A little while ago I said I thought that pure SAS drives would go the way of the dodo.
Well Seagate has put a kybosh on that little theory. They have released a 900Gb 2.5″ 10K SAS drive (full SAS, not hybrid).
That’s one heck of a drive.
You can find the details at: http://www.seagate.com/www/en-us/products/enterprise-ssd-hdd/savvio-10k/