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MSI MAG B660M MORTAR MAX WIFI DDR4 LGA 1700 Intel B660 Micro ATX CLOCKGEN Motherboard

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  • BIOS update may be required when used with some 14th generation Intel Core processors, visit MSI support website for more information
  • Supports 12th Gen Intel Core Processors, Pentium Gold and Celeron Processors.
  • 4 DIMMs, Dual Channel DDR4-4800+ (OC)
  • OC Engine: With the clock generator, the OC Engine technology releases the maximum power of CPU.
  • Extended Heatsink Design:MSI extended PWM heatsink and enhanced circuit design ensures even high-end processors to run in full speed.
  • Lightning Gen 5: The latest PCIe 5.0 solution with up to 128GB/s bandwidth for maximum transfer speed.
  • M.2 Shield FROZR: M.2 thermal accessory. Keeps M.2 SSDs safe while preventing throttling, making them run faster.
  • Wi-Fi 6E: The latest wireless solution supports 6GHz spectrum, MU-MIMO and BSS color technology, delivering speeds up to 2400Mbps.
  • 2.5G Network Solution:Featuring premium 2.5G LAN to deliver better network experience.
Specs
Reviews (214)

Learn more about the MSI MAG B660M MORTAR MAX WIFI DDR4

Model
Brand MSI
Model MAG B660M MORTAR MAX WIFI DDR4
Supported CPU
CPU Socket Type LGA 1700
CPU Type Supports 13th / 12th Gen Intel Core, Pentium Gold and Celeron processors. *
* Please go to msi.com to get the newest support status as new processors are released.
Chipsets
Chipset Intel B660
Memory
Number of Memory Slots 4x288pin (DDR4)
Memory Standard Supports 1R 2133/ 2666/ 3200 MHz (by JEDEC & POR)
Max overclocking frequency:
1DPC 1R Max speed up to 5333+ 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

* Please refer to www.msi.com for more information on compatible memory.
Maximum Memory Supported 128GB
Channel Supported Dual Channel
Memory Feature Supports non-ECC, un-buffered memory
Supports Intel Extreme Memory Profile (XMP)
Expansion Slots
PCI Express 5.0 x16 PCI_E1 slot (From CPU) Supports PCIe 5.0 x16
PCI Express x4 PCI_E3 slot (From B660 Chipset) Supports PCIe 3.0 x4
PCI Express x1 1 x PCIe 3.0 x1
Storage Devices
Serial ATA (SATA) 4 x SATA 6Gb/s ports (SATA5~8, from B660 Chipset)
2 x SATA 6Gb/s ports (SATA_A & SATA_B, from ASMedia ASM1061)

* SATA8 will be unavailable when installing M.2 SATA SSD in the M2_2 slot.
M.2 M2_1 slot (From CPU)
Supports PCIe 4.0 x4
Supports 2242/ 2260/ 2280 storage devices

M2_2 slot (From B660 Chipset)
Supports PCIe 4.0 x4
Supports SATA 6Gb/s
Supports 2242/ 2260/ 2280 storage devices
Supports Intel Optane Memory
SATA RAID Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices.
SATA_A & SATA_B do not support RAID function.
Onboard Audio
Audio Chipset Realtek ALC897
Audio Channels 7.1-Channel High Definition Audio
Supports S/PDIF output
Onboard LAN
LAN Chipset Realtek 8125BG
Max LAN Speed 2.5Gbps
Wireless LAN Intel Wi-Fi 6E
- The Wireless module is pre-installed in the M.2 (Key-E) slot
- Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ 6GHz1 (160MHz) up to 2.4Gbps
- Supports 802.11 a/ b/ g/ n/ ac/ ax
- Supports Bluetooth 5.22, FIPS, FISMA

Wi-Fi 6E 6GHz may depend on every country’s regulations and will be ready in Windows 10 version 21H1 and Windows 11.
Bluetooth 5.2 will be ready in Windows 10 version 21H1 and Windows 11.
Bluetooth Bluetooth 5.22
Rear Panel Ports
Back I/O Ports USB 2.0 Port
DisplayPort 1.4
USB 3.2 Gen 2 10Gbps Type-A
2.5G LAN Port
Wi-Fi / Bluetooth Antenna
HD Audio Connectors
HDMI 2.1 Port
USB 3.2 Gen 2x2 20Gbps Type-C
Optical S/PDIF OUT
Internal I/O Connectors
Onboard USB 1 x USB 3.2 Gen 2 10Gbps Type-C connector
1 x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)
2 x USB 2.0 Type-A connectors (supports additional 4 USB 2.0 ports)
Other Connectors 6 x SATA 6Gb/s connectors
2 x M.2 slots (M-Key)
1 x 4-pin CPU fan connector
1 x 4-pin water-pump fan connector
2 x 4-pin system fan connectors
1 x Front panel audio connector
2 x System panel connectors
1 x Chassis Intrusion connector
1 x Clear CMOS jumper
1 x TPM module connector
1 x TBT connector (supports RTD3)
1 x Tuning Controller connector
Software Feature
Windows 11 Supported
Physical Spec
Form Factor Micro ATX
LED Lighting 4 x EZ Debug LED
1 x 4-pin RGB LED connector
2 x 3-pin RAINBOW LED connectors
Dimensions (W x L) 9.6" x 9.6"
Power Pin 1 x 24-pin ATX main power connector
2 x 8-pin ATX 12V power connectors
Additional Information
Date First Available October 24, 2022

Warranty & Returns

Warranty, Returns, And Additional Information

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