Surely 8-10 tabs will take more time to load. So use partial views & load the appropriate partial view by
load on-demand when you click appropriate tab.
Check this page.
http://www.codeproject.com/KB/FAQs/[
^]. [Press Page+Down twice]. There're 4 tabs(Article, Technical Blog, Tip/Trick & Reference) & each tab loads content by load on-demand.