Rating: 5/5 16GB is the new 640k of RAM June 13, 2018 8GB is constricted on my Macbook Pro 8,2. Bumping up to 16GB was quick and easy and it keeps this 2011 MBP still humming along. Bumping up to 16GB was quick and easy and it keeps this 2011 MBP still humming along. I hate to disappoint you, but you'll never be able to get 32GB on a 2011 macbook pro. It is supported at the chipset level, but there are no 16GB chips for that memory spec. When 16GB sodimms do appear, they won't match the appropriate spec. *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. 4k display for mac. • 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.
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