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    Home  »  Memory  »  iMac  »  iMac (Late 2009)
    iMac (October 2009) Memory Upgrades

    Actual product may differ slightly in appearance.

    OWC Memory trade-in rebate

    Memory trade-in rebate

    Send us your old memory when you upgrade and we'll give you a rebate!

    OWC Memory Upgrades For iMac (Late 2009)

    32GB
    Up to 32GB memory1

    Works with the following Model IDs

    • iMac10,1
    • iMac11,1
    How to find Model ID

    Recommended Upgrades

    iMac (Late 2009) recommend memory 1
    32GB (8GB x 4)
    27" models only
    $174.88
     Buy Now
    iMac (Late 2009) recommend memory 2
    16GB (8GB x 2)
    27" models only
    $89.88
     Buy Now
    iMac (Late 2009) recommend memory 3
    16GB (4GB x 4)
    $89.88
     Buy Now

    OWC Memory

    • This Mac has four available memory slots.
    • Install in pairs for best performance.
    • Backed by an OWC Limited Lifetime Warranty.
    Buying Options 1066MHz DDR3 PC3-8500 -- Maximum 32GB supported1
    2GB (2GB x 1) $11.99 Learn more Buy Now
    4GB (4GB x 1) $24.99 Learn more Buy Now
    4GB (2GB x 2) $21.98 Learn more Buy Now
    8GB (4GB x 2) $44.99 Learn more Buy Now
    16GB (4GB x 4) $89.88 Learn more Buy Now
    16GB (8GB x 2)
    Compatible with 27" models only
    		$89.88 Learn more Buy Now
    32GB (8GB x 4)
    Compatible with 27" models only
    		$174.88 Learn more Buy Now

    Install Videos

    Our step-by-step installation videos guide you through upgrading your Mac, iPhone, iPad or iPod.

    View all Install Videos »
    iMac (October 2009) memory install video

    Solid State Drives

    Shop SSD specifically for your iMac Experience the true speed of your mac with an OWC SSD flash storage upgrade. Select your Model ID below.

    SSDs for your SYSTEM NAME
    1. 27-inch iMac models (iMac11,1 and iMac 10,1) support up to 32GB total memory (maximum 8GB per slot). 21.5-inch iMac models (iMac10,1) only support up to 16GB total memory (maximum 4GB per slot).