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  3. Memory
  4. System Specific Memory
  5. NEMIX RAM

  6. Item#: 9SIA7S6BX88116

  • $56.99
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    NEMIX RAM 8GB (1X8GB) DDR4 2400MHZ PC4-19200 2Rx8 1.2V CL17 260-PIN Non-ECC SODIMM Compatible with Apple 21.5" iMac with Retina 4K Display Mid 2020

    Be the first to review this product...
    • NEMIX RAM is a Distributor and Manufacturer of Computer Memory and Storage Upgrades. Specializing in Enterprise Storage RAM for Servers and Workstations along with all Standard and Specialty ECC Memory for NAS & PC/Mac based Computers and Laptops.
    • Our Memory Delivers Enhanced Performance: No Doubt about it, Memory Upgrades are the Easiest, Most Cost Effective Way to Speed Up, Maximize and Boost the Overall Performance of Your Computing Environment.
    • Simple Installation: Typically you can Easily Upgrade the Memory Yourself in a couple of Minutes. Always Refer to your Owners Manual for Detailed Instructions.
    • Our Commitment: To Provide only the Best, Highest Quality, Computer Memory Products in the Industry. Back them with a Lifetime Replacement Warranty, and offer Top Tier Support from a Seasoned IT Support Staff that Completely Understands Memory Upgrades.
    • Once You Install NEMIX RAM You Won't need Anything Else.
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    NEMIX RAM
    NEMIX RAM Computer Memory Solutions
    IT Professionals Trust NEMIX RAM for Mission Critical Environments

     

    There is no Secret to our Success, We Simply put our Customers First!

    Our Staff consists of Experienced IT Professionals who Completely Understand Memory Upgrades.

    Our Memory Products are Designed from the Ground up to Meet and Exceed the Intense Workloads required to operate Large Organizations.

    NEMIX RAM Designs Memory Configurations for All Major OEM Servers, Laptops, AIO All-in-One PC, Workstations and NAS Storage Devices.

     

    Why do IT Professionals and Enthusiast Computer Builders Trust NEMIX RAM?


    You are Purchasing a Memory Solution Designed By an Experienced Staff who will Ensure System Stability and Compatibility.

    All Modules are Rigorously Stress Tested Under Load to Ensure Reliability.

    NEMIX RAM Provides the Best IT Support in the USA.

    And Best of All, NEMIX RAM Guarantee's there Product with a Lifetime Replacement Warranty.

    Once You Install NEMIX RAM You Won't need Anything Else!

     

    nemix ram server memory
    nemix ram desktop memory
    NEMIX RAM Desktop PC Computer Memory Upgrades

    NEMIX RAM Designs Desktop PC Memory Options for all of the Top Name Gaming Machines, Workstations and Motherboard Brands.

     

    Module Types: 

    DDR5 Memory frequency Range : 4800MHZ-6000MHZ - NON-ECC Unbuffered UDIMM

    Capacity Options: 8GB, 16GB, 32GB, 48GB

     

    DDR4 Memory frequency Range: 2133MHZ-3200MHZ - NON-ECC Unbuffered UDIMM

    Capacity Options: 8GB, 16GB, 32GB

     

    DDR3 Memory frequency Range: 1066MHZ-1866MHZ - NON-ECC Unbuffered UDIMM

    Capacity Options: 2GB, 4GB, 8GB, 16GB

     

    DDR2 Memory frequency Range: 533MHZ-800MHZ - NON-ECC Unbuffered UDIMM

    Capacity Options: 2GB, 4GB

     

    Compatible with: MSI, ASRock, ASUS, Gigabyte, Intel + Many More!

    100% Compatibility Guaranteed.

     

     

     

    NEMIX RAM Laptop Memory
    NEMIX RAM Laptop PC Computer Memory

    Need to Speed up Productivity? NEMIX RAM has the solution! 

    Memory Upgrades Available for All Major Brand Laptops, AIO All-in-One and Small Form Factor PC's

     

     

     

    nemix ram server memory
    NEMIX RAM Designs Memory Explicitly for Major OEM Servers and Motherboard Brands

    Supercharge Your Infrastructure with NEMIX RAM

    Get Maximum Performance and Reliability out of your Servers and Workstations

    ECC Registered Server Memory Built and Compatibility Tested Explicitly for Major OEM Servers and Motherboard Brands

    DDR2, DDR3, DDR4, DDR5

    RDIMM, LRDIMM, ECC UDIMM, ECC SODIMM

    Module Capacities: 4GB, 8GB, 16GB, 32GB, 48GB, 64GB, 96GB, 128GB, 256GB

     

    Any System, Any Configuration, NEMIX RAM has the Solution! 

    nemix ram nas memory
    NEMIX RAM NAS Storage Device Memory and Cache Drive Solutions

    NAS Memory and CACHE Drives Solutions for all of the Top Name Devices in the Market.

