Intel Core i7 Processor LGA2011-v3 ReadyThis motherboard supports Intel Core i7 processors in the LGA2011-v3 package, with memory and PCI Express controllers integrated to support 4-channel (8 DIMM) DDR4 memory and 40/28 PCI Express 3.0/2.0 lanes.Chipset Manufacturer: IntelChipset Model: X99Total Processor Supported: 1Processor Socket: Socket LGA 2011-v3Processor Supported: Core i7Processor Supported: XeonMulti GPU Supported: CrossFireXMulti GPU Supported: SLINumber of Memory Slots: 8Memory Form Factor: DIMMMaximum Memory: 64 GBMemory Speed Supported: 3.20 GHz (O.C.)Memory Speed Supported: 3 GHz (O.C.)Memory Speed Supported: 2.80 GHz (O.C.)Memory Speed Supported: 2.67 GHz (O.C.)Memory Speed Supported: 2.40 GHz (O.C.)Memory Speed Supported: 2.13 GHzMemory Technology: DDR4 SDRAMController Type: Serial ATA/600RAID Supported: YesRAID Levels: 0RAID Levels: 1RAID Levels: 5RAID Levels: 10Gigabit Ethernet: YesNumber of Total Expansion Slots: 7Total Number of PCI Express Slots: 7Number of PCI Express x16 Slots: 7Number of eSATA Ports: 2Total Number of USB Ports: 10Number of USB 3.0 Ports: 8Number of USB 3.1 Ports: 2S/PDIF: YesNumber of SATA Interfaces: 8Number of M.2 Interfaces: 1Number of SATA Express Interfaces: 2Total Number of Onboard USB Ports: 8Number of Onboard USB 3.0 Ports: 4Onboard S/PDIF Header: YesForm Factor: SSI CEBWidth: 12Depth: 10.5"Green Compliant: YesGreen Compliance Certificate/Authority: RoHS"