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ram

  1. A

    RAM Upgrade 4+4+8 Gb in Imac - Possible?

    I have bought a new iMac 27 inch, and it has come with 2x4Gb RAM so 8Gb RAM, I want to upgrade it to 16 Gb RAM, is it possible that, only if i buy a single 8 gb ram and install it in the 3rd Rack will it work fine? or do i need to remove the previous installed RAM? and install a fresh 2x8Gb Ram...
  2. S

    Crucial Ram

    Hi guys, Newbie here. I am considering upgrading the ram for my late 2015 i7 iMac. Could someone please let me know if there is a difference between the two sets of ram? If there is, could you please give me a little more information and which one to go for. The model numbers are CT7916286...
  3. glynster

    Another ram question - sorry

    I have tried searching the forums but can't find a definitive answer to this that directly relates to my model so I thought I would throw it out to you "Ramologists" out there. I have a 2010, 5,1, 8 core 2.4ghx (westmere) Mac pro and it had 14 gigs of ram (6x1gb 2 x 4gb) - I create a lot of...
  4. M

    Upgraded RAM to 8GB and not sure if it works

    I have a 2012 Macbook Pro. I just upgraded my RAM to 2 sets of 4GB. Under my activity monitor it shows that physical memory is 4gb. Is this correct? Or can I be that one of the slots is not properly working?
  5. E

    Excessive fan speed with new RAM?

    Just installed an extra 16GB of RAM (with existing 6GB) in my Pro 3,1 (Early 2008) and fan now sounds like it is trying to take off! Very noisy when doing some things (Photos, PS) and slightly noisier than before when not doing anything. All RAM is Type: DDR2 FB-DIMM Speed: 800 MHz. Top...
  6. T

    5k iMac Freezing and Restarting

    Hi, I searched but the ones I saw, they would get a message saying "your computer has restarted because of a problem". However, I am not getting that message at all. It just freezes, then after a few seconds the screen turns off, then restarts up and when I sign in everything I was working on is...
  7. jgelin

    Beeping After RAM Upgrade?

    Hello All, I have recently endeavored to take apart my Late 2013 iMac and upgrade the RAM and the HDD to an SSD. I have gotten all of the pieces out and then put it back together. When I put it back together on power the machine just beeps once, then 5-6 seconds pass, then it will beep again...