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Re: [ts-7000] TS-7800 Floating Point Performance

To: <>
Subject: Re: [ts-7000] TS-7800 Floating Point Performance
From: "Michael" <>
Date: Tue, 5 Feb 2008 10:03:50 -0700
> Strangely, benchmarking 1000 iterations of my algorithm, I got almost
> exactly the same performance as with the 7260- about 54ms per
> iteration.  I expected that even if EABI wasn't doing it's job, I
> would at least get a 2.5 times speed up from the clock rate.  My test
> code reads a line (maybe 100 bytes) from a data file in the NAND flash
> once per iteration; otherwise, I can't think of anything outside the
> processor that takes any time.

I'm haven't done anything with floating point so I'm not too familiar with 
FP performance on the TS-7800, but I definitely would recommend trying your 
test without doing anything else like reading the flash, so as to eliminate 
that as a possible variable.

>
> Has anyone else benchmarked floating point on the 7800, and gotten
> better results?  Any idea what I might be doing wrong?  Thanks,
>
> -Mike
>
>

--Michael



 
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