Apple MC557LL/A RAM Memory Chip Specifications

The Apple MC557LL/A memory chip specifications are as follows:

Manufacturer:Apple
OEM Part #:MC557LL/A
Chip Description:4GB, 1066MHz, DDR3-1066 PC3-8500, 204p SODIMM, 1.5v

Purchase a DMS Equivalent Replacement Chip

DMS chips have the same specifications as the original parts and are backed by a lifetime warranty and are guaranteed to be compatible with the Apple MC557LL/A chip. Our eCommerce store allows you to order these chips today, just click the buy button below and checkout in our online eshop.

ImageDescriptionManufacturerSizeSpeedPinsECCSKUPriceBuy
4GB DMS Certified Memory 204 Pin DDR3-1066 PC3-8500 512x64 CL7 1.5V SODIMMDMS4GBPC3-8500204-Pin SO-DIMMNon-ECCDM50 223-1
$17.97
$14.29
BuyDetails


Apple computers using part number MC557LL/A

ManufacturerModel NameStandard MemoryMax MemoryNumber of SocketsMemory Comments
AppleMacBook Pro (17 in, Mid 2009)4000 MB (2 x 2 GB)8000 MB2PC3-8500 1066Mhz DDR3 SDRAM SO-DIMM 204-pin
AppleMacBook Pro (15.4 in, Mid 2010)4000 MB (2 x 2 GB)8000 MB2PC3-8500 1066Mhz DDR3 SDRAM SO-DIMM 204-pin
AppleMacBook Pro (15.4 in, Mid 2009)4000 MB (2 x 2 GB)8000 MB2PC3-8500 1066Mhz DDR3 SDRAM SO-DIMM 204-pin
AppleMacBook Pro (13.3 in, Mid 2009)4000 MB (2 x 2 GB)8000 MB2PC3-8500 1066Mhz DDR3 SDRAM SO-DIMM 204-pin
AppleMacBook Pro (17 in, Early 2009)4000 MB (2 x 2 GB)8000 MB2PC3-8500 1066Mhz DDR3 SDRAM SO-DIMM 204-pin
AppleMacBook Pro (13.3 in, Mid 2010)4000 MB (2 x 2 GB)8000 MB2PC3-8500 1066Mhz DDR3 SDRAM SO-DIMM 204-pin
AppleMacBook Pro (17 in, Mid 2010)4000 MB (2 x 2 GB)8000 MB2PC3-8500 1066Mhz DDR3 SDRAM SO-DIMM 204-pin
Data Memory Systems, Inc, ComputersDealers, Salem, NH
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Apple MC557LL/A Memory Upgrades from Data Memory Systems

Data Memory Systems carries a full line of Apple memory upgrades including memory for the Apple MC557LL/A.  Apple MC557LL/A memory upgrades from Data Memory Systems are guaranteed to be 100% compatible.  Our Apple MC557LL/A memory upgrades are manufactured to Apple’s original specification to assure compatibility.  All of our Apple MC557LL/A memory upgrades are tested here in our test lab and backed by a lifetime warranty. 

Finding the correct memory upgrade for your Apple MC557LL/A has never been easier.  You can either use the Model Number Search field and enter “MC557LL/A” or use our very simple Memory Finder to select the correct Apple MC557LL/A memory upgrade for your system.   First select Apple as your manufacturer and then select the correct Apple product type (desktop, notebook, etc) from the selections that follow.  Then locate the correct Product Line, in this case it would be Memory. From the memory page you can now select your model, Apple MC557LL/A Memory.  Data Memory Systems’ Memory Finder will help you make the correct choice.  If you are still unsure you can use our Online Chat for assistance or call our knowledgeable sales team at (800) 662-7466.

A memory upgrade is the easiest and least expensive way to add more life to your Apple MC557LL/A. Before you buy an expensive brand new computer, invest in a Apple memory upgrade that will add new life to your Apple. Your Apple MC557LL/A will run faster and be more productive once you add a new Apple memory upgrade from Data Memory Systems.

Data Memory Systems has been selling Memory Upgrades for over twenty years.  We strive to have the lowest prices for the highest quality memory upgrades.  But shopping online is more than about prices.  It is about feeling comfortable and secure and knowing that you are shopping at a store you can trust.  Data Memory Systems has set the standard for Customer Service First since 1987.

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