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Math Forum » Discussions » sci.math.* » sci.math.num-analysis.independent

Topic: integer Vs floating point efficiency?
Replies: 13   Last Post: Dec 5, 2012 8:41 PM

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Gordon Sande

Posts: 115
Registered: 5/13/10
Re: integer Vs floating point efficiency?
Posted: Dec 1, 2012 10:28 AM
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On 2012-12-01 08:41:21 -0400, Rui Maciel said:

> Gratuitous cross-posting to extend this query to s.m.num-analysis.
>
> Rui Maciel wrote:
>

>> Is there any information on the relative efficiency of modern CPUs with
>> regards to algebraic operations on integer and floating point data types?
>>
>> If there is, where can I get my hands on it?


Instruction timings etc are to be found in the processor's data sheets. Ask the
manufacturer of one. The web sites will have copies or request pages.

>> Thanks in advance,
>> Rui Maciel






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