MSI MAG B660 Tomahawk WiFi DDR4 Motherboard

  • Supports 12th Gen Intel® Core™, Pentium® Gold and Celeron® processors for LGA 1700 socket
  • Supports DDR4 Memory, up to 4800+(OC) MHz
  • Premium Thermal Solution: Extended Heatsink Design and M.2 Shield Frozr are built for high performance system and non-stop works
  • 2.5G LAN and Intel Wi-Fi Solution: Upgraded network solution for professional and multimedia use. Delivers a secure, stable and fast network connection
  • Lightning USB 20G: Built-in USB 3.2 Gen 2x2 port, offers 20Gbps transmission speed, 4X faster than USB 3.2 Gen 1
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[SKU] MB-MSI-B660TWD4

MAG B660 TOMAHAWK WIFI DDR4

CONQUER THE BATTLEFIELD

The MAG B660 TOMAHAWK WIFI DDR4 is a gaming oriented ATX motherboard constructed around the latest Intel B660 chipset that balances value with cutting-edge hardware.

Supports Intel Core 12th Gen Processors

SUPPORTS INTEL CORE 12TH GEN PROCESSORS

The MAG B660 TOMAHAWK WIFI DDR4 motherboard supports 12th Gen Intel Core, Pentium Gold, and Celeron processors.

Form Factor: ATX

Socket Type: LGA 1700

Chipset: Intel B660

12+1+1 Duet Rail Power System

12+1+1 DUET RAIL POWER SYSTEM

With its dual 8 pin power connectors and exclusive Core Boost Technology, the MAG B660 TOMAHAWK WIFI DDR4 is able to sustain heavy CPU power loads to support system-demanding game settings:

1. Digital PWM IC

2. 1-Phase AUX Power

3. 1-Phase GT Power

4. 12 Duet Rail CPU Power System

Integrated Cooling

INTEGRATED COOLING

VRM Cooling: Features an extended heatsink and 7W/mK thermal pads.

PCB Cooling: Premium 6-layer printed circuit design with 2 oz. thickened copper improves heat dissipation & reliability.

SSD Cooling: M.2 Shield Frozr prevents thermal throttling.

System Cooling: Connect and synchronize cooling with strategically placed pin-headers - including a dedicated pump-fan header.

Fortified PCI-e 4.0 x16

FORTIFIED PCI-E 4.0 X16

MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points to support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor also shields the point of contact from electromagnetic interference:

* 1 x PCI-e 4.0/3.0 x16 slot (with Steel Armor)

* 1 x PCI-e 3.0 x16 slot (CrossFire supported)

Gen4 M.2 Connectors

GEN4 M.2 CONNECTORS

The MAG B660 TOMAHAWK WIFI DDR4 motherboard features MSI's latest M.2 slots (Intel Optane supported):

* 2 x Gen4 x4 64Gb/s slots

* 1 x Gen4 x2 32Gb/s slot

*M.2 specifications may vary depending on the CPU installed.

M.2 Shield Frozr

M.2 SHIELD FROZR

Even the world’s fastest SSDs will automatically slow if thermal throttling firmware detects excessively high temperatures.

M.2 Shield Frozr is MSI's most advanced thermal solution, offering the best possible protection to ensure maximum SSD transfer speed performance.

4 x DDR4 Dual Channel (4800 MHz OC)

4 X DDR4 DUAL CHANNEL (4800 MHZ OC)

Memory Boost: A fully-isolated DDR circuit delivers pure data signals for optimal gaming and overclocking performance.

XMP profiles in MSI BIOS are MSI OC LAB tested and can be easily enabled with auto power settings for optimized memory speed and stability.

Wi-Fi 6 & Bluetooth 5.2

WI-FI 6 & BLUETOOTH 5.2

2.5G LAN: A 2.5 Gbps LAN controller delivers a premium network gaming experience.

USB 3.2 Gen 2x2 Type-C: Connect to devices and transfer files at high bandwidth rates: 20 Gb/s.

HD Audio: 7.1-Channel High Definition Audio with Audio Boost & S/PDIF output.

Wi-Fi 6: The latest wireless solution supports MU-MIMO and BSS color technology, delivering speeds up to 2400 Mbps.

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PROCESSOR

  • Supports 12th Gen Intel® Core™, Pentium® Gold and Celeron® processors 1
  • Processor socket LGA1700
  1. Please go to msi.com to get the newest support status as new processors are released.

