[dba-Tech] Chip terminology

Most of them have 2,  a few newer ones have 4. 

Cuurent:
http://www.intel.com/content/www/xr/en/processors/core/core-i5-processor.html
Previous:
http://www.intel.com/content/www/xr/en/processor-comparison/compare-intel-processors.htm
l (expand the i5 tab for a long list)

Hyperthreading is a way of emulating multiple cores  by running more than one concurrent 
thread of execution on.each core.   So your i% can run two concurrent threads on each core 
so that it looks to the OS as though you have 4 cores.
 

On 19 Oct 2013 at 2:54, Jim Lawrence wrote:

> An i5 intel should have 4 cores.
> 
> Jim
> 
> ----- Original Message -----
> From: "Arthur Fuller" <fuller.artful at gmail.com>
> To: "Discussion of Hardware and Software issues"
> <dba-tech at databaseadvisors.com> Sent: Friday, October 18, 2013 5:51:31
> AM Subject: [dba-Tech] Chip terminology
> 
> Belarc Advisor tells me my laptop contains a 2.5 Gz Intel Core
> i5-3210M CPU. Beneath that it says Multi-core (2 total) Hyper-threaded
> (4 total)
> 
> Which I take to mean that it's a dual-core chip, but I don't
> understand what the Hyper-threaded number means. Can someone clue me
> in?
> 
> TIA,
> 
> -- 
> Arthur
> _______________________________________________
> dba-Tech mailing list
> dba-Tech at databaseadvisors.com
> http://databaseadvisors.com/mailman/listinfo/dba-tech
> Website: http://www.databaseadvisors.com
> _______________________________________________
> dba-Tech mailing list
> dba-Tech at databaseadvisors.com
> http://databaseadvisors.com/mailman/listinfo/dba-tech
> Website: http://www.databaseadvisors.com
>