Arm capitalization: $ 31.6B
Intel capitalization: $ 272.4B
Amazon capitalization: $1240.0B
Amazon can throw an insane amount of money at a problem when the want to.Edit to add: a good source for how much the Arm IP Graviton2 uses which is more than I thought:
https://www.anandtech.com/show/15578/cloud-clash-amazon-grav...
The DDR4-3200 memory controllers are probably licensed IP.