10 Best Apple Imac Memory of 2025

Tested and Reviewed: Top 10 Apple Imac Memory deals with expert ratings from 8.1 to a perfect 10

May 2025 Edition

Editor's Choice

9.7

Timetec

Timetec 16GB KIT(2x8GB) Compatible for Apple DDR3L 1600MHz for Early/Mid/Late Mac Book Pro(2011-2012), iMac(2011-2015), Mac Mini(2011-2012) MAC RAM

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Editor's bottom line:

“This apple imac memory is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

DDR3L 1600MHz PC3L-12800 204-Pin Unbuffered Non ECC 1.35V CL11 Dual Rank 2Rx8 based 512x8 Module Size: 16GB KIT(2x8GB Modules) Package: 2x8GB
Compatible for Apple Mac Book Pro -13 inch / 15 inch / 17 inch Early 2011, 13 inch / 15 inch / 17 inch Late 2011, 13 inch / 15 inch Mid 2012 Mac Book Pro8,1 Mac Book Pro8,2 Mac Book Pro8,3 Mac Book Pro9,1 Mac Book Pro9,2
Compatible for Apple iMac 21.5 inch/ 27 inch Mid 2011, 21.5 inch / 27 inch Late 2012, 21.5 inch Early 2013, 27 inch Late 2013, 21.5 inch/ 27 inch Late 2014, 27 inch Mid 2015- iMac12,1 iMac12,2 iMac13,1 iMac13,2 iMac13,3 iMac14,1 iMac14,2 iMac14,3 iMac15,1
Compatible for Apple Mac Mini - Mid 2011, Late 2012 MacMini5,1 MacMini5,2 MacMini5,3 MacMini6,1 MacMini6,2
PCB Color may be different (Black or Green) due to different production batches
All Timetec products are high quality and rigorously tested to meet stringent standards
Guaranteed Lifetime warranty from Purchase Date and Free technical support based on United States

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Picked by 331 people today

9.5

Timetec

Timetec 32GB KIT(2x16GB) Compatible for Apple 2017 iMac (27-inch w/Retina 5K, 21.5-inch w/Retina 4K / Non-Retina 4K) DDR4 2400MHz PC4-19200 SODIMM MAC RAM Upgrade for iMac 18,1 / iMac 18,2 / iMac 18,3

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Main Highlights

Compatible For Apple 2017 iMac 27-inch w/Retina 5K Display model ID: iMac 18,3 (i5 3.4GHz, i5 3.5GHz, i5 3.8GHz, i7 4.2GHz)
Compatible For all Apple 2017 iMac 21.5-inch w/Retina 4K Display or Non-Retina Display model ID: iMac 18,2 (i5 3.0GHz, i5 3.4GHz, i7 3.6GHz) and iMac 18,1 (i5 2.3GHz)
DDR4 2400MHz PC4-19200 260 Pin Unbuffered Non-ECC 1.2V CL17 Dual Rank 2Rx8 based 1024x8
Module Size: 32GB Package: 2x16GB Power Supply: VDD=1.2V (1.14V to 1.26V) VDDQ = 1.2V (1.14V to 1.26V)
Guaranteed Lifetime warranty from Purchase Date and Free technical support based on United States

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9.5

Save 5%

Timetec

Timetec 16GB KIT(2x8GB) Compatible for Apple Late 2015 iMac (27-inch w/Retina 5K Display) DDR3L 1867MHz / 1866MHz PC3L-14900 2Rx8 CL13 1.35V 204 Pin SODIMM Memory Module MAC RAM Upgrade for iMac 17,1

5% OffFree Shipping

Main Highlights

Compatible For Apple Late 2015 iMac 27-inch w/Retina 5K model ID: iMac 17,1 (i5 3.2GHz, i5 3.3GHz, i7 4.0GHz)
DDR3L 1866MHz PC3L-14900 204-Pin Unbuffered Non ECC 1.35V CL13 Dual Rank 2Rx8 based 512x8
Module Size:16GB KIT(2x8GB Modules) Package: 2x8GB For Apple iMac Late 2015
JEDEC standard 1.35V (1.28V ~ 1.45V) and 1.5V (1.425V ~ 1.575V)
Guaranteed Lifetime warranty from Purchase Date and Free technical support based on United States

