THERMAL SOLUTION FOR MORE CORES & HIGHER PERFORMANCE With more cores&153; processors, thermal & power design is more important to make sure the temperature keeps lower. MSI extended PWM heatsink & enhanced circuit design ensures even high-end Intel CPU to run in full speed with MSI motherboards. LIGHTNING GEN 4 M.2 Utilizing 12th Gen Intel Core processors, MSI B660 motherboards feature latest Lightning Gen 4 M.2 which is the fastest onboard storage solution on the market with up to 64 Gb/s transfer speed. FAST & FUTURE-READY STORAGE MSI B660 motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier. OPTANE: BOOST YOUR HDD TO PERFORM LIKE AN SSD PC Enthusiasts can now enjoy the performance of an SSD on their HDD by coupling it with the new Intel&174; Optane&132;&162; Memory device. Intel&174; Optane&132;&162; technology provides an unparalleled combination of high throughput, low latency, high quality of service, & high endurance. HIGH-BANDWIDTH & LOW-LATENCY NETWORK 2.5 Gbps LAN provides incredible data transfer speed faster than general Gigabit LAN. This is a premium solution for demanding users. OPTIMIZE ONLINE GAMING TRAFFIC FOR LOWER LATENCY! MSI LAN Manager automatically classifies & prioritizes the latency-sensitive applications for online games, giving you the best online gaming experience with low latency.\n\n\n\n Internal I/ONumber of M.2 (M) slots 2 Audio connector Yes Supported storage drive interfaces M.2, SATA IIIUSB 2.0 connectors 4USB 3.2 Gen 1 (3.1 Gen 1) connectors 3 Number of SATA III connectors 4 Technical details Motherboard chipset family Intel Motherboard chipset Intel B660 Parallel processing technology support Crossfire Motherboard form factormicro ATXComponent for PCAudio Audio output channels 7.1 channels Performance Supported storage drive types HDD & SSDWindows operating systems supported Windows 10 Home x 64, Windows 11 x 64 Motherboard chipset family Intel Motherboard chipset Intel B660RAID levels 0, 1, 5, 10 Audio output channels 7.1 channels Motherboard form factormicro ATXComponent for PCExpansion card interfaces Audio connector Yes Processor Processor manufacturer Intel Compatible processor series Intel&174; Core&132;&162; i 9 Processor socket LGA 1700 Memory Number of memory slots 4 Memory slots type DIMMSupported memory types DDR4-SDRAMMemory channels Dual-channel Supported memory clock speeds 2133, 2400, 2666, 2933, 3200, 3333, 3400, 3600, 3733, 3800, 4200, 4266, 4400, 4600, 4800 MHz Maximum internal memory 128 GBUnbuffered memory Yes Storage controllers Supported storage drive types HDD & SSDSupported storage drive interfaces M.2, SATA IIIRAID levels 0, 1, 5, 10 Graphics Parallel processing technology support Crossfire Rear panel I/O ports USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity 2USB 2.0 ports quantity 2HDMI ports quantity 1 Ethernet LAN (RJ-45) ports 1 Display Ports quantity 1 Network Ethernet LANYes Wi-Fi No Ethernet interface type 2.5 Gigabit Ethernet Features Windows operating systems supported Windows 10 Home x 64, Windows 11 x 64 Motherboard chipset family Intel Motherboard chipset Intel B660 Audio output channels 7.1 channels Motherboard form factormicro ATXComponent for PCAudio chip Realtek ALC897 Expansion slots Number of M.2 (M) slots 2PCI Express x 1 (Gen 3.x) slots 1PCI Express x 16 slots 2BIOSBIOS type UEFI AMIBIOS memory size 256 Mbit Software Windows operating systems supported Windows 10 Home x 64, Windows 11 x 64 Weight & dimensions Width 244 mm Depth 244 mm\n\n\n\n Datasheet: https://d 5bm 31en 4blvo.cloudfront.net/uploads/pdf/mmo_96053911_1644409258_2573_3246.pdf