> Any insights on the performance of the Opteron quad boxes? How do they > compare to their 32-bit counterparts like Xeon MPs? Have they proven > suitable for your bioinformatics environment? Short answer; the opterons blow away the Xeons. We've exaustively benchmarked both sorts of systems, and the opterons consistently come out ahead on both 32 and 64 bit versions of wublast, ncbi-blast, exonerate, repeatmasker and genewise. Cheers, Guy -- Dr. Guy Coates, Informatics System Group The Wellcome Trust Sanger Institute, Hinxton, Cambridge, CB10 1SA, UK Tel: +44 (0)1223 834244 ex 7199