MSI MAG B660M Mortar Wifi DDR4

PROCESSOR
Supports 12th Gen Intel Core, Pentium Gold and Celeron processors
Processor socket LGA1700

CHIPSET
Intel B660 Chipset

MEMORY
4x DDR4 memory slots, support up to 128GB
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)

EXPANSION SLOT
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

MULTI-GPU
Supports 2-Way AMD CrossFire Technology

ONBOARD 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
Available only on processors featuring integrated graphics.
Graphics specifications may vary depending on the CPU installed.

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

RAID
Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices
SATA_A & SATA_B do not support RAID function.