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Processing units and Fragment Warps in G78 and Immortalis-G715

Hello forum,

Could you please answer below queries

1. how many Processing Units does Immortalis-715 supports for each shader code?

2. Streamline reports that double Fragment warps count in G715 over G78. does it mean that only few shader cores are used for execution?

Thanks,

Venkatesh.

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  • Thanks Peter.

    One other quick basic question. I didn't find Varying shader count/units info in the datasheet you pointed above.

    I see following formula for varying cycles in G78 and G715 performance counters doc.

    In G78, Varying cycles formula is $MaliCoreVaryingCycles32BitInterpolationActive + $MaliCoreVaryingCycles16BitInterpolationActive

    In G715, ($MaliCoreVaryingIssues32BitInterpolationSlots / 4) + ($MaliCoreVaryingIssues16BitInterpolationSlots / 4).

    from G715 formula, can I infer that each shader core supports 4 Varying units i.e. one Varying uint for one Arithmetic unit?

    Thanks,

    Venkatesh.

Reply
  • Thanks Peter.

    One other quick basic question. I didn't find Varying shader count/units info in the datasheet you pointed above.

    I see following formula for varying cycles in G78 and G715 performance counters doc.

    In G78, Varying cycles formula is $MaliCoreVaryingCycles32BitInterpolationActive + $MaliCoreVaryingCycles16BitInterpolationActive

    In G715, ($MaliCoreVaryingIssues32BitInterpolationSlots / 4) + ($MaliCoreVaryingIssues16BitInterpolationSlots / 4).

    from G715 formula, can I infer that each shader core supports 4 Varying units i.e. one Varying uint for one Arithmetic unit?

    Thanks,

    Venkatesh.

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