Linux vs Windows - Conquering a Windows Based World

NYSE is moving from mips mainframe to IBM p servers running AIX and x86 HP servers running Linux, in an apparent move that will cut costs in half.

“Francis Feldman, the vice president of the shared data center for Securities Industry Automation Corp. (SIAC), the NYSE’s technology arm, said the bottom line for the migration was the bottom line. He estimates the move will halve the cost of transactions, and though he wouldn’t detail how much that would mean on a yearly basis, he said it is “serious financial savings, very serious.”"