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  • $41,475.12
  • Free 30-day Returns
  • Sold by Direct from manufacturerOWC
    4.7 (29 seller ratings)

    Shipped by Direct from manufacturerOWC

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    Server System configurator/ABS
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    OWC 1TB (8x128GB) DDR5 4800 PC5-38400 CL40 4Rx4 288-pin 1.1V ECC Registered RDIMM Memory RAM Module Upgrade Kit for Select Workstations or Servers

    • 16GB
    • 32GB
    • 32GB (2 x 16GB)
    • 64GB
    • 64GB (2 x 32GB)
    • 64GB (4 x 16GB)
    • 128GB
    • 128GB (2 x 64GB)
    • 128GB (4 x 32GB)
    • 128GB (8 x 16GB)
    • 256GB (2 x 128GB)
    • 256GB (4 x 64GB)
    • 256GB (8 x 32GB)
    • 512GB (4 x 128GB)
    • 512GB (8 x 64GB)
    • 1TB (8 x 128GB)
    • 1Rx8
    • 2Rx4
    • 2Rx8
    • 4Rx4
    • ECC REGISTERED UPGRADE: This type of memory is used in Workstations and Servers. It will NOT be compatible with standard desktop computers. Also, it cannot be mixed with UNBUFFERED -or- ECC LOAD REDUCED memory.
    • OWC 1TB UPGRADE: Consists of 8pcs of 128GB DDR5 4800 PC5-38400 CL40 4Rx4 288-pin 1.1V ECC Registered DIMM Memory RAM Module Upgrade Kit for Select Workstations or Servers.
    • 100% COMPLIANT: JEDEC-Standard and ROHS Compliant. Warranty-Safe Upgrade. Designed and Tested to Meet or Exceed all Manufacturer OEM Specs.
    • MAXIMIZE YOUR SERVER: With OWC's ECC Registered Server Memory, you will extend the life of your old infrastructure or save money when building a new one.
    • INDUSTRY LEADING: Consumer-friendly Advanced Replacement Program and Limited Lifetime Warranty, which includes Free Tech Support by Other World Computing.
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    Overview
    Specs
    Reviews

    Any questions? Ask CelesteSM will help you find out quickly.

    OWC DDR5 PC5-38400 4800MHz ECC REGISTERED DIMM SPECIFICATIONS

    Technology DDR5
    Speed PC5-38400 4800MHz CL40
    Form Factor 288PIN ECC REG DIMM
    ECC Type ECC REGISTERED
    Voltage 1.1v
    Compatibility Workstation, NAS System, , Servers, Network Switch
    DDR5 ECC REGISTERED REG MEMORY RAM MODULE DIMM STICK 32gb 16gb 8gb 288pin 4800MHz PC5-38400 CL40
    DDR5 ECC REGISTERED REG MEMORY RAM MODULE DIMM STICK 32gb 16gb 8gb 288pin 4800MHz PC5-38400 CL40
    DDR5 ECC REGISTERED REG MEMORