24GB OWC Memory Upgrade Kit
only $59.97 $39.99 Order Now: Only 5 in stock, more coming soon.

24GB OWC Memory Upgrade Kit

3 x 8GB PC14900 DDR3 ECC 1866MHz DIMMs for Mac Pro Late 2013 models


Mfr P/N: 1866D3E8M24 OWC SKU: OWC1866D3E8M24

$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 Over 30 Years

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 $49.95$12.99 in stockIn Stock: Ships Same Day!

8GB Modules

8GB
arrow up 1 x 8GB $19.99$15.99 in stockIn Stock: Ships Same Day!
16GB
arrow up 2 x 8GB $39.98$29.99 in stockIn Stock: Ships Same Day!
24GB
arrow up 3 x 8GB $59.97$39.99 in stockIn Stock: Ships Same Day!
32GB
arrow up 4 x 8GB $79.96$49.99 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

    • 1866MT/s

    I/O Clock Speed

    • 933MHz

    Registration

    • Non-registered

    Error Correction

    • ECC

    Cycle Time

    • 1.072 ns

    Form Factor

    • DIMM

    Type of Memory

    • DDR3

    PC Speed

    • 14900

    Timing

    • CAS = 13.0
    • Full Parameters: 13-13-13-14

    Bandwidth

    • 14.9GB/s

    JEDEC

    • Fully compliant with JEDEC specifications

    Total Capacity

    • 24GB

    Voltage

    • 1.5 Volts

    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 (Late 2013)
    Mac Pro (Late 2013)
    Late 2013
    Model ID: MacPro6,1
    3.7GHz 4-Core Xeon & 3.5GHz 6-Core Xeon & 3.0GHz 8-Core Xeon & 2.7GHz 12-Core Xeon
    Detailed SpecsInstall Videos
    4.88 out of 5

    17 out of 17 (100%) reviewers would recommend this product

    Write a Review
    3 star
    2 star
    1 star
    88%
    12%
    0%
    0%
    0%

    Simple and easy.

    Ordered memory for older Mac.

    I would recommend this product to a friend!

    Verified Purchase
    Verified PurchaseVerified Purchase.
    Reviewer690678306, 
    • Reviewer:Reviewer690678306
    Response from OWC, Support

    Thank you so much for the amazing 5-star review! We're thrilled to hear that your experience with us was simple and easy. It's great to know that we were able to provide you with the perfect memory for your older Mac. We appreciate your support and look forward to serving you again in the future.


    Memory upgrade

    Perfect match, no problem at all.

    I would recommend this product to a friend!

    Verified Purchase
    Verified PurchaseVerified Purchase.
    LuckyHorse-29057, 
    • Reviewer:LuckyHorse-29057
    Response from OWC, Support

    Glad to hear the memory had been the perfect fit for your MacPro, we carry many upgrades for most Macs, if you ever have a question about what's available feel free to give us a call at 1-800-275-4576!


    Very satisfied with price and quality

    Very happy with RAM card. Also additional information/ links provided on site regarding install and static precautions very helpful

    I would recommend this product to a friend!

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

    Thank you so much ComfortableWolverine-88483 for taking the time to leave your awesome review. We love to hear that the RAM upgrade to your mac was exactly what you needed. Please feel free to contact us if you have any further questions, comments, or concerns. Phone 1-800-275-4576 or +1-815-338-8685 Customer Service/Sales & Technical Support - Monday-Friday (8am-8pm CT) - Saturday & Sunday (Closed) Live Chat Technical Support - Monday-Friday (8am-8pm CT) - Saturday (9am-5pm CT) - Sunday (Closed) Live Chat Customer Service/Sales - Monday-Friday (7am-10pm CT) - Saturday & Sunday (9am-5pm CT). Thanks for choosing OWC, and have a great Day!


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