OK. So now that you know I have "2", does that give you enough information to answer my initial question - why does the "after" code run slower than the "before" code for those two examples?



>It would be NumberOfPhysicalCPUs * NumberOfCoresPerCPU * 2(if CPU/core supports Hyper-threading)
>
>>Thanks for that.
>>
>>It returns 2. What does that indicate? 2 physical CPUs or 1 physical CPU with 2 cores? I couldn't find anything in the help file (surprise).
>>
>>Mike
>>
>>
>>>Use this:
>>>?GetEnv("NUMBER_OF_PROCESSORS")