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Apple iMac (Retina 5K, 27-inch, 2020) Memory RAM | 4GB DDR4 2666MHz (PC4-21300) SODIMM
Browse All Apple iMac (Retina 5K, 27-inch, 2020) Memory RAM Upgrades

Apple iMac (Retina 5K, 27-inch, 2020) Memory RAM
4GB DDR4 2666MHz (PC4-21300) SODIMM

$12.99 - $12.99
$12.99
$12.99 - $12.99
$12.99
Upgrade Designed For Apple iMac (Retina 5K, 27-inch, 2020)

Apple Order No.
  • BTO/CTO | 3.6GHz 10-Core Intel Core i9-10910
  • BTO/CTO | 3.8GHz 8-Core Intel Core i7-10700K
  • MXWT2LL/A | 3.1GHz 6-Core Intel Core i5-10500
  • MXWU2LL/A | 3.3GHz 6-Core Intel Core i5-10600
  • MXWV2LL/A | 3.8GHz 8-Core Intel Core i7-10700K
Apple Model No. A2115 (EMC 3442)
Apple Model ID
  • iMac20,1
  • iMac20,2
Max Possible Memory 128GB
Capacity 4GB (1 x 4GB)
Class DDR4
Speed PC4-21300
Frequency 2666MHz
ECC Type Non-ECC
DIMM Type 260-Pin SODIMM
Rank 1Rx16
Voltage 1.2V - Standard Voltage

About Us

A-Tech is one of the most trusted names in Premium Memory. Backed by a Lifetime Warranty and 5 star customer support, A-Tech has you covered! Memory upgrades have never been easier. Designed specifically to help your computer run faster and smoother, an A-Tech memory upgrade is one of the fastest, most affordable, and easiest ways to improve your system's performance. A-Tech memory empowers your computer to achieve faster application loading times, faster system responsiveness, and increased ability to multitask and handle data-intensive programs. A-Tech modules are rigorously tested to ensure that your memory meets our stringent compatibility and performance standards. Every A-Tech RAM module is tested for complete functionality before it leaves our doors. Give your computer the best, trust A-Tech!