| Re: [eigen] Eigen Benchmark (number of FLOPS) |
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- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] Eigen Benchmark (number of FLOPS)
- From: Not Sure <kuerzn@xxxxxxxxxxxxxx>
- Date: Mon, 19 Dec 2011 15:13:32 +0100
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Ok Thanks
-------- Original Message --------
Subject: Re: [eigen] Eigen Benchmark (number of FLOPS)
From: Gael Guennebaud <gael.guennebaud@xxxxxxxxx>
To: eigen@xxxxxxxxxxxxxxxxxxx
Date: 19.12.2011 10:01
> but note that this benchmark is for sequential runs, the figure would
> be quite different if you consider parallel runs.
>
> gael
>
> On Mon, Dec 19, 2011 at 9:59 AM, Gael Guennebaud
> <gael.guennebaud@xxxxxxxxx> wrote:
>> don't worry, all the implementations included in this benchmark are
>> comparable in terms of FLOPS in the sense that they all perform the
>> same number of FLOPS for a given operation.
>>
>> gael
>>
>> On Mon, Dec 19, 2011 at 4:11 AM, Not Sure <kuerzn@xxxxxxxxxxxxxx> wrote:
>>> Hi!
>>> On the website http://eigen.tuxfamily.org/index.php?title=Benchmark you
>>> show some pretty impressive comparison of Eigen's performance.
>>> I have two consecutive questions:
>>>
>>> 1. Do the different implementations/library of BLAS functions differ in
>>> the number of floating point operations (FLOP) they need to complete?
>>>
>>> 2. If yes: Did you calculate the FLOP per second using some reference
>>> FLOP number or the number of actual performed FLOP of each
>>> implementation/library?
>>>
>>> Thank you for your answer,
>>>
>>> Johannes
>>>
>>>
>
>