The P650 core is compared to Cortex-A77 (while Neoverse-N1 is an offshoot of A76), but N1 is from 2019. P650 is still in the "dev kit somewhere in 2022" stage, while the new Neoverse-N2 is in the "AWS is letting EC2 customers test drive it already" stage: https://aws.amazon.com/blogs/aws/join-the-preview-amazon-ec2...