You can get full blown Xeon chips with 22 cores per socket nowadays. You don't have to go ARM or Xeon-D to get a ton of cores. http://ark.intel.com/products/91317/Intel-Xeon-Processor-E5-...
That's not true. You just can't get a sim card with voice/SMS capability. Foreigners can get data only SIMs no problem, most airports will sell them (often out of a vending machine) e.g. https://t.iijmio.jp/en/
You can get full blown Xeon chips with 22 cores per socket nowadays. You don't have to go ARM or Xeon-D to get a ton of cores. http://ark.intel.com/products/91317/Intel-Xeon-Processor-E5-...
That's not true. You just can't get a sim card with voice/SMS capability. Foreigners can get data only SIMs no problem, most airports will sell them (often out of a vending machine) e.g. https://t.iijmio.jp/en/