64GB OWC Memory Upgrade Kit
only $127.92 $69.99 You Save $57.93

64GB OWC Memory Upgrade Kit

8 x 8GB PC10600 DDR3 ECC-R 1333MHz DIMMs for Mac Pro 2009-2012 'Nehalem' & 'Westmere' models.


Mfr P/N: 1333D3X8M64K OWC SKU: OWC1333D3X8M64K

$90.99 off - *NOW* Get Parallels Desktop Pro Edition - Windows/Multi OS Compatibility software for Mac - Only $29.00 with select OWC SSDs, HDDs, Memory, External Storage, and Optical Drives! (Limit 3 rebates, 1 rebate per qualifying item)

Must purchase with: Parallels Desktop Pro Edition for Mac - 1 Year License. SPECIAL PURCHASE

Memory Built by Mac People, for Mac People (and PC too), for Over 30 Years

  • OWC p/n OWC1333D3MPE4GB (4GB modules), OWC1333D3MPE8GB (8GB modules) and OWC1333D3MPE16G (16GB modules) require that all installed modules be of the same p/n OWC4GB, 8GB and/or 16GB modules. Other existing Apple or 3rd party 1GB, 2GB and 4GB modules are not supported for use with these kits and need to be removed when these modules are added.
OWC Memory Trade-in Rebate

Trade In Your Original Memory and SAVE!

Within 60 days from the purchase date of qualifying OWC memory, you can choose to trade in your old memory for a cash rebate! Learn More »

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4GB Modules

4GB
arrow up 1 x 4GB $10.88 in stockIn Stock: Ships Same Day!
16GB
arrow up 4 x 4GB $43.52$38.99 in stockIn Stock: Ships Same Day!

8GB Modules

8GB
arrow up 1 x 8GB $15.99$13.49 in stockIn Stock: Ships Same Day!
16GB
arrow up 2 x 8GB $31.98$24.99 in stockIn Stock: Ships Same Day!
24GB
arrow up 3 x 8GB $47.97$34.99 in stockIn Stock: Ships Same Day!
32GB
arrow up 4 x 8GB $63.96$44.99 in stockIn Stock: Ships Same Day!
48GB
arrow up 6 x 8GB $95.94$59.99 in stockIn Stock: Ships Same Day!
64GB
arrow up 8 x 8GB $127.92$69.99 in stockIn Stock: Ships Same Day!

16GB Modules

16GB
arrow up 1 x 16GB $28.99$26.79 in stockIn Stock: Ships Same Day!
32GB
arrow up 2 x 16GB $57.98$47.99 in stockIn Stock: Ships Same Day!
48GB
arrow up 3 x 16GB $86.97$67.99 in stockIn Stock: Ships Same Day!
64GB
arrow up 4 x 16GB $115.96$87.99 in stockIn Stock: Ships Same Day!
96GB
arrow up 6 x 16GB $173.94$124.99 in stockIn Stock: Ships Same Day!
128GB
arrow up 8 x 16GB $231.92$159.99 in stockIn Stock: Ships Same Day!

Overview

OWC Memory for Mac & PC

OWC Memory. Built for Macs + PCs.

Experience your computer's true performance potential.

Improve System Speed

OWC Memory is the most cost effective and simple DIY upgrade you can install to unleash your Mac or PC's full potential, and speed up overall responsiveness.

More Apps. More Files

Become a multi-tasking maven when you upgrade your Mac or PC with OWC Memory. Open more apps. Open larger files. Plus, work with multiple files all at the same time.

Save $$ vs Factory

Save BIG vs factory memory options. Plus, select among options not offered by the factory. OWC makes it easy to find the perfect upgrade to fit your needs.

Lab Tested Compatibility

We test every OWC memory module at our in-house lab so you can upgrade with the confidence that your memory is built-to-last.

Lifetime Warranty

We built your OWC Memory upgrade to meet or exceed the toughest industry specs to provide years of worry-free service.

Step-by-Step Videos

Our detailed install videos guide your upgrade from start to finish. We provide all the steps to make your OWC Memory upgrade DIY easy.

