X99 Dual Motherboard Combo with 22 Core Xeon E5 2699 V4*2 Processors and 8*8GB DDR4 2400Mhz ECC Reg Memory Kit NVME USB 3.0|Motherboards| - AliExpress
All In One X99 Motherboard Combo With Dual Xeon E5 2699 V3 Kit Pc Mainboard With Processor And Memory X99 For Chia Mining Plate - Motherboards - AliExpress
Intel Haswell-EP Xeon E5-2699 V3 Processors Benchmarked - 18 Cores, 36 Threads, 45 MB LLC and 145W TDP For HPC