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Re: [Discuss-gnuradio] Intel Atom Processor

From: Marcus D. Leech
Subject: Re: [Discuss-gnuradio] Intel Atom Processor
Date: Fri, 08 Oct 2010 14:54:17 -0400
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On 10/08/2010 02:46 PM, Sharif Shaher wrote:
>  Hello,
> We are thinking of using a 1.6GHz Intel Atom processor based PC with
> multiple gigabit Ethernet ports
> to collect data from multiple USPR2s and save that data off to disk. 
> We are hoping to be able to
> use decimation rates as low as 4 for captures of shorts (16bit I and
> 16 bit Q).  We will be doing
> nothing else on this PC, just capturing data.  So it will host ubuntu
> and gnuradio.  Does anyone have
> any idea if there is a throughput limit that we might be up against,
> say for 2 USRP2s, say 4 USRP2s.
> Has anyone successfully run gnuradio on an Atom?
> Thanks,
> Sharif
> _______________________________________________
> Discuss-gnuradio mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
I run Gnu Radio on an Atom D510 system for narrow-bandwidth radiometry.

No way in heck are you going to be able to run at 25Msps for even a
*single* USRP2, let alone multiple ones.
  I tried a 25Msps usrp2_fft.py on my atom D510 system (which is
dual-core at 1.6GHz), and it couldn't keep

Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium

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