It is possible to method to see the assets (RAM, CPU, etc) utilized by specific websites located in IIS? Something similar to task manager, but particularly for IIS.
Launch IIS manager and choose your server title. Within the features view, choose 'worker processes', beneath the 'iis' section. You can observe all presently running application pools should you double click an application pool, you can observe the present activity too (there is little appear when the website is under low load as it is processing it too quickly to become material).
If you would like more details, or you need to collect historic data, you are going to need to use performance monitor.