How do you specify the model of personal computers?

Question

Electronic accounting

Who names their personal computers for accounting purposes?
For example, for accounting in the accounting of fixed assets.
Those. there is a park of ordinary IBM PC-compatible personal computers, essentially no-names, consisting of components from different manufacturers. How to highlight the concept of "model" in such constructors?
I look at the old accounting records, there is either the name of the monitor as a model, then the name of the processor, then the case.
How is it done in your organizations?