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9.2

Timetec

Timetec 32GB KIT(4x8GB) Compatible for Apple DDR3L 1600MHz PC3L-12800 CL11 for iMac (Mid 2011, Late 2012, Late 2013, Late 2014 Retina 5K, Mid 2015 Retina 5K) SODIMM Memory Module MAC RAM Upgrade

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Main Highlights

DDR3L 1600MHz PC3L-12800 204-Pin Unbuffered Non ECC 1.35V CL11 Dual Rank 2Rx8 based 512x8 Module Size: 32GB KIT(4x8GB Modules) Package: 4x8GB
Compatible for Apple iMac 21.5 inch / 27 inch Mid 2011, 27 inch Late 2012, 27 inch Late 2013, 27 inch Late 2014, 27 inch Mid 2015- iMac12,1 iMac12,2 iMac13,2 iMac14,2 iMac15,1
Model Number: A1311 A1312 A1419 - Part Number(s): MC309LL/A, MC812LL/A, MC813LL/A, MC814LL/A, MD063LL/A, MD095LL/A, MD096LL/A, ME088LL/A, ME089LL/A, MF125LL/A, MF886LL/A, MF885LL/A, BTO/CTO
Supports CPU Processors: 2.5 GHz Core i5, 2.7 GHz Core i5, 2.9 GHz Core i5, 3.1 GHz Core i5, 3.2 GHz Core i5, 3.3 GHz Core i5, 3.4 GHz Core i5, 3.5 GHz Core i5, 2.8 GHz Core i7, 3.4 GHz Core i7, 3.5 GHz Core i7, 4.0 GHz Core i7
Guaranteed Lifetime warranty from Purchase Date and Free technical support based on United States

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9.0

Adamanta

Adamanta 16GB (2x8GB) Apple Memory Upgrade Compatible with Late 2015 iMac 27" Retina 5K Display DDR3/DDR3L 1867Mhz PC3L-14900 SODIMM 2Rx8 CL13 1.35v RAM DRAM

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Main Highlights

Compatible with: MK462LL/A, MK482LL/A, MK472LL/A, refurbished, and all built to order late 2015 iMacs 27 inch with 5K Retina Display.
16GB ( 2x8GB ) DDR3L 1867 Mhz Late 2015 iMac Unbuffered Non-Parity SDRAM 204pin Low Voltage Dual Rank Module. Works with all iMacs with Skylake Processors. This module works for 27" late 2015 iMac's of every spec.
Limited lifetime warranty by Adamanta. We will replace defective memory with the same or similar memory specifications. Physical or cosmetic damages are not covered by the limited lifetime warranty by Adamanta. Only limited to Adamanta branded Memory Excludes major OEMS such as Samsung, Hynix, Micron, etc. We always have hundreds in stock! Free technical support from our Apple Expert technicians.
Every single module is fully tested by the manufacturer.
Our experienced technicians can verify if these parts will work for you.

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8.8

Timetec

Timetec 32GB KIT(2x16GB) Compatible for Apple DDR4 2666MHz / 2667MHz for Mid 2020 iMac (20,1/20,2) / Mid 2019 iMac (19,1) 27-inch w/Retina 5K, Late 2018 Mac Mini (8,1) PC4-21333 /PC4-21300 MAC RAM

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Main Highlights

Compatible For Mid 2020 iMac w/ Retina 5K Display model ID: iMac 20,1 / iMac 20,2 (i5 3.1GHz, i5 3.3GHz, i7 3.8GHz, i9 3.6GHz)
Compatible For Early 2019 iMac w/ Retina 5K Display model ID: iMac 19,1 (i5 3.0GHz, i5 3.1GHz, i5 3.7GHz, i9 3.6GHz)
Compatible For Late 2018 Mac Mini model ID: Mac Mini 8,1 (i3 3.6GHz, i5 3.0GHz, i7 3.2GHz)
DDR4 2666MHz / 2667MHz PC4-21300/ PC4-21333 Unbuffered NonParity Non-ECC 260 Pin 1.2V CL19 Dual Rank 2Rx8 based 1024x8 Module Size: 32GB Package: 2x16GB
Special Installation Guide for iMac 2020 and wait 30 seconds for your iMac to recognize the new memory; Guaranteed Lifetime warranty from Purchase Date Free technical support

