According to IDC, the Australian server market reached $1 billion USD during 2007.  While volume only grew by two percent, there was strong growth in the high-end enterprise market as it grew by an amazing 30.2 percent thanks to the interest in virtualization.

"Virtualisation helped boost server revenue numbers in 2007 with richer configurations of servers being deployed to drive space, utilisation and energy efficiency," says Matthew Oostveen, research manager of Asia/Pacific enterprise servers and workstations research at IDC. 

...

"Virtualisation was also one of the key underpinnings for the 40 percent increase in x86 blade server shipments in 2007," said Oostveen.

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