"The number of transactions that exceed five seconds has dropped from 12 per cent to well under one per cent.

"This is particularly important because we have service level agreements around system performance that include financial penalties if we don't meet them."

The hardware refresh also allowed IWL to improve its availability and disaster recovery capabilities.

Moore said the systems run as a cluster across two datacenters with the capacity to fail over almost immediately if one of the servers should fail.

IWL Limited provides a range of brokerage solutions, a suite of financial advisory software products and incisive equities and managed funds research to financial advisory groups, financial institutions and retail and wholesale investors around Australia.