When arivis was started, the software was built on the principle that the file size should never be the issue. The main bottlenecks when it comes to processing large datasets are the CPU processing power, availability of RAM, availability of GPU processing. Each of these affects the ability to process images in different ways. When looking at the Task Manager at the usage of PC resources we may get the impression that arivis is not using all of the computer's resources. This article explains in more details why looking at the Task Manager doesn't tell the whole story and why arivis uses all the resources it needs.