For those of you running computers that are older and/or slower, your hard drive may be acting as a bottleneck of sorts when loading certain web sites. If you switch over your cache or profile folder to use your RAM instead, this may speed up your browser noticeably.
The use of a RAMDisk is nothing new to desktop computing and has been around for decades. The difference between then and now is that software like the free Dataram RAMDisk on the Windows platform makes it all very easy. See video below for details.