Adamanta 16GB (1x16GB) Memory Upgrade Compatible for 2017 Apple iMac 27" Retina 5K Display & iMac 21.5 Retina 4k Display DDR4 2400MHz PC4-19200 SODIMM 2Rx8 CL17 1.2v Dual Rank RAM DRAM

Compatible with all 2017 27" Apple iMacs with Retina 5K display. Want to make sure this module works for your device? We offer free technical support from our own certified technicians. Adamanta memory modules comes with Limited Lifetime Warranty so you know you will have the support for your investment. Don't trust just any memory module out there. Adamanta memory is fully tested by the manufacturer. Adamanta is your provider of computer and server memory solutions. We stock all types of random access memory (RAM) for any machine on the market. Whether you want to make you Apple iMac run faster or your mission critical computer systems are due for an upgrade, we have it.

We offer all types of memory for every application whether its for your data center, gaming pc, laptop, notebook, or workstation. Do you own an older computer, and arent sure what you need? Our experienced, in-house technicians can help you check what memory your device takes. We carry all memory upgrades for Dell, HP, Lenovo, Apple, Toshiba, Acer, Asus, including RDIMMs, for your business and enterprise servers. If you are a graphic designer or video editor on a MacBook Pro or iMac, hardcore gaming or 3D model rendering on a laptop or desktop, we can suggest exactly how much RAM you need.

Well make sure you get the best value for your purchase. Our complete line of DDR, DDR2, DDR3, and DDR4 SDRAM (including ECC, ECC Registered, FBDIMM, and LRDIMM) are fully tested on real world applications to ensure that our memory will work reliably with your machine. We know how crucial reliable ram can be. Thats why all of our memory upgrades are backed by a lifetime limited warranty. Dont know which memory you need? We take the guesswork out of finding it! Use our Memory Finder and all the compatible memory for your device will be right at your fingertips.