A benchmark comparing TT and oracle - http://forums.oracle.com/forums/thread.jspa?threadID=549039&tstart=0

Comparing Coherence and TimesTen - http://www.jroller.com/cpurdy/entry/defining_a_data_grid http://roberttcline.blogspot.com/2008/01/oracle-database-and-its-relationship.html

http://wiki.oracle.com/page/Timesten

My questions - http://forums.oracle.com/forums/search.jspa?userID=22541