Google tests new version of search engine Caffeine

Google announced that they are internally testing a new version of Google search code named Caffeine . The launch of Bing ,its increasing and market share and their recent tie-up with Yahoo decreased the market share of Google to some extend .Though Yahoo and Microsoft cannot beat Google in search quality ,technology and infrastructure , it definite that they will gain some potential users in coming years .Google is aware of this .The new version of Google search is probably their answer to competitors .The new Google search in sandbox is now publicly available here .

There not much difference in design of front and result page . But you will notice a slight improvement in speed .Also there's a difference in search results orientation .