No, Apache Solr is not resource intensive. And in most cases, you do not need to invest in newer server.
Posted in: Pre-Sale, Support
How far along are you on the journey to provide e commerce options to your customers?
June 14, 2019
Reasons to Choose nopCommerce as an eCommerce Development Solution
February 20, 2019
Have a look at nopAccelerate Demo Store with 80,000+ products with nopAccelerate Solr and CDN Plugin.