x VGA port, supports a maximum resolution of 2048x1536 @50Hz, 2048x1280 @60Hz, 1920x1200 @60Hz
1x HDMI™ 2.1 with HDR port, supports a maximum resolution of 4K 60Hz
1x DisplayPort 1.4 port, supports a maximum resolution of 4K 60Hz (PRO B660M-G DDR4)
* Available for the processor with integrated graphics.
* Graphics specifications may vary depending on the CPU installed.
Audio
Realtek® ALC897 Codec
7.1-Channel High Definition Audio
LAN
1x Realtek® RTL8125BG 2.5Gbps LAN controller
Storage
4x SATA 6Gb/s ports (From B660 chipset)
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™ Technology
SATA7 will be unavailable when installing M.2 SATA SSD in the M2_2 slot.
* Intel® Optane™ Memory Ready. Before using Intel® Optane™ memory modules, please ensure that you have updated the drivers and BIOS to the latest version from MSI website.
RAID
Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices
USB
Intel® B660 Chipset
6x USB 3.2 Gen 1 5Gbps ports (4 Type-A ports on the back panel, 2 ports through the internal connector)
2x USB 2.0 Type-A ports on the back panel
USB Hub-GL850G
4x USB 2.0 ports available through internal connectors
Form factor
M-ATX Form Factor
9.6 in. x 8.7 in. (24.4 cm x 22.0 cm)
BIOS features
1x 256 Mb flash
UEFI AMI BIOS
ACPI 6.4, SMBIOS 3.4
Multi-language
Internal connectors
1x 24-pin ATX main power connector
1x 8-pin ATX 12V power connector
4x SATA 6Gb/s connectors
2x USB 2.0 connector (support additional 4 USB ports)
1x USB 3.2 Gen 1 5Gbps connector (support additional 2 USB ports)