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MSI PRO B660M-G DDR4 - mATX, s1700, 2xDDR4, 2xM.2, 1xHDMI, 1xDP, 1xVGA
Product Type:
Type Detail:
Intel Socket 1700 (6xx/7xx Series)
Manufacturer #:
Part Status:
Special Order Only
Milwaukee PC SKU:

Quick Tech Specs

Processor Manufacture: Intel
Socket: LGA 1700
Brand: MSI
Chipset Manufacture: Intel / B660
Form Factor: Micro ATX
SLI Support: NONE
Crossfire Support: NONE
Number of Memory Slots: 2 Slots
Max Memory: 64GB
Memory Type: DDR4
PCI Express x16 Slots: 1 Slots
PCI Express x1 Slots: 1 Slots
PCI Slots: None
WiFi Onboard: NONE
RAID Support: RAID 0/1/5/10
Sata 6 Gbits/s Ports (3.0/3.1): 4 Ports
Sata 3 Gbits/s Ports (2.0): None
Sata Express 16 Gbits/s Ports (3.2): None
M.2 Slots: 2 Slots
NVMe Support: Yes
eSata Ports: None
USB C Ports: None
Network Ports: 2.5 Gigabit
Legacy Ports: NONE
USB 3.x Ports (3.0 or higher): 4 Ports
Thunderbolt Ports: NONE
USB 3.0 Ports: None
USB 2.0 Ports: 2 Ports
Display Ports: 1 Port
HDMI Ports: 1 Ports


Form Factor

  • M-ATX Form Factor, 9.6 in. x 8.7 in.


  • Supports 12th Gen Intel® Core™ Processors, Pentium® Gold and Celeron® Processors, Processor socket LGA1700


  • Intel® B660 chipset


  • 2x DDR4 memory slots, support up to 64GB, Supports ADL-s 1R 2133/2666/2933/3200 MHz, 1DPC 1R Max speed up to 4600+ MHz, 1DPC 2R Max speed up to 4000+ MHz, Supports Dual-Channel mode, Supports non-ECC, un-buffered memory, Supports Intel® Extreme Memory Profile (XMP)


  • 1x 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 1/2 (PRO B660M-G DDR4)

Expansion Slots

  • 1x PCIe 4.0 x16 slot (from CPU), 1x PCIe 3.0 x1 slot (from B660 chipset)


  • 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


  • 1x Realtek® RTL8125BG 2.5Gbps LAN controller


  • Realtek® ALC897 Codec, 7.1-Channel High Definition Audio

USB Ports

  • 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

OS Support

  • Windows 10 64 bit

Internal I/O Ports

  • 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), 1x 4-pin CPU fan connector, 2x 4-pin system fan connector, 1x Front panel audio connector, 2x System panel connectors, 1x Serial port connector, 1x TPM module connector, 1x Chassis Intrusion connector, 1x Clear CMOS jumper, 1x JRGB, 2x JRAINBOW, 1x Tuning Controller Connector

Back I/O Ports

  • VGA, Keyboard / Mouse, LAN port, 3 x Audio Connectors, HDMI, DisplayPort, 2 x USB 2.0 Ports, 4 x USB 3.2 Gen 1 5Gbps Type-A Ports


  • 4x EZ Debug LED