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





   

1 No Pin 2 NC

3 MCU_SMB_SCL_M 4 MCU_SMB_SDA_M

5 VCC5 6 Ground

2 6



Thunderbolt



Thunderbolt.

2 16

   

1 TBT_Force_PWR 2 TBT_S0IX_Entry_REQ

TBT_CIO_Plug_

Event#

4 TBT_S0IX_Entry_ACK

5 SLP_S3#_TBT 6 TBT_PSON_Override_N

7 SLP_S5#_TBT 8 No Pin

9 Ground 10 SMBCLK_VSB

11 DG_PEWake 12 SMBDATA_VSB

13 TBT_RTD3_PWR_EN 14 Ground

15 TBT_Card_DET_R# 16 PD_IRQ#





CPU

DRAM

VGA

BOOT

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MSI PRO B660-A DDR4 Specifications

General

Audio chip	Realtek ALC897
Component for	PC
Motherboard chipset	Intel B660
Audio output channels	7.1 channels
Motherboard form factor	ATX
Motherboard chipset family	Intel
Processor socket	LGA 1700
Compatible processor series	Intel Celeron, Intel Pentium Gold
Non-ECC	No
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	2133, 2666, 3200, 3600, 4800 MHz
RAID levels	0, 1, 5, 10
RAID support	Yes
Supported storage drive types	SSD
Supported storage drive interfaces	M.2, SATA III
Parallel processing technology support	Crossfire
USB 2.0 connectors	1
USB 3.2 Gen 1 (3.1 Gen 1) connectors	2
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0
BIOS type	UEFI AMI
HDMI version	1.2
DisplayPort version	1.4
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.
Ethernet interface type	2.5 Gigabit Ethernet
Cables included	SATA
Harmonized System (HS) code	84733020
Weight	1000 g