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QCD on the cell broadband engine

  • F. Belletti
  • , G. Bilardi
  • , M. Drochner
  • , N. Eicker
  • , Z. Fodor
  • , D. Hierl
  • , H. Kaldass
  • , T. Lippert
  • , T. Maurer
  • , N. Meyer
  • , A. Nobile
  • , D. Pleiter
  • , A. Schafer
  • , F. Schifano
  • , H. Simma
  • , S. Solbrig
  • , T. Streuer
  • , R. Tripiccione
  • , T. Wettig

Research output: Contribution to journalConference articlepeer-review

Abstract

We evaluate IBM’s Enhanced Cell Broadband Engine (BE) as a possible building block of a new generation of lattice QCD machines. The Enhanced Cell BE will provide full support of double-precision floating-point arithmetics, including IEEE-compliant rounding. We have developed a performance model and applied it to relevant lattice QCD kernels. The performance estimates are supported by micro- and application-benchmarks that have been obtained on currently available Cell BE-based computers, such as IBM QS20 blades and PlayStation 3. The results are encouraging and show that this processor is an interesting option for lattice QCD applications. For a massively parallel machine on the basis of the Cell BE, an application-optimized network needs to be developed.

Original languageEnglish (US)
Article number039
JournalProceedings of Science
Volume42
StatePublished - 2007
Event25th International Symposium on Lattice Field Theory, LATTICE 2007 - Regensburg, Germany
Duration: Jul 30 2007Aug 4 2007

All Science Journal Classification (ASJC) codes

  • General

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