OWC Logo

Experience the OWC Difference

Rely on the trusted name for memory upgrades, drives and accessories for over 30 years. Your OWC Memory upgrade was built by Mac and PC people, for Mac and PC people. Our expert support team is always a call or click away. You can talk to an actual human who will kindly provide advice and guidance for any questions you may have.

Being helpful and treating others the way you would want to be treated is not just a novel idea. It’s how we do business. It's how we’re built. It's what we’ve been doing since 1988.

    Data Rate

    • 1333MT/s

    I/O Clock Speed

    • 666MHz

    Registration

    • Registered

    Error Correction

    • ECC

    Cycle Time

    • 1.5 ns

    Form Factor

    • DIMM

    Type of Memory

    • DDR3

    PC Speed

    • 10600

    Timing

    • CAS = 9.0
    • Full Parameters: 9-9-9-24

    Bandwidth

    • 10.6GB/s

    JEDEC

    • Fully compliant with JEDEC specifications

    Total Capacity

    • 64GB

    Pin Count

    • 240-pin

    Chip Architecture

    • 1024M x 72

    Printed Circuit Board Type

    • Low noise 8-layer PCB

    RoHS Compliant

    • Yes

    Ambient Temperature

    • Operating: 32°F to 185°F (0°C to 85°C)

    Compatibility & Installation VideosCompatibility & Installation Videos

    Back to top
    Mac Pro (Mid 2012)
    Mac Pro (Mid 2012)
    Mid 2012
    Model ID: MacPro5,1
    2.4GHz & 2.66GHz & 3.06GHz 12-Core Xeon
    Detailed SpecsInstall Videos
    Mac Pro (Mid 2010)
    Mac Pro (Mid 2010)
    Mid 2010
    Model ID: MacPro5,1
    2.4GHz 8-Core Xeon & 2.66GHz & 2.93GHz 12-Core Xeon
    Detailed SpecsInstall Videos
    Mac Pro (Early 2009)
    Mac Pro (Early 2009)
    Early 2009
    Model ID: MacPro4,1
    2.26GHz & 2.66GHz & 2.93GHz 8-Core Xeon
    Detailed SpecsInstall Videos

    PC Compatible

    PC Compatible
    PC Compatible
    4.93 out of 5

    54 out of 56 (96%) reviewers would recommend this product

    Write a Review
    3 star
    2 star
    1 star
    93%
    7%
    0%
    0%
    0%

    Excellent

    Received on time and well packaged. 48GB of ram in my 2010 Mac PRO 5,1 runs great.

    I would recommend this product to a friend!

    Verified Purchase
    Verified PurchaseVerified Purchase.
    JerryMcCart, 
    • Reviewer:JerryMcCart
    Response from OWC, Support

    Thank you so much for your amazing review! We're thrilled to hear that you received your order on time and that it was well packaged. It's fantastic to know that the 48GB of RAM you purchased from us is running great in your 2010 Mac Pro 5,1. We appreciate your business and hope to serve you again soon.


    Excellent looks exactly how it should

    My problems with hardware

    I would recommend this product to a friend!

    Verified Purchase
    Verified PurchaseVerified Purchase.
    Late4lunch, 
    • Reviewer:Late4lunch
    Response from OWC, Support

    Thank you for your feedback! We're happy to hear everything Excellent. If you have any questions about your order please reach out to us at https://eshop.macsales.com/Service/


    MacSales/OWC always has what I need

    Whenever I need a part to upgrade my 2010 MacPro or my newer 2021 MacBook Pro MacSales/OWC always has it in stock and at a good price. Over the years their staff has also been very helpful in answering my technical questions.

    I would recommend this product to a friend!

    Verified Purchase
    Verified PurchaseVerified Purchase.
    randyd-35386, 
    • Reviewer:randyd-35386
    Response from OWC, Support

    We value your sincere feedback, Randy. We are delighted to hear that each OWC experience is consistently exceptional and that our support team is always available to address any questions you may have. Don't hesitate to contact us with further questions, comments, or concerns. https://eshop.macsales.com/Service/


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