Intel has developed dual-core intel itanium 9100 series processors. A new feature called `core-level lock-step` improves data integrity and reliability of applications by eliminating undetected errors in core strengthens the itanium platform`s mission-critical support. The dual-core itanium processors are available with demand-based switching reducing server power consumption during low utilisation periods that can result in energy cost savings. The company supplies this dual core itanium 9100 series processor comes with salient features of up to 1.66 ghz clock speed and 667mhz front-side bus within a 104w power envelope.