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May 16th, 2013 01:00

help with upgrading cpu in optiplex 790

i want to change my cpu (Intel(R) Core(TM) i3-2100 CPU @ 3.10GHz) to a quad processor i don,t know how can do it or which  intel quad  should  i get i,am kind a noob an that stuff can you help me 

keep in mind i have HD6570 installed and 4 gb ram i do,t if  that going to be an issue with the power supply 


 

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March 30th, 2016 00:00

I have a 790 DT which came with an i3-2120. If I use an i7-2600, there is no video output. If I replace the i3-2120 it works again.

Why do you say that the i7-2600 is supported ?

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2.6K Posts

May 16th, 2013 02:00

Hello Mirindaa,

Thank you for replying. The Optiplex 790 Mini Tower were shipped with the following Quad Core Processors:

  1. Intel Core i7 2600 / 3.40GHz, 8M, VT-x, VT-d, TXT (vPro), 95W
  2. Intel Core i5 2500 / 3.30GHz, 6M, VT-x, VT-d, TXT (vPro), 95W
  3. Intel Core i5 2400 / 3.10GHz, 6M, VT-x, VT-d, TXT (vPro), 95W

You may contact Dell Spare Parts and order any of the above mentioned Processors. Contact number for Dell Spare Parts sales team # 1-800-357-3355 (US Customers only). 

Hope this helps!

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May 16th, 2013 02:00

Mini-Tower (MT)

6 Operator

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2.6K Posts

May 16th, 2013 02:00

Hello Mirindaa,

In order to assist you further, please help me understand the form factor you own. Optiplex 790 was released in 4 form factors. 

  1. Mini-Tower (MT) 
  2. Desktop (DT) 
  3. Small Form Factor (SFF) 
  4. Ultra Small Form Factor (USFF) 

Awaiting your response! 

 

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2.6K Posts

May 21st, 2013 08:00

Hi Mirindaa,  

Unfortunately we have not received feedback from you on this topic. If you need continued support, please write back. Other community members who need assistance please start your own topic in a new thread.

1 Message

May 30th, 2016 04:00

hello

will this chip work in my optiplex 790. it has the i3-2100 in it now :

Intel Core i7-2600k Review 2nd Generation Core Processor

thanks

5 Posts

November 8th, 2017 22:00

Hi, just to say I just successfully upgraded my Dell OptiPlex 790 from an Intel i3-2120 to an Intel i5-2500 procured on eBay, without checking OEM parts etc.

For those wanting an i7-2600, the symptoms sound like an onboard graphics failure (system boots, but no video). I have seen images of OptiPlex 790 devices which have the VGA port blocked off (Google search for them) - I wonder if this is supported with the i7? It would be worth trying setting up with the DisplayPort instead. Or upgrading the graphics so that the onboard is bypassed - might get it working? Please post success/failure here so we all know!

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