ModelBrandMSISeriesPROModelPRO B660M-A CEC WIFI DDR4 V2Part NumberPRO B660M-A CEC WIFI DDR4 V2Supported CPUCPU Socket TypeLGA 1700CPU TypeSupport Intel® Core™ 14th/ 13th/ 12th Gen Processors, Intel® Pentium® Gold and Celeron® Processors for LGA 1700 socketChipsetsChipsetIntel B660MemoryNumber of Memory Slots4x DDR4, Maximum Memory Capacity 128GB
Memory Support 5200/ 5066/ 5000/ 4800/ 4600/ 4533/ 4400/ 4266/ 4000/ 3866/ 3733/ 3600/ 3466/ 3333(O.C.)/ 3200/ 3000/ 2933/ 2800/ 2666/ 2400/2133(By JEDCE & 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+ MHzSupports Dual-Channel mode
Supports non-ECC, un-buffered memory
Supports Intel® Extreme Memory Profile (XMP)Memory StandardMemory Support 5200/ 5066/ 5000/ 4800/ 4600/ 4533/ 4400/ 4266/ 4000/ 3866/ 3733/ 3600/ 3466/ 3333(O.C.)/ 3200/ 3000/ 2933/ 2800/ 2666/ 2400/2133(By JEDCE & PORMaximum Memory Supported128GBChannel SupportedDual ChannelExpansion SlotsPCI Express 4.0 x161 x PCI Express 4.0 x16PCI Express x164x PCI-E x16 slot
PCI_E1 Gen PCIe 4.0 supports up to x16 (From CPU)
PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)
PCI_E3 Gen PCIe 3.0 supports up to x1 (From Chipset)
PCI_E4 Gen PCIe 3.0 supports up to x1 (From Chipset)PCI Slots4 x PCI SlotsStorage DevicesSATA 6Gb/s4 x SATA 6Gb/sM.22x M.2
M.2_1 Source (From CPU) supports up to PCIe 4.0 x4 , supports 2280 devices
M.2_2 Source (From Chipset) supports up to PCIe 4.0 x4 / SATA mode, supports 2280 devices
6x SATA 6GSATA RAID0/1/5/10Onboard AudioAudio ChannelsRealtek® ALC897 Codec
7.1-Channel High Definition AudioOnboard LANMax LAN Speedealtek® 8125BG 2.5Gbps LANWireless LANntel® Wi-Fi 6E
The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz / 5GHz / 6GHz* (160MHz) up to 2.4Gbps
Supports 802.11 a/ b/ g/ n/ ac/ axSupports Bluetooth® 5.3, FIPS, FISMA* Wi-Fi 6E 6GHz may depend on every country’s regulations and will be ready in Windows 10 build 21H1 and Windows 11.BluetoothYesRear Panel PortsBack I/O PortsKeyboard / Mouse
2.5G LAN
USB 3.2 Gen 2 10Gbps (Type-A)
Wi-Fi / Bluetooth
Audio Connectors
USB 2.0
USB 3.2 Gen 1 5Gbps (Type-A)
USB 3.2 Gen 2 10Gbps (Type-C)Internal I/O ConnectorsOther Connectors1x Power Connector(ATX_PWR)
2x Power Connector(CPU_PWR)
1x CPU Fan
1x Pump Fan
2x System Fan
2x Front Panel (JFP)
1x Chassis Intrusion (JCI)
1x Front Audio (JAUD)
1x Printer Port (JLPT)
1x Com Port (JCOM)
1x Tuning Controller connector(JDASH)
2x Addressable RGB LED connector(JRAINBOW)
1x RGB LED connector(JRGB)
1x TPM pin header(Support TPM 2.0)
4x USB 2.0 ports
2x USB 5Gbps Type A ports
1x USB 5Gbps Type C portsPhysical SpecForm FactormATXDimensions (W x L)243.84mmx243.84mmWindows CompatibilityWindows 11Support for Windows® 11 64-bit, Windows® 10 64-bit