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Performance optimization: vlookup within range or whole column?

  1. #1
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    Performance optimization: vlookup within range or whole column?

    Is there a significant performance boost when I vlookup within specified range (e.g. $A$1:$A$10000) rather than the whole column (e.g. A:A)? What if I'm vlookuping this way for 2,000 values? And what about 40,000?

  2. #2
    Forum Expert Tony Valko's Avatar
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    Re: Performance optimization: vlookup within range or whole column?

    Lots of good info on efficiency here:

    http://www.decisionmodels.com/
    Biff
    Microsoft MVP Excel
    Keep It Simple Stupid

    Let's Go Pens. We Want The Cup.

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