To benchmark the maximum shell script performance (in terms of calls to other tools per second), try this micro-benchmark:
while true; do date; done | uniq -c
It's like racing cars where one of the cars has its wheels taken off.
To benchmark the maximum shell script performance (in terms of calls to other tools per second), try this micro-benchmark:
Unix shells under Windows (with cygwin, etc.) run about 25 times slower than OS X.