MSI MAG B660M Mortar WIFI DDR4 Motherboard

Supports 12th Gen Intel® Core™, Pentium® Gold and Celeron® processors 1

Processor socket LGA1700

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)

2x PCIe x16 slots

PCI_E1 slot (From CPU)

Supports PCIe 4.0 x16

PCI_E3 slot (From B660 Chipset)

Supports PCIe 3.0 x4

1x PCIe 3.0 x1 slot

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

Available only on processors featuring integrated graphics.

Graphics specifications may vary depending on the CPU installed.

4x SATA 6Gb/s ports (SATA5~8, from B660 Chipset) 1

2x SATA 6Gb/s ports (SATA_A & SATA_B, from ASMedia ASM1061)

2x M.2 slots (Key M)

M2_1 slot (From CPU)

Supports PCIe 4.0 x4

Supports 2242/ 2260/ 2280 storage devices

M2_2 slot (From B660 Chipset) 1

Supports PCIe 4.0 x4

Supports SATA 6Gb/s

Supports 2242/ 2260/ 2280 storage devices

Supports Intel® Optane™ Memory

SATA8 will be unavailable when installing M.2 SATA SSD in the M2_2 slot.

Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices 1

SATA_A & SATA_B do not support RAID function.

Intel® B660 Chipset

1x USB 3.2 Gen2x2 20Gbps Type-C port on the back panel

1x USB 3.2 Gen 2 10Gbps Type-C port available through the internal connector

2x USB 3.2 Gen 1 5Gbps ports available through the internal connector

4x USB 2.0 ports on the back panel

USB Hub-GL3590

3x USB 3.2 Gen 2 10Gbps Type-A ports on the back panel

USB Hub-GL850G

4x USB 2.0 ports available through internal connectors

Realtek® ALC1200 Codec

7.1-Channel High Definition Audio

Supports S/PDIF output

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

1x 24-pin ATX main power connector

2x 8-pin ATX 12V power connectors

6x SATA 6Gb/s connectors

2x M.2 slots (M-Key)

1x USB 3.2 Gen 2 10Gbps Type-C connector

1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)

2x USB 2.0 Type-A connectors (supports additional 4 USB 2.0 ports)

1x 4-pin CPU fan connector

1x 4-pin water-pump fan connector

2x 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

4x EZ Debug LED

1x 4-pin RGB LED connector

2x 3-pin RAINBOW LED connectors

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

Micro-ATX Form Factor

9.6 in. x 9.6 in. (24.4 cm x 24.4 cm)