The fact is that older processors demonstrate worse performance at the same clock speed than their modern counterparts. However, you should keep in mind the year of production. This means that you do not need to pay special attention to the number of cores when choosing the right laptop for this accounting software.
If your laptop for online business has a multi-core processor, then QuickBooks uses only a small portion of its CPU power. Quickbooks software only needs one core for its operations since it isn’t multithreaded software.