Trusted Platform Module (TPM)
system, which can securely
store keys, digital certificates,
passwords, and data. A TPM
system also helps enhance
network security, protects digital
identities, and ensures platform
integrity.
Thunderbolt AIC
Connector
(5-pin TB1)
(see p.1, No. 25)
Please connect a Thunderbolt™
add-in card (AIC) to this
connector via the GPIO cable.
*Please install the Thunderbolt™
AIC card to PCIE3 (default slot).
12
1
24
13
4 1
8 5
1
1
SPI_DQ3
+3.3V
SPI_DQ2
SPI_CS0
Dummy
CLK
SPI_MISO
SPI_MOSI
GND
SPI_TPM_CS#
RST#
RSMRST#
TPM_PIRQ