Benchmarking systems w/ very different data models is difficult to impossible, which is why you don't see that in this kind of survey piece. You're best off by picking one segment and focusing on that. Yahoo did that with the ColumnFamily stores (cassandra, hbase, and one they wrote internally) here: http://www.brianfrankcooper.net/pubs/ycsb-v4.pdf (note that Cassandra 0.5 results are on page 16 and 17, not inline w/ the rest)
Another, that goes into even more detail (imo, too much for one article, but a good article all the same): http://www.vineetgupta.com/2010/01/nosql-databases-part-1-la...
Benchmarking systems w/ very different data models is difficult to impossible, which is why you don't see that in this kind of survey piece. You're best off by picking one segment and focusing on that. Yahoo did that with the ColumnFamily stores (cassandra, hbase, and one they wrote internally) here: http://www.brianfrankcooper.net/pubs/ycsb-v4.pdf (note that Cassandra 0.5 results are on page 16 and 17, not inline w/ the rest)