S.o.dimm Ddr3 Sdram 4gb For Mac

1. 2gb Ddr3 Sdram 1 Dimm
2. So Dimm Ddr3 Sdram

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2gb Ddr3 Sdram 1 Dimm

8.0 GB (2 x 4GB) 1867 MHZ DDR3 SO-DIMM PC3-14900 204 Pin CL11 Memory Upgrade Flexx ram Memory 8GB kit (4GBx2) DDR3 PC3-8500 1067MHz 204-Pin SODIMM (for Mac) by FLEXX. Items 1 - 11 of 11 - Microcenter.com has the best deals on Apple Memory, Mac RAM, iMAC Memory. Crucial 4GB DDR3-1066 (PC3-8500) CL7 SO-DIMM Laptop.

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So Dimm Ddr3 Sdram

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.Memory is not removable by users on iMac (21.5-inch, Late 2012), iMac (21.5-inch, Late 2013), iMac (21.5-inch, Mid 2014), iMac (21.5-inch, 2017), and iMac (Retina 4K, 21.5-inch, 2017). If the memory in one of these computers needs repair service, contact an. If you’d like to upgrade the memory in one of these models, an Apple Authorized Service Provider can help. Before you schedule an appointment, confirm that the specific Apple Authorized Service Provider offers memory upgrade services. Memory in iMac (21.5-inch, Late 2015), and iMac (Retina 4K, 21.5-inch, Late 2015) is not upgradeable.

The internal components of your iMac can be warm. If you've been using your iMac, wait ten minutes after shutting it down to let the internal components cool. After you shut down your iMac and give it time to cool, follow these steps:.

Disconnect the power cord and all other cables from your computer. Place a soft, clean towel or cloth on the desk or other flat surface to prevent scratching the display. Hold the sides of the computer and slowly lay the computer face-down on the towel or cloth. Open the memory compartment door by pressing the small grey button located just above the AC power port:.

The memory compartment door will open as the button is pushed in. Remove the compartment door and set it aside:. A diagram on the underside of the compartment door shows the memory cage levers and the orientation of the DIMM. Locate the two levers on the right and left sides of the memory cage. Push the two levers outward to release the memory cage:. After the memory cage is released, pull the memory cage levers toward you, allowing access to each DIMM slot. Remove a DIMM by pulling the module straight up and out. Note the location of the notch on the bottom of the DIMM.

When reinstalling DIMMs, the notch must be oriented correctly or the DIMM won't fully insert:. Replace or install a DIMM by setting it down into the slot and pressing firmly until you feel the DIMM click into the slot. The DIMM slot shown below is for iMac (27-inch, Late 2013) and iMac (Retina 5K, 27-inch, Late 2014, Mid 2015, and Late 2015). It requires that you insert the DIMM with the notch on the bottom, oriented towards the right: iMac (27-inch, Late 2012) and iMac (Retina 5K, 27-inch, 2017) have the notch on the bottom left:. After you install all of your DIMMs, push the memory cage levers back into the housing until they click back into place:. Replace the memory compartment door. You don't need to press the compartment door release button when replacing the compartment door.

Place the computer in its upright position. Reconnect the power cord and all other cables to the computer, then start up the computer.

Your iMac performs a memory initialization procedure when you first turn it on after upgrading memory or rearranging DIMMs. This process can take 30 seconds or more, and the display of your iMac remains dark until it's finished. Make sure to let the memory initialization complete. Number of memory slots 4 Base memory 4GB (but is configured to order) Maximum memory 16GB For iMac (Late 2009), you can use 2GB or 4GB RAM SO-DIMMs of 1066MHz DDR3 SDRAM in each slot. For iMac (Mid 2010) and iMac (Mid 2011), use 2GB or 4GB RAM SO-DIMMs of 1333MHz DDR3 SDRAM in each slot. Use Small Outline Dual Inline Memory Modules (SO-DIMM) that meet all of these criteria: iMac (Mid 2011) iMac (Mid 2010) iMac (Late 2009) PC3-10600 PC3-10600 PC3-8500 Unbuffered Unbuffered Unbuffered Nonparity Nonparity Nonparity 204-pin 204-pin 204-pin 1333MHz DDR3 SDRAM 1333MHz DDR3 SDRAM 1066MHz DDR3 SDRAM i5 and i7 Quad Core iMac computers come with both top memory slots populated.

These computers will not start up if only a single DIMM is installed in any bottom slot; these computers should operate normally with a single DIMM installed in any top slot. Core Duo iMac computers should operate normally with a single DIMM installed in any slot, top or bottom. ('Top' and 'bottom' slots refer to the orientation of the slots in the pictures below.

'Top' refers to the slots closest to the display; 'bottom' refers to the slots closest to the stand.). The internal components of your iMac can be warm. If you've been using your iMac, wait ten minutes after shutting it down to let the internal components cool. After you shut down your iMac and give it time to cool, follow these steps:. Disconnect the power cord and all other cables from your computer.

Place a soft, clean towel or cloth on the desk or other flat surface to prevent scratching the display. Hold the sides of the computer and slowly lay the computer face-down on the towel or cloth. Using a Philips screwdriver, remove the RAM access door in the bottom of your computer:. Remove the access door and set it aside. Untuck the tab in the memory compartment. If you're replacing a memory module, gently pull the tab to eject any installed memory module:. Insert your new or replacement SO-DIMM into the empty slot, noting the orientation of the keyway of the SO-DIMM as shown below.

