MSI MAG B660 TOMAHAWK WIFI DDR4 12th Gen ATX Motherboard


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  • Supported Processor: 12th Gen Intel Core, Pentium Gold & Celeron processors
  • Supported Socket: LGA 1700 socket
  • Supported Memory: DDR4, up to 4800+(OC) MHz
  • Premium Thermal Solution, Lightning M.2
Basic Information
Supported CPU Supports 12th Gen Intel Core, Pentium Gold and Celeron processors
Processor socket LGA1700
Chipset Processor socket LGA1700
Form Factor ATX Form Factor
12 in. x 9.6 in. (30.5 cm x 24.4 cm)
Audio 7.1-Channel High Definition Audio
Supports S/PDIF output
Expansion Slots
PCI 2x PCIe x16 slots
PCI_E1 (From CPU)
Support up to PCIe 4.0
PCI_E2 (From B660 chipset)
Support up to PCIe 3.0 x4
1x PCIe 3.0 x1 slot (From B660 chipset)
M.2 Socket 3x M.2 slots (Key M)
Type DDR4
Slots 4x DDR4 memory slots
Supported Memory Supports 1R 2133 / 2666 / 3200 MHz (by JEDEC & POR)
Max overclocking frequency:
1DPC 1R Max speed up to 4800+ MHz
1DPC 2R Max speed up to 4000+ MHz
2DPC 1R Max speed up to 4000+ MHz
2DPC 2R Max speed up to 3600+ MHz
Supports Dual-Channel mode
Supports non-ECC, un-buffered memory
Supports Intel Extreme Memory Profile (XMP)
Maximum Memory 128GB
Graphics 1x HDMI 2.1 with HDR port, supports a maximum resolution of 4K 60Hz
1x DisplayPort 1.4 port with HBR3, supports a maximum resolution of 4K 60Hz
Supports AMD CrossFire Technology
Connector & Ports
HDMI HDMI 2.1 Port
Display Port (s) DisplayPort 1.4
USB (s) 1x USB 3.2 Gen 2 10Gbps Type-C port
1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)
2x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
LAN Port (s) 1x Realtek RTL8125B-CG 2.5Gbps LAN controller
Wireless Communication module The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ up to 2.4Gbps
Supports 802.11 a/ b/ g/ n/ ac/ ax
Supports Bluetooth 5.2
Supported Storage 6x SATA 6Gb/s ports
SATA5~8 (From B660 chipset)
SATAA~B (From ASM1061)
Supports up to PCIe 4.0 x4
Supports 2242/ 2260/ 2280/ 22110 storage devices
M2_2 & M2_3 slots (From B660 chipset)
M2_2 supports up to PCIe 4.0 x4
M2_3 supports up to PCIe 4.0 x2 1
Supports SATA up to 6Gb/s
Supports 2242/ 2260/ 2280 storage devices
Intel Optane Memory
Audio HD Audio Connectors
1x Front panel audio connector
Internal I/O Ports 1x 24-pin ATX main power connector
2x 8-pin ATX 12V power connectors
6x SATA 6Gb/s connectors
1x 4-pin CPU fan connector
1x 4-pin water-pump fan connector
5x 4-pin system fan connectors
2x System panel connectors
1x Chassis Intrusion connector
1x Clear CMOS jumper
1x TBT connector (supports RTD3)
1x Tuning Controller connector
TPM (Trusted Platform Module ) 1x TPM module connector
Warranty Information
Manufacturing Warranty 3 years

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