2 2010 macbook pro's --- vast performance differences....

[George Rachor]

NO excessive fan noise.  I had the back off while changing disks and were pretty clean.  Yes.. I could add temp monitoring to see if they are being throttled.


George


> On Aug 20, 2020, at 11:11 PM, Raymond Wiker <rwiker at gmail.com> wrote:
> 
> It may be good idea to check the CPU temperature and the airflow inside the computer - dust buildup may reduce airflow and cooling, which in turn may cause CPU throttling.
> 
>> On 21 Aug 2020, at 07:50, George Rachor via cctalk <cctalk at classiccmp.org> wrote:
>> 
>> I’ll check in the morning but believe the 2 machines are identical except for screen size.  I’ll also check for the same version of Parallels.  I assume since these are 2010 machines I could upgrade the Parallels to current.  They are both running High Sierra.
>> 
>> On startup the 17” <the slower one>. Takes a very long time to show the desktop icons.  I have the feeling the problem isn’t Parallels as there is slowness in email and iTunes without Parallels being started up.
>> 
>> 
>> George
>> 
>> 
>>> On Aug 20, 2020, at 10:44 PM, Zane Healy <healyzh at avanthar.com> wrote:
>>> 
>>> On Aug 20, 2020, at 5:14 PM, George Rachor via cctalk <cctalk at classiccmp.org> wrote:
>>>> 
>>>> I have 2 2010 macbook pro's. Each have 8GB of Ram and both have a 2 TB hybrid seagate hard drives. Running Windows via Parallels. 15 inch system have reasonable perfomance. 17 inch system just crawls running windows. With RAM maxed out what else should I be looking for?
>>> 
>>> Do they have the same CPU’s, and the same version of Parallels?  Might be something with the Windows install on the one?
>>> 
>>> Zane
>>> 
>>> 
>> 
>