CD-adapco has recently launched a new section on its website devoted to hardware benchmarks. Vendors are invited to submit results for various hardware platforms running Star-CD V3150. The suite of testcases are industy representative and have been selected to demonstrate the relative performance on different hardware platforms. The testcases are ordered in small ( <1 million cells) , medium (1-2 millions cells) and large cases ( >2 million cells). Results can be found on CD-adapco's web site here:
http://www.cd-adapco.com/support/bench/
Fluent also has a similar suite of benchmarks which can be found here:
http://www.fluent.com/software/fluent/fl5bench/