The Processor-Memory bottleneck
CPU and GPU Bottlenecks: Everything You Should Know
https://www.cs.cmu.edu/afs/cs/academic/class/15213-f09/www/lectures/23-caches-6up.pdf
2008 The Processor-Memory bottleneck: Problems and Solutions
https://analyticsindiamag.com/solving-the-memory-bottleneck-problem-of-tinyml/
https://www.scientific-computing.com/feature/overcoming-memory-bottleneck