Skip to main content


OWC Memory: Up to 64GB in Latest Apple iMac 27" 5K – Options for up to Double the 32GB 'Factory' Max, up to 67% Savings vs. Factory

Maximize the performance of Apple's latest iMac with additional memory that enables greater utilization of the latest generation Intel Core i5 and Core i7 quad–core processors

WOODSTOCK, IL – November 20, 2015Other World Computing (OWC®), a leading zero emissions Mac and PC technology company, announced today improved availability and more aggressive pricing for the highest capacity memory upgrades for the recently introduced Late 2015 Apple 27" iMac with Retina 5K display. After being the first to certify and deliver user–installable upgrades of up to 64GB for these iMacs, OWC is excited to further improve the accessibility and cost effectiveness of this high–performance memory.

Availability and Pricing
OWC Memory Kits for the Late 2015 27" iMac with Retina 5K display are available for same day shipping via OWC kits provide additional choices, total memory of up to double the factory options, and substantial per gigabyte cost savings in comparison to factory-installed options for upgrading beyond the factory 8GB memory provided.

8GB Kit (4GB x 2) SO-DIMMs PC3-12800 1867MHz DDR3 1.35v LP now $67.00
Add to factory memory for 16GB total, 67% savings* vs. cost for 16GB factory installed option

16GB Kit (8GB x 2) SO-DIMMs PC3-12800 1867MHz DDR3 1.35v LP now $132.00
Add to factory memory for 24GB total, 50% more memory for 34% lower cost* vs. factory 16GB option

32GB Kit (8GB x 4) SO-DIMMs PC3-12800 1867MHz DDR3 1.35v LP now $262.00
Replace existing memory, up to 60% savings* vs cost for 32GB factory installed option

32GB Kit (16GB x 2) SO-DIMMs PC3-12800 1867MHz DDR3 1.35v LP now $419.00
Add to factory memory for 40GB total, 25% more memory for 30% lower cost* vs. factory 32GB option

48GB Kit (8GB x 2 + 16GB x 2) SO-DIMMs PC3-12800 1867MHz DDR3 1.35v LP now $539.00
Replace existing memory, benefit from 100% more memory (2X) for just 29% more cost vs. factory 32GB

64GB Kit (16GB x 4) SO-DIMMs PC3-12800 1867MHz DDR3 1.35v LP now $799.00
Replace existing memory, up to 14% savings* and 50% more memory vs. cost for 32GB factory option

*After upgrading with OWC, customers can save even more with OWC's Trade-in Rebate. Receive up to $50 for memory removed from any iMac. Details at

OWC Memory Kits of up to 128GB are also available for nearly every Mac ever made and easy to review via OWC's intuitive visual guide:

"We have had a fantastic response to our memory upgrades for the newest 27" iMac, and is clearly an indication of huge adoption of Apple's (AAPL) latest iMac," said Larry O'Connor, OWC Founder and CEO. "With a notably high demand for our 32GB to 64GB kits, users are unquestionably reaping the benefits more memory delivers to applications like Adobe Creative Cloud, audio/video apps, virtual machine instances, and apps in general that can utilize every gig of memory they can get. What's incredible is how upgrading all the way to 64GB really unleashes these systems, even to the point of stacking up great against the powerful Mac Pro. Our customers know the flexibility, cost, and performance benefits that OWC Memory Kits offer."

OWC memory modules and kits are fully tested, qualified, and MaxRAM Certified to ensure flawless operation. The OWC MaxRAM Certification Program determines the maximum amount of memory that can be utilized in specific Macs as validated by comprehensive, in-house laboratory tests. All OWC memory has a Lifetime Advance Replacement Warranty and Money Back Guarantee.

Photo at:

About OWC OWC is the manufacturer and upgrade provider of choice for Apple and PC enthusiasts and has been providing OWC memory upgrades for Apple computers since 1989. OWC memory, SSDs and a growing number of our products are designed, engineered and manufactured in Austin, Texas. Widely recognized for its exemplary customer service, OWC provides extensive U.S.-based technical support for Mac and PC users around the world. As a member of the Apple Developer Program, OWC has served the Apple community worldwide since 1988.
Company Contact:
Jennifer Myers: (815) 502-5640 or
© 2015 Other World Computing, Inc. All rights reserved. Other World Computing, OWC and MaxRAM are registered trademarks of New Concepts Development Corporation, registered in the U.S. Patent and Trademark Office and/or in Canada. The OWC logo and the Other World Computing logo are trademarks of New Concepts Development Corporation. Apple, iMac, Mac and Mac Pro are the trademarks of Apple Inc., registered in the U.S. and other countries. Intel, Intel Core i5 and Intel Core i7 are the trademarks of Intel Corporation registered in the U.S. and/or other countries. Adobe and Creative Cloud are either registered trademarks or trademarks of Adobe Systems Incorporated in the United States and/or other countries. Other marks may be the trademark or registered trademark property of their respective owners.