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4th JILP Workshop on Computer Architecture Competitions Championship Branch Prediction (CBP-4)

4th JILP Workshop on Computer Architecture Competitions Championship Branch Prediction (CBP-4) -Moinuddin Qureshi (GT). Drum Rolls. The Reward 1. Trophy for winner in each category Certificates for winner and runners up in each category

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4th JILP Workshop on Computer Architecture Competitions Championship Branch Prediction (CBP-4)

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  1. 4th JILP Workshop onComputer Architecture Competitions Championship Branch Prediction (CBP-4) -Moinuddin Qureshi (GT)

  2. Drum Rolls • The Reward • 1. Trophy for winner in each category • Certificates for winner and runners up in each category • For reference, we also have MPKI for the winning predictor from CBP 2011 • (thanks to Andre for providing MPKI for CBP4 traces)

  3. For the 4KB category, the winner is … • The winning predictor from 2011 has MPKI: 3.882 • Winning predictor of CBP-4 reduced MPKI by 14.6%

  4. Detailed Results for 4KB Category MPKI with Min-ALL is 3.196 (3.6% lower)

  5. For the 32KB category, the winner is … • The winning predictor from 2011 has MPKI: 2.491 • Winning predictor of CBP-4 reduced MPKI by 5.1%

  6. Detailed Results for 32KB Category MPKI with Min-ALL is 2.288 (3.3% lower)

  7. For the Unlimited Category, the winner is … • 64KB version of 2011 predictor has MPKI: 2.358

  8. Detailed Results for Unlimited Category MPKI with Min-ALL is 1.659 (1.9% lower)

  9. Endnotes • Code, paper, and presentation will be uploaded on the CBP4website shortly • Branch prediction remains a very important problem. We need the next big insight ! • The below (from CBP3, Hongliang) still holds:

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