Techworld: Big Blue Cheaper than Red Hat Jan 3, 2007, 19 :00 UTC (13 Talkback[s]) (9297 reads) (Other stories by Chris Mellor)
"Fresh light on mainframe total cost of ownership reveals Big Blue's big iron is cheaper than a roomful of servers. Research house Illuminata's report, 'IBM System z TCO: Man Bites Dog' shows that running 10-50 applications on a mainframe costs less than running the same workload on a one server/one application basis where the servers run Linux or Solaris.
"The report, written by Illuminata analyst Wayne Kernochan, (based on data supplied by IBM) states 'it no longer makes sense for the large enterprise to measure TCO strictly on a one-application-per-server basis.' It compared multi-application workloads running on one mainframe versus a bunch of blade servers or a set of 50 distributed servers..."