Arm’s C2-Ultra, G2-Ultra NX, and CSS N4 IP

Editor’s Note (9/8/2026): Arm has reached out to clarify that the maximum IPC increase of the C2-Ultra core over the C1-Ultra core using the parameters shown in the endnotes is 7% along with the memory bandwidth improvement not factoring into the IPC improvement. The article has been edited accordingly.Hello you fine Internet folks,While Arm’s last announcement was about their new datacenter focused CPU, the Arm AGI CPU. Their latest set of announcements bring a much wider focus. The incoming C2...