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8.6

A-Tech

A-Tech 32GB Kit (4x8GB) RAM for Apple iMac (Late 2012, Late 2013, Late 2014, Mid 2015) | DDR3 1600MHz PC3-12800 SODIMM 204-Pin Memory Upgrade

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Main Highlights

32 GB RAM Kit (4 x 8GB Modules); DDR3 SO-DIMM 204-Pin; Speeds up to 1600 MHz, PC3-12800/PC3-12800S
NON-ECC Unbuffered; 2Rx8 (Dual Rank x8); JEDEC standard DDR3 1.5V or DDR3L 1.35V
Compatible for iMac - Late 2012 (27-inch), Late 2013 (21.5-inch/27-inch), Late 2014 (27-inch Retina 5K), Mid 2015 (27-inch Retina 5K); A1419; iMac13,2, iMac14,2, iMac15,1; MD095LL/A, MD096LL/A, ME088LL/A, ME089LL/A, MF125LL/A, MF885LL/A, MF886LL/A
Improves performance by expanding your system's memory (RAM) capacity, allowing you to take on more while maintaining a fast and smooth experience
Quick and easy to install at home, no expertise required (Please refer to your system's manual for proper installation guidelines)
All A-Tech memory modules undergo stringent quality control testing to ensure dependable and reliable performance
Backed by A-Tech's Limited Lifetime Warranty and supported by our knowledgeable Tech Team available to help before and after your purchase

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8.3

OWC

OWC 32GB (2 x 16GB) PC21300 DDR4 2666MHz 260pin SO-DIMMs Memory Ram Module, Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs, (OWC2666DDR4S32P)

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Main Highlights

OWC 32.0GB UPGRADE: Consists of Two 16GB 2666MHz DDR4 PC4-21300 SODIMM 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade; Backed by OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced Replacement Program
COMPATIBLE WITH: 2020 iMac: iMac w/Retina 5K display (27 inch mid 2020) Model ID: iMac20,1 and iMac20,2 (3.1GHz i5, 3.3GHz i5, 3.8GHz i7, 3.6GHz i9)
COMPATIBLE WITH: 2019 iMac: iMac w/Retina 5K display (27-inch Early 2019) Model ID: iMac19,1 (3.0GHz i5, 3.1GHz i5, 3.7GHz i5, 3.6GHz i9) Models: MRQY2LL/A, MRR02LL/A, MRR12LL/A
COMPATIBLE WITH: 2018 Mac mini: Mac mini (Late 2018) (November, 2018) Model ID: Macmini8,1 (3.6GHz i3, 3.0GHz i5, 3.2GHz i7) Models: MRTR2LL/A, MRTT2LL/A
COMPATIBLE WITH: PC gaming laptops and PC desktops: Dell, HP , Toshiba, ASUS, Acer, Supermicro, Fujitsu, Gigabyte, Intel, Lenovo, LG, Samsung, Sony, Supermicro
COMPATIBLE PART NUMBERS: CT16G4S266M, CT2K16G4S266M, KCP426SD8/16, KCP426SS8/16, M471A2K43BB1CTD, M471A2K43CB1CTD, M471A2K43DB1CTD, M474A2K43DB1CTD, CT16G4SFS8266, HMA82GS6CJR8NVK
INDUSTRY LEADING: Consumer Friendly Advanced Replacement Program and Limited Lifetime Warranty, which Includes Free Tech Support by Other World Computing

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8.1

Timetec

Timetec 64GB KIT(2x32GB) Compatible for Apple DDR4 2666MHz for Mid 2020 iMac (20,1/20,2) / Mid 2019 iMac (19,1) 27-inch w/Retina 5K Display, Late 2018 Mac Mini (8,1) PC4-21333 / PC4-21300 MAC RAM

