The PRO B660M-B DDR4 is a business-oriented micro-ATX motherboard featuring the latest Intel B660 chipset that includes EZ debug. Supports Intel Core 12th Gen Processors The PRO B660M-B DDR4 motherboard supports 12th Gen Intel Core, Pentium Gold, and Celeron processors. Supports 12th Gen Intel Core, Pentium Gold and Celeron processors for LGA 1700 socket Supports DDR4 Memory, up to 4600+(OC) MHz Core Boost : With premium layout and digital power design to support more cores and provide better performance Memory Boost: Advanced technology to deliver pure data signals for the best performance, stability and compatibility Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr 2.5G LAN: Upgraded network solution for professional and multimedia use. Delivers a secure, stable and fast network connection Audio Boost: Reward your ears with studio grade sound quality Steel Armor: Protecting VGA cards against bending and EMI for better performance, stability and strength. Form Factor:Micro-ATX Socket Type: LGA 1700 Chipset: Intel B660 Fortified PCI-e 4.0 x16 MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points to support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor also shields the point of contact from electromagnetic interference: * 1 x PCI-e 4.0 x16 slot (with Steel Armor) * 1 x PCI-e 3.0 x1 slot Gen4 M.2 Connector The PRO B660M-B DDR4 motherboard features MSIs latest M.2 slots: * 1 x Gen4 x4 64Gb/s slot M.2 Shield Frozr Even the world’s fastest SSDs will automatically slow if thermal throttling firmware detects excessively high temperatures. M.2 Shield Frozr is MSIs most advanced thermal solution, offering the best possible protection to ensure maximum SSD transfer speed performance. 2 x DDR4 Dual Channel (4600 MHz OC) Memory Boost: A fully-isolated DDR circuit delivers pure data signals for optimal gaming and overclocking performance. XMP profiles in MSI BIOS are MSI OC LAB tested and can be easily enabled with auto power settings for optimized memory speed and stability.2.5G LAN Controller 2.5G LAN: A 2.5Gbps LAN controller delivers a premium network experience. Display Ports: Include HDMI 2.1 (4K/60Hz) as well as legacy VGA. HD Audio: 7.1-Channel High Definition Audio with Audio Boost. CPU Socket Socket 1700 CPU Brand Intel Installed Processors (Max) 0 (1) Supported Processor Manufacturer Intel Supported Processors 12th Gen Intel Core Processors, Pentium Gold and Celeron Processors 64-bit Support Yes Socket LGA1700 Rear Panel I/O Ports USB Ports 4 x USB 3.0 2 x USB 2.0 HDMI Port 1 x HDMI 2.1 VGA Port 1 x D-Sub Keyboard/Mouse Combo Port 1 x PS/2 RJ-45 Ports 1 x RJ-45 Audio Line In Ports 1 x 3.5mm Jack Audio Line Out Ports 1 x 3.5mm Jack Microphone In Port 1 x 3.5mm Jack Internal I/O Connectors SATA Connectors 4 x SATA III USB Connectors 1 x USB 3.0 header (supports 2 ports) 2 x USB 2.0 headers (supports 4 ports) Front Panel Connectors 1 x Front Panel 1 x Front Audio Cooling Fan Support 1 x CPU fan header 2 x System fan headers Serial Connectors 1 x COM header Chassis Intrusion Connector 1 x Chassis Intrusion header TPM Header 1 x TPM header Power Connector Port 1 x 24-pin ATX 1 x 8-pin EPS Other Connectors 1 x M.2 slot, Key M, Type 2242/2260/2280 (PCIe Gen4 x4) Memory Memory Bus Speed Up to 4600 MHz Memory Type DDR4 Maximum RAM 64 GB Memory Slot 2 x DIMM Motherboard Chipset Manufacturer Intel Northbridge B660 RAID Supported No SATA Supported Yes Expansion Number of PCI Express Slots 1 x PCI Express 4.0 x16 slot 1 x PCI Express 3.0 x1 slot Graphics Device Integrated Graphics Supported Yes Sound Integrated Sound Realtek ALC897 Warranty Warranty 3 Years Network Integrated Network Realtek RTL8125BG Network Speeds Supported Up to 2.5 Gbps Wireless LAN No Bluetooth No System Requirements Operating Systems Supported Microsoft Windows 11 / 10 64-bit System BIOS 1x 256 Mb flash UEFI AMI BIOS ACPI 6.4, SMBIOS 3.4 Multi-language Jumpers 1 x Clear CMOS Software Included (may be trial or restricted) Yes Drivers Yes Physical Form Factor MicroATX Motherboard In The Box MSI PRO B660M-B Motherboard Quick Installation Guide M.2 Clip 2 x SATA Cables Product Registration Card I/O Shield Driver DVD MSI Case Badge Width 244 mm Length 220 mm Key Features Firewire No Wireless Network No Memory Channel Dual On-board Audio Type 7.1 Number of SATA Ports 4 port(s) Number of USB Ports 6 port(s) SATA III Support Yes USB 3.0 Support Yes Multi GPU Support No VGA Connection Yes DVI Connection No HDMI Connection Yes DisplayPort Connection No Motherboard Form Factor mATX Motherboard Power Connectors 8-Pin Motherboard Chipset Intel B660 Thunderbolt No Motherboard Model MSI PRO B660M-B DDR4 USB 3.1 Support No Internal USB3.0 Header Yes M.2 Support Yes On-board RGB Control None Memory Speed 4600 MHz RGB Header Type None Addressable RGB No