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Groups > comp.os.linux.embedded > #258

Re: ARM now as powerful as Intel chips

Date 2012-05-04 09:05 +0200
From David Brown <david@westcontrol.removethisbit.com>
Newsgroups comp.os.linux.advocacy, comp.os.linux.embedded, uk.comp.os.linux
Subject Re: ARM now as powerful as Intel chips
References <kCAor.226075$dO.12759@fx29.am4> <GJ6dnWqFj9Z6ZT_SnZ2dnUVZ_qGdnZ2d@bresnan.com>
Message-ID <zLqdnd7TGpFr4j7SnZ2dnUVZ8h6dnZ2d@lyse.net> (permalink)

Cross-posted to 3 groups.

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On 03/05/2012 23:30, OldGoat wrote:
> On 5/3/2012 1:01 PM, 7 wrote:
>> ARM now as powerful as Intel chips
>> ----------------------------------
>>
>> http://www.theinquirer.net/inquirer/news/2172329/tsmc-28nm-31ghz-cortex-a9-chip
>>
>>
>> A 3.1GHz dual core ARM is out which probably means it will outperform
>> any Intel CPU where instructions per second bottleneck is a problem.
>>
>> Big news for Linux.
>>
>> These devices ought to bring higher than desktop PC performance
>> to mediocre netbooks and tablets on a low power budget
>> and probably leave you wanting nothing more than beyond that
>> for all your every day office and browsing needs.
>>
>> Since Linux runs on parallel supercomputers, putting 2 or 3 of
>> these ARM chips and getting a parallel Linux distro up and running
>> on a tablet with probably take your tablet beyond where gaming is stuck
>> at with windopws. Any electronics engineer could get this done.
>>
>> Get coding I say! :-)
>>
>>
> But will the arms be data alignment tolerant like the Intels are?
>

It will probably be as tolerant as x86/amd64 - i.e., misaligned data 
works for simple stuff, but at much lower performance, and completely 
screws any difficult things like precise ordering for inter-process and 
inter-thread communication.

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Thread

ARM now as powerful as Intel chips 7 <email_at_www_at_enemygadgets_dot_com@enemygadgets.com> - 2012-05-03 20:01 +0100
  Re: ARM now as powerful as Intel chips OldGoat <oats@farmerbrowns.com> - 2012-05-03 15:30 -0600
    Re: ARM now as powerful as Intel chips David Brown <david@westcontrol.removethisbit.com> - 2012-05-04 09:05 +0200
      Re: ARM now as powerful as Intel chips Grant Edwards <invalid@invalid.invalid> - 2012-05-04 13:20 +0000
        Re: ARM now as powerful as Intel chips David Brown <david@westcontrol.removethisbit.com> - 2012-05-04 16:09 +0200
          Re: ARM now as powerful as Intel chips OldGoat <oats@farmerbrowns.com> - 2012-05-04 12:00 -0600
      Re: ARM now as powerful as Intel chips OldGoat <oats@farmerbrowns.com> - 2012-05-04 11:58 -0600
      Re: ARM now as powerful as Intel chips Theo Markettos <theom+news@chiark.greenend.org.uk> - 2012-05-05 00:45 +0100

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