     

     

     

     

     

     

    nemix ram nemesis series M.2 SSD
    NEMIX RAM NEMESIS M.2 SSD Storage

    Lightning Fast M.2 SSD Storage Drives, Fastest in its Class! 

    NEMIX RAM NEMESIS Series M.2 SSD

    Capacity: 1TB, 2TB, 4TB 

    Spec: M.2 2280 Gen4 PCIe NVMe SSD

    Sequential Read: Up to 7415MB/s

    Sequential Write: Up to 6800MB/s

    Compatible with: PS5 Gaming Consoles, Servers, Workstations, Laptops, AIO All-in-One PC's NAS Storage Devices, Small Form Factor SFF PC's, M.2 Compatible Motherboards.
     

    nemix ram lifetime replacement warranty
    NEMIX RAM 30+ Years of DRAM Industry Knowledge!

    NEMIX RAM is a Leading Supplier of Memory Solutions to Fortune 500 Companies, Academic Institutions, Govt/Military Agencies and the Enthusiast Consumer.

    Memory Designed for Maximum Performance & Compatibility.

    USA Owned and Operated with 30+ Years of DRAM Industry Experience.

    Experienced IT Professionals who Completely Understand Memory Upgrades.

    Top Notch USA Based Technical Support.

    Lifetime Replacement Warranty.

    100% Compatible, Satisfaction Guaranteed.

    NEMIX RAM 8GB (1X8GB) DDR4 2400MHZ PC4-19200 2Rx8 1.2V CL17 260-PIN Non-ECC SODIMM Compatible with Apple 21.5" iMac with Retina 4K Display Mid 2020

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
    • CONTACT

    Return Policies

    • Return for refund within: 30 days
    • Return for replacement within: 30 days
    • This item is covered by NEMIX RAM Return Policy

    Manufacturer Contact Info

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    NEMIX RAM 8GB DDR4-2400 is a 260-pin, non-ECC unbuffered SODIMM memory module listed as compatible with the Apple 21.5-inch iMac with Retina 4K Display (Mid 2020), for owners seeking a system-specific RAM upgrade.

    Recommended For

    • Apple-authorized service providers upgrading a confirmed 21.5-inch Retina 4K iMac (2019), especially the 3.6GHz i3 model whose factory memory runs at 2400MHz; verify the exact module and installation plan before ordering.
    • Independent Mac repair technicians working on a confirmed compatible 21.5-inch iMac who can handle the display and internal disassembly required to reach its memory.
    • Experienced iMac refurbishers replacing or expanding memory in a machine they have positively identified and whose memory speed, capacity, and module configuration they have checked.

    Real-World Use Scenarios

    • When a compatible Intel iMac shows yellow or red memory pressure with browser tabs, email, and office apps open, adding this module as part of a RAM upgrade may reduce swapping and make switching between apps feel more responsive. The benefit depends on the computer’s existing memory and whether RAM is the bottleneck.
    • For light photo editing in Lightroom Classic, this 8GB module can contribute to a larger total-memory upgrade on a compatible Intel iMac. Adobe recommends 16GB or more for Lightroom Classic, so this single module may not be enough on its own to reach that recommendation.
    • When someone wants to keep a compatible older Intel iMac for everyday home or office tasks, adding memory may help if the system is running short of RAM; it will not address slowdowns caused by the processor or storage drive.
    • Before buying for a 21.5-inch Retina 4K iMac, the owner should verify the exact model and memory specification and plan for qualified installation: Apple says the 2019 model’s memory is not user-removable, and the listing’s “Mid 2020” model description should be checked against the actual iMac.

    Spec Summary

    AttributeValue
    Best ForMemory upgrades for compatible Apple systems using DDR4 2400 260-pin SODIMM memory
    Capacity8GB in a single 8GB module
    Memory ConfigurationDDR4 2400 (PC4-19200), 2Rx8, non-ECC, unbuffered SODIMM
    Voltage And Timing1.20V with CL17 CAS latency
    ComponentsMajor OEM Samsung, Micron, or Hynix chipset; no heat spreader
    Model IdentifiersModel: Apple DDR4 2666MHZ ECC Unbuffered SODIMM; part number MS19200-828K1