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Amazon.com: SHANGZHAOYUAN X99 Dual CPU Motherboard LGA 2011-3 Server Motherboard for Intel i7 5th/6th Gen Xeon E5 V3/V4 Series (E-ATX, 8*DDR4 ECC Max 256G, 2*NVME M.2, 2*Gb LAN, SATA 6Gb/s, PCIe 3.0) :
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JINGSHA Dual Socket X99 LGA 2011-3 Motherboard Set With E5 2680V4 And 8PCS 32GB DDR4 2400MHZ ECC REG RAM - AliExpress