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Apple iMac (21.5-inch, Mid 2011) Memory RAM

Certified Compatible Memory (RAM) Upgrades for Apple iMac (21.5-inch, Mid 2011).
Apple Order Numbers MC309LL/A, MC812LL/A, BTO/CTO
Apple Model IDs iMac12,1
Apple Model Number A1311 (EMC 2428)
RAM Slots 4
Max RAM 32GB
  • Original price $33.99 - Original price $33.99
    Original price
    $33.99
    $33.99 - $33.99
    Current price $33.99

    16GB Kit (2x8GB) DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

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    Original price $33.99 - Original price $33.99
    Original price
    $33.99
    $33.99 - $33.99
    Current price $33.99
  • Original price $47.99 - Original price $47.99
    Original price
    $47.99
    $47.99 - $47.99
    Current price $47.99

    16GB Kit (4x4GB) DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

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    Original price $47.99 - Original price $47.99
    Original price
    $47.99
    $47.99 - $47.99
    Current price $47.99
  • Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99

    2GB DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

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    Original price $9.99 - Original price $9.99
    Original price
    $9.99
    $9.99 - $9.99
    Current price $9.99
  • Original price $67.99 - Original price $67.99
    Original price
    $67.99
    $67.99 - $67.99
    Current price $67.99

    32GB Kit (4x8GB) DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

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    Original price $67.99 - Original price $67.99
    Original price
    $67.99
    $67.99 - $67.99
    Current price $67.99
  • Original price $11.99 - Original price $11.99
    Original price
    $11.99
    $11.99 - $11.99
    Current price $11.99

    4GB DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

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    Original price $11.99 - Original price $11.99
    Original price
    $11.99
    $11.99 - $11.99
    Current price $11.99
  • Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99

    4GB Kit (2x2GB) DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

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    Original price $19.99 - Original price $19.99
    Original price
    $19.99
    $19.99 - $19.99
    Current price $19.99
  • Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99

    8GB DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

    View full details
    Original price $16.99 - Original price $16.99
    Original price
    $16.99
    $16.99 - $16.99
    Current price $16.99
  • Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99

    8GB Kit (2x4GB) DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

    View full details
    Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99
  • Original price $39.99 - Original price $39.99
    Original price
    $39.99
    $39.99 - $39.99
    Current price $39.99

    8GB Kit (4x2GB) DDR3 1333MHz (PC3-10600) SODIMM 1.5V

    In stock

    Upgrade Designed For Apple iMac (21.5-inch, Mid 2011) Apple Order No. BTO/CTO | 2.8GHz 4-Core Intel Core i7-2600S MC309LL/A | 2.5GHz 4-Core I...

    View full details
    Original price $39.99 - Original price $39.99
    Original price
    $39.99
    $39.99 - $39.99
    Current price $39.99