There were a few answers but two revolved around using reReplace() & replace(), and it was these which prompted me to see which would be best for the job.Well the results we quite good, though i also tested on CF4.52 - now this was amazing. Ok, heres test 1:
and heres test 2
|Test 1||Test 2|
Anyway as you can see that by not using the regex engine the CFMX the times drop by roughly 100%.