See supported processors

CHIPSET

Intel® B660 Chipset

MEMORY

  • 4x DDR4 memory slots, support up to 128GB 1
  • 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)
  1. Please refer to www.msi.com for more information on compatible memory.

See supported memory

EXPANSION SLOT

  • 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)

MULTI-GPU

  • Supports AMD® CrossFire™ Technology

ONBOARD GRAPHICS

  • 1x HDMI 2.1 with HDR port, supports a maximum resolution of 4K 60Hz 1 / 2
  • 1x DisplayPort 1.4 port with HBR3, supports a maximum resolution of 4K 60Hz 1 / 2
  1. Available only on processors featuring integrated graphics.
  2. Graphics specifications may vary depending on the CPU installed.

STORAGE

  • 6x SATA 6Gb/s ports
    • SATA5~8 (From B660 chipset)
    • SATAA~B (From ASM1061)
  • 3x M.2 slots (Key M)
    • M2_1 slot (From CPU)
      • 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
  • Supports Intel® Smart Response Technology for Intel Core™ processors
  1. SATA7 will be unavailable when installing M.2 SATA SSD in the M2_3 slot.

RAID

  • Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices 1
  • Supports RAID 0, RAID 1 and RAID 5 for M.2 NVMe storage devices
  1. SATAA & SATAB do not support RAID function.

USB

Intel® B660 Chipset

  • 1x USB3.2 Gen 2x2 20Gbps port (Type-C port on the back panel)
  • 5x USB 3.2 Gen 2 10Gbps ports (4 Type-A ports on the back panel, 1 Type-C available through the internal connector)
  • 2x USB 3.2 Gen 1 5Gbps Type-A ports available through the internal connector
  • 8x USB 2.0 ports (4 Type-A ports on the back panel, 4 Type-A ports available through the internal connectors)

AUDIO

Realtek® ALC1220P Codec

  • 7.1-Channel High Definition Audio
  • Supports S/PDIF output

LAN

  • 1x Realtek® RTL8125B-CG 2.5Gbps LAN controller

WIRELESS LAN & BLUETOOTH®

Intel® Wi-Fi 6

  • 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

INTERNAL CONNECTORS

  • 1x 24-pin ATX main power connector
  • 2x 8-pin ATX 12V power connectors
  • 6x SATA 6Gb/s connectors
  • 3x M.2 slots (M-Key)
  • 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)
  • 1x 4-pin CPU fan connector
  • 1x 4-pin water-pump fan connector
  • 5x 4-pin system fan connectors
  • 1x Front panel audio connector
  • 2x System panel connectors
  • 1x Chassis Intrusion connector
  • 1x Clear CMOS jumper
  • 1x TPM module connector
  • 1x TBT connector (supports RTD3)
  • 1x Tuning Controller connector

LED FEATURE

  • 1x EZ LED Control switch
  • 2x 4-pin RGB LED connectors
  • 2x 3-pin RAINBOW LED connectors
  • 4x EZ Debug LED

BACK PANEL PORTS

  1. USB 2.0 Port
  2. DisplayPort 1.4
  3. 2.5G LAN Por
  4. Wi-Fi / Bluetooth Antenna
  5. HD Audio Connectors
  6. HDMI 2.1 Port
  7. USB 3.2 Gen 2 10Gbps Type-A
  8. USB 3.2 Gen 2x2 20Gbps Type-C
  9. Optical S/PDIF OUT
MAG B660 TOMAHAWK WIFI DDR4 back panel ports

DIMENSIONS

  • ATX Form Factor
  • 12 in. x 9.6 in. (30.5 cm x 24.4 cm)

BOX CONTENT

MAG B660 TOMAHAWK WIFI DDR4 ​box content​
  1. MSI® does not guarantee the risks or damages caused by changing the cover.
  2. These pictures are for reference only and may vary without notice.
MSI MAG B660 Tomahawk WiFi DDR4 Motherboard
MSI MAG B660 Tomahawk WiFi DDR4 Motherboard
MSI MAG B660 Tomahawk WiFi DDR4 Motherboard
MSI MAG B660 Tomahawk WiFi DDR4 Motherboard
Images provided in good faith but are for illustrative purposes only. Actual product may differ as manufacturer may have revised the item since its original listing. If you need clarification before ordering please contact us prior to ordering.
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