It can vary, though it should be predictable. M3s, for instance, can launch as either Ivy Bridge or Sandy Bridge, depending. Same with the older M1s. But unless

It can vary, though it should be predictable. M3s, for instance, can launch as either Ivy Bridge or Sandy Bridge, depending. Same with the older M1s. But unless listed, you should get the processor expected. https://aws.amazon.com/ec2/instance-types/ https://aws.amazon.com/ec2/instance-types/