On Thu, Mar 10, 2016 at 12:23 PM, Ross Walker <ross.rosswalker.co.uk> wrote:
> Compatibility: Not sure - this is just an install of Intel Compiler Suite 2016 for CentOS 7.2 and then source /opt/intel2016/compilers_and_libraries_2016.1.150/linux/bin/iccvars.sh intel64
I think it has to do with this: https://software.intel.com/en-us/node/522750
-Dan
>
> then icc -v gives
>
> [rcw.broadwell ~]$ icc -v
> icc version 16.0.1 (gcc version 4.8.5 compatibility)
>
> So I assume it just detects what the base system compilers are. Not sure...
>
> All the best
> Ross
>
>> On Mar 10, 2016, at 10:19, David A Case <david.case.rutgers.edu> wrote:
>>
>> On Thu, Mar 10, 2016, Ross Walker wrote:
>>>
>>> On a 'to be released in a few months Intel Xeon chip' (Can't give more
>>> details due to NDA).
>>>
>>> gcc version 4.8.5 20150623 (Red Hat 4.8.5-4) (GCC)
>>> DHFR NPT 4fs - 4.51 ns/day
>>>
>>> icc version 16.0.1 (gcc version 4.8.5 compatibility)
>>> DHFR NPT 4fs - 5.95 ns/day
>>
>> OK...I agree that this is a significant difference. What does "gcc version
>> 4.8.5 compatibility" mean? Is there some compiler switch like this?
>>
>> ...dac
>>
>>
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--
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Daniel R. Roe, PhD
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University of Utah
30 South 2000 East, Room 307
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Received on Thu Mar 10 2016 - 12:00:03 PST
