"Loading speeds" refers to how quickly something, such as a webpage or a video, is able to fully appear on a screen or be ready for use. It indicates the efficiency and speed of loading or displaying digital content. Full definition
This does seem to help page loading speed in some instances, but it isn't consistent — some pages load fast while others seem to take forever. (the-ebook-reader.com)
Choosing your cart isn't just about site loading speed or mobile readiness. (selfstartr.com)
After viewing the demos and the trial version, possibly the biggest standout is the faster loading speed for the reader. (goodereader.com)