The OWC 16GB DDR3 1866MHz Memory Kit (2x8GB)from OWC 16GB DDR3 1866MHz Memory Kit (2x8GB)consists of two 8GB DDR3 DIMM memory modules. Each module has a clock speed of 1866 MHz and 240-pin DIMM form factor. In addition, it is RoHS certified.

Mac Pro (December, 2013)

Module bandwidth of 14.9 GB/s

Related Questions and Answers

Q: 1. Do these have heat spreaders attached?

A: The RAM chips in this kit have heat sinks attached to them.

Q: 2. Can I install this in my MacBook Pro Mid 2010?Processor: 2.4 GHz Intel Core 2 DuoMemory: 4 GB 1067 MHz DDR3Graphics: NVIDIA GeForce 320M 256 MB

A: This kit is for an iMac with 4 memory slots. I would need to know the computer's serial number to point you to the correct memory modules.

Q: 3. Will these Mac kits work in a PC desktop with the same number of pins?

A: As these chips contain specific features for Apple compatibility, such as Apple Specified Thermal Sensor. This may or may not prevent the chip from working in a PC.

Q: 4. Hi, can this memory work in a Acer Aspire 5740-5749? (windows).The specification say memory for mac..

A: We specifically build our memory for Mac's, but most of the time it does work on PC's. The memory complies with JEDEC specifications, but there are far too many variables involved to tell you for certain.

Q: 5. will these work in a Mac Pro mid-2012 5.1 6-core machine?

A: If your Mid 2012 Mac Pro shipped with 1333Hz RAM it will be fully compatible with the computer. Note that some Mid 2012 models shipped with 1066MHz RAM. You can verify which your system uses by opening the System Information application in the Utilities folder.

Q: 6. Can i use this in my Asus motherboard that support DDR3 133MHz?

A: The RAM is compatible with Intel / AMD Process based PCs capable with the specifications listed above. Memory complies with JEDEC Specifications, document JESD79-3B

Q: 7. Can this memory work in an acer aspire7741 ? (windows)

A: It appears that your Aspire requires 1600MHz memory, this would not be appropriate.You would need OWC1600DDR3S08S.

Q: 8. Can I use those OWC in addition to my Mac Pros (12 core mid 2012) original Hynix modules?

A: I can tell you that those dimm work fine in your mac, but I don' t know if you can mix with others . In fact I had incompatibility problems with other dimm ( not The original).

Q: 9. Do you have any internal SSD's that will suit a hard drive upgrade for a MacBook Pro Mid 2010, model identifier 7,1? Many thanks

A: The Mercury Electra 3G SSD would be suitable.

Q: 10. Is this compatible with Mac Pro mid 2012 with 3 1066 2GB installed and one empty slot. I want to raise the RAM to 32GB. If this does not work what RAM do you reccomend?

A: This memory will not work in a Mac Pro. This is memory for an iMac or Macbook Pro. You need the OWC1333D3X9M032. However, this memory will require you to remove the existing Apple memory.