MSI MAG B660 TOMAHAWK WIFI DDR4 User Guide

19

BAT1

: PCIe 4.0 x16 (From CPU)
: PCIe 3.0 x1 (From B660 chipset)
: PCIe 3.0 x4 (From B660 chipset)

Important
 If you install a large and heavy graphics card, you need to use a tool such as MSI
 to support its weight to prevent deformation of the slot.
 For a single PCIe x16 expansion card installation with optimum performance, using
the  slot is recommended.
 When adding or removing expansion cards, always turn off the power supply and
unplug the power supply power cable from the power outlet. Read the expansion
card’s documentation to check for any necessary additional hardware or software
changes.

These connectors connect to the switches and LEDs on the front panel.
1
2 10
9
+
+
+  
+
Power LED
HDD LED Reset Switch
Reserved
Power Switch
JFP1
1 HDD LED + 2 Power LED +
3  4 
5 Reset Switch 6 Power Switch
7 Reset Switch 8 Power Switch
9 Reserved 10 No Pin
1
JFP2
+
+


Speaker
Buzzer
1  2 Buzzer +
3  4 Speaker +

MSI MAG B660 TOMAHAWK WIFI DDR4 Specifications

General

Processor socket	LGA 1700
Processor manufacturer	Intel
Compatible processor series	Intel Celeron, Intel Core i3, Intel Core i5, Intel Core i7, Intel Core i9, Intel Pentium Gold
Non-ECC	Yes
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	2133, 2400, 2666, 2933, 3200, 3333, 3400, 3466, 3600, 3733, 3800, 4000, 4200, 4400, 4600, 4800 MHz
RAID levels	0, 1, 5, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, PCI Express 4.0, SATA III
Parallel processing technology support	Crossfire
USB 2.0 connectors	2
Number of SATA III connectors	6
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1
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.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth version	5.2
Top Wi-Fi standard	Wi-Fi 6 (802.11ax)
Ethernet interface type	2.5 Gigabit Ethernet
Component for	PC
Motherboard chipset	Intel B660
Audio output channels	7.1 channels
Motherboard form factor	ATX
BIOS type	-
Harmonized System (HS) code	84733020
Weight	1000 g

Weight and Dimensions

Depth	305 mm
Width	244 mm
Height	65 mm