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Main Highlights

Compatible For Mid 2020 iMac w/ Retina 5K Display model ID: iMac 20,1 / iMac 20,2 (i5 3.1GHz, i5 3.3GHz, i7 3.8GHz, i9 3.6GHz)
Compatible For Early 2019 iMac w/ Retina 5K Display model ID: iMac 19,1 (i5 3.0GHz, i5 3.1GHz, i5 3.7GHz, i9 3.6GHz)
Compatible For Late 2018 Mac Mini model ID: Mac Mini 8,1 (i3 3.6GHz, i5 3.0GHz, i7 3.2GHz)
DDR4 2666MHz PC4-21300/ PC4-21333 Unbuffered NonParity Non-ECC 260 Pin 1.2V CL19 Dual Rank 2Rx8 based 1024x8 Module Size: 64GB Package: 2x32GB
Special Installation Guide for iMac 2020 and wait 30 seconds for your iMac to recognize the new memory; Guaranteed Lifetime warranty from Purchase Date Free technical support

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Best Value

8.1

Save 9%

A-Tech

A-Tech 64GB Kit (4x16GB) RAM for Apple iMac 2019 & 2020 27 inch Retina 5K | DDR4 2666 MHz SODIMM PC4-21300 / PC4-21333 260-Pin SO-DIMM Memory Upgrade

9% OffFree Shipping

Main Highlights

64GB Kit ( 4 x 16GB Modules ) | DDR4 2666 MHz / 2667 MHz ( PC4-21300 / PC4-2666V ) | DDR4 SO-DIMM ( 260-Pin ) | Non-ECC Unbuffered | 1.2V - DDR4 Standard Voltage
Compatible with iMac 2020 (27-inch Retina 5K) & 2019 (27-inch Retina 5K) - Model IDs: iMac20,1 iMac20,2 iMac19,1 - 3.0GHz i5, 3.1GHz i5, 3.3GHz i5, 3.7GHz i5, 3.2GHz i7, 3.8GHz i7, 3.6GHz i9
Maximizes the performance of your system by speeding up loading times, boosting responsiveness, and improving the ability to support greater workloads
All modules undergo quality assurance testing to ensure dependable and reliable performance
A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase

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Our Best Overall Choice

Best Choice

9.7

Timetec

Timetec 16GB KIT(2x8GB) Compatible for Apple DDR3L 1600MHz for Early/Mid/Late Mac Book Pro(2011-2012), iMac(2011-2015), Mac Mini(2011-2012) MAC RAM

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

DDR3L 1600MHz PC3L-12800 204-Pin Unbuffered Non ECC 1.35V CL11 Dual Rank 2Rx8 based 512x8 Module Size: 16GB KIT(2x8GB Modules) Package: 2x8GB
Compatible for Apple Mac Book Pro -13 inch / 15 inch / 17 inch Early 2011, 13 inch / 15 inch / 17 inch Late 2011, 13 inch / 15 inch Mid 2012 Mac Book Pro8,1 Mac Book Pro8,2 Mac Book Pro8,3 Mac Book Pro9,1 Mac Book Pro9,2
Compatible for Apple iMac 21.5 inch/ 27 inch Mid 2011, 21.5 inch / 27 inch Late 2012, 21.5 inch Early 2013, 27 inch Late 2013, 21.5 inch/ 27 inch Late 2014, 27 inch Mid 2015- iMac12,1 iMac12,2 iMac13,1 iMac13,2 iMac13,3 iMac14,1 iMac14,2 iMac14,3 iMac15,1
Compatible for Apple Mac Mini - Mid 2011, Late 2012 MacMini5,1 MacMini5,2 MacMini5,3 MacMini6,1 MacMini6,2
PCB Color may be different (Black or Green) due to different production batches
All Timetec products are high quality and rigorously tested to meet stringent standards
Guaranteed Lifetime warranty from Purchase Date and Free technical support based on United States

Show Price

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