
FREE shipping to
4 x 16 GB (64 GB) PC19200 DDR4 2400MHz SO-DIMM Memory, 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade, CYCLE TIME: 0.83 ns, TIMING: CAS = 17.0, Full Parameters: 17-17-17-14, BANDWIDTH: 19.2GB/s, Low noise 8-layer PCB Program, Compatible with 2017 iMac: iMac w/Retina 5K display (27 inch mid 2017) Model ID: iMac18,3 (3.4GHz & 3.5GHz & 3.8GHz Core i5 & 4.2GHz Core i7) , Compatible with select PC Laptop, PC Notebook, & All in One Computers
Q: What is the Density for this RAM 1Rx8? 2Rx8? 1Rx16? other?
A: undefined

4 x 16 GB (64 GB) PC19200 DDR4 2400MHz SO-DIMM Memory, 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade, CYCLE TIME: 0.83 ns, TIMING: CAS = 17.0, Full Parameters: 17-17-17-14, BANDWIDTH: 19.2GB/s, Low noise 8-layer PCB Program, Compatible with 2017 iMac: iMac w/Retina 5K display (27 inch mid 2017) Model ID: iMac18,3 (3.4GHz & 3.5GHz & 3.8GHz Core i5 & 4.2GHz Core i7) , Compatible with select PC Laptop, PC Notebook, & All in One Computers

Crucial DDR5 Memory has the blazing speed and massive bandwidth needed for the next generation of multi-core CPUs. This innovative technology empowers your system to multitask better, load, analyze, edit, and render faster, game with higher frame rates, uncover data insights faster, enhance productivity to save time and money, significantly reduce lag for heavy workloads and optimize power efficiency over the previous generation. Available in speeds up to 5,600MT/s and densities up to 32GB, Crucial DDR5 Memory can enable your computer to harness performance that was once only possible with extreme performance memory.

OWC 1x8GB (8GB) 2666MHz DDR4 PC4-21300 SODIMM 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade, CYCLE TIME: 0.75 ns, TIMING: CAS = 18.0, Full Parameters: 18-18-18-14, BANDWIDTH: 21.3GB/s, Low noise 8-layer PCB, 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.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. 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. We built your OWC Memory upgrade to meet or exceed the toughest industry specs to provide years of worry-free service. Note: For 27-inch iMac (2020) models — iMac20,1 and iMac 20,2 — OWC recommends that all DIMMs be the same capacity, speed, and manufacturer to ensure optimal memory performance.

OWC 32GB (4 x 8GB) PC12800 DDR3L 1600MHz SO-DIMMs Memory Compatible With 2011-2015 iMac models Product Specs: Technology: DDR3L SO-DIMM, Capacity : 32GB (4 x 8GB) (8192MB), RoHS: Yes, Pin Count: 204-pin, Op. Temp.: 0C to +85C, Data Rate: DDR3L-1600, Speed: PC3-12800, CL: 11, Cycle Time: 1.875ns, Voltage: 1.35V, ECC: Non ECC, Module Ranks: Dual Rank Register: Non Parity Low Noise 8-Layer PCB, Meets and/or Exceeds Specifications Fully Compliant with JEDEC specifications, RoHS Certified, Warranty Safe Upgrade. COMPATIBLE: iMac w/Retina 5K display 27-inch (Mid 2015 Model ID: iMac15,1) (Late 2014 Model ID: iMac15,1) iMac 27-inch (Late 2013 Model ID: iMac14,2) (Late 2012 Model ID: iMac13,2)
| Pros for OWC - 64GB (4x16GB) PC4-19200 DDR4 2400MHz CL17 260pin SO-DIMMs Memory Compatible with Select Mac Models | |||
|---|---|---|---|
| There were no pros for this product— | Overall Performance, Compatibility, Memory Capacity, RAM, Installation Ease | There were no pros for this product— | There were no pros for this product— |
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Installed and passed all memory tests. I needed to upgrade to 64GB and needed a matched set. - Done
KevinM Posted