You can buy a LGA 2011-3 server motherboard for about US$250 and a Xeon E5-2640 V4 Broadwell (10-cores) for US$1K. Then your just have to buy ECC DDR4-2133 or not ECC. Start with 64GB.

The Intel Xeon processors E5-2600 v2 product family will power the new IBM NeXtScale System, a high-density, flexible computing platform designed for high-demand workloads such as analytics, ...

Eurocom is launching the world's first 12 core / 24 thread Intel Xeon E5-2697 v2 based 12lbs (5.5kg) Mobile Server Supercomputer-class laptop, the EUROCOM Panther 5SE. Intel's Xeon E5-26xx v2 ...