LGA 20113 socket This server motherboard supports Intel 5th6th generation Core i7 processors and Xeon E5 V3V4 series processors Eg E51660 V3 E52695 V3 E51620 V4 E52690 V4 i75960X i76900K etc 8 DDR4 slots The memory slots of this X99 motherboard are 4channel design compatible with ECC and nonECC memory The effective frequency is 21332400MHz and the maximum capacity is 832GB Dual M2 This ATX motherboard is equipped with flash NVME M2 PCIe 30 X4 bandwidth and AHCI M2 SATA 6Gbps slots of which NVME M2 maximum speed Up to 32Gbps 5 PCIe Expansion Slots The LGA 20113 motherboard is equipped with 2 PCIe 30 X16 slots 1 PCIe 30 X4 slotswith steel casing and 2 PCIe 20 X1 slots Each lane can support a rate of 8Gbps and the rate of the X16 slot can reach 128Gbps The 2 X16 slots can be used together The X1 slot can be used to expand the network card sound card and hard disk Other powerful components Onekey onoff and onekey restart VRM cooling fan 71 channel audio digital diagnostic card and 7555cm aluminum alloy heat sink The package includes 1CPU fan bracket 2SATA cable 1small radiator 1motherboard Warm tips 1 The CR2032 battery on the motherboard has been removed It is not included in the package Please purchase it yourself 2 The user manual is not included in the package You can download the manual file on the product details page Note If you need the motherboard to enter the BIOS please press the Del key continuously after pressing the startup key Please do not wait until the startup LOGO screen appears on the computer screen before operating because it is already too late If you dont know where to download the driver it is recommended to use the win 10 system which can help you solve all driver problems