After you insert it, press the DIMM up into the slot. There should be a slight click when you seat the memory correctly:. Tuck the tabs above the memory DIMMs, and reinstall the memory access door:. Place the computer in its upright position. Reconnect the power cord and all other cables to the computer, then start up the computer. These iMac computers have two side-by-side Synchronous Dynamic Random-Access Memory (SDRAM) slots in the bottom of the computer.

The maximum amount of random-access memory (RAM) you can install in each computer is: Computer Memory Type Maximum Memory iMac (Mid 2007) DDR2 4GB (2x2GB) iMac (Early 2008) DDR2 4GB (2x2GB) iMac (Early 2009) DDR3 8GB (2x4GB) You can use a 1GB or 2GB RAM module in each slot for iMac (Mid 2007) and iMac (Early 2008). Use 1GB, 2GB, or 4GB modules in each slot for the iMac (Early 2009). Use Small Outline Dual Inline Memory Modules (SO-DIMM) that meet all of these criteria: iMac (Mid 2007) iMac (Early 2008) iMac (Early 2009) PC2-5300 PC2-6400 PC3-8500 Unbuffered Unbuffered Unbuffered Nonparity Nonparity Nonparity 200-pin 200-pin 204-pin 667MHz DDR2 SDRAM 800MHz DDR2 SDRAM 1066MHz DDR3 SDRAM DIMMs with any of the following features aren't supported:.

Registers or buffers. PLLs. Error-correcting code (ECC). Parity. Extended data out (EDO) RAM. The internal components of your iMac can be warm. If you've been using your iMac, wait ten minutes after shutting it down to let the internal components cool.

After your iMac cools down, follow these steps:. Disconnect the power cord and all other cables from your computer. Place a soft, clean towel or cloth on the desk or other flat surface to prevent scratching the display. Hold the sides of the computer and slowly lay the computer face-down on the towel or cloth. Using a Philips screwdriver, remove the RAM access door in the bottom of the computer:. Remove the access door and set it aside. Untuck the tab in the memory compartment.

If you're replacing a memory module, untuck the tab and pull it to eject any installed memory module:. Insert your new or replacement RAM SO-DIMM into the empty slot, noting the orientation of the keyway of the SO-DIMM as shown above. After you insert it, press the DIMM up into the slot. There should be a slight click when you seat the memory correctly.

Tuck the tabs above the memory DIMMs, and reinstall the memory access door:. Place the computer in its upright position. Reconnect the power cord and all other cables to the computer, then start up the computer. The internal components of your iMac can be warm.

If you've been using your iMac, wait ten minutes after shutting it down to let the internal components cool. After you shut down your iMac and give it time to cool, follow these steps:. Disconnect the power cord and all other cables from your computer. Place a soft, clean towel or cloth on the desk or other flat surface to prevent scratching the display. Hold the sides of the computer and slowly lay the computer face-down on the towel or cloth. Using a Phillips screwdriver, remove the RAM access door on the bottom of the iMac and set it aside:. Move the DIMM ejector clips to their fully open position:.

Insert your RAM SO-DIMM into the bottom slot, keeping in mind the orientation of the keyed SO-DIMM:. After you insert it, press the DIMM up into the slot with your thumbs. Don't use the DIMM ejector clips to push in the DIMM, as this might damage the SDRAM DIMM. There should be a slight click when you seat the memory fully. Close the ejector clips:.

Reinstall the memory access door:. Place the computer in its upright position.

Reconnect the power cord and all other cables to the computer, then start up the computer. After you shut down your iMac and give it time to cool, follow these steps:.

Disconnect the power cord and all other cables from your computer. Place a soft, clean towel or cloth on the desk or other flat surface to prevent scratching the display. Hold the sides of the computer and slowly lay the computer face-down on the towel or cloth. Using a Phillips screwdriver, remove the RAM access door on the bottom of the iMac and set it aside:.

Pull the two levers on each side of the memory compartment to eject the memory module that's already installed:. Remove the memory module from your iMac as shown below:.

Insert your RAM SO-DIMM into the top slot, noting the orientation of the keyed SO-DIMM:. After you insert it, press the DIMM up into the slot with your thumbs. Don't use the DIMM ejector clips to push in the DIMM, as this might damage the SDRAM DIMM. There should be a slight click when you seat the memory fully.

Close the ejector clips:. Reinstall the memory access door:. Place the computer in its upright position. Reconnect the power cord and all other cables to the computer, then start up the computer. IMac models introduced before 2017 might make a warning sound when you start up after installing or replacing memory:. One tone, repeating every five seconds signals that no RAM is installed. Three successive tones, then a five-second pause (repeating) signals that RAM doesn't pass a data integrity check.

If you hear these tones, confirm that the memory you installed is compatible with your iMac and that it's installed correctly by reseating the memory. If your Mac continues to make the tone,. After you install memory, you should confirm that your iMac recognizes the new RAM by choosing Apple () menu About This Mac.

The window that appears lists the total memory, including the amount of memory that originally came with the computer plus the newly added memory. If all the memory in the iMac has been replaced, it lists the new total of all installed RAM. For detailed information about the memory installed in your iMac, click System Report. Then choose Memory under the Hardware section in the left side of System Information. If your computer doesn't recognize the memory or doesn't start up correctly, confirm that the RAM you installed is compatible with your iMac and that it's installed correctly by reseating the memory. If you continue to have issues with the memory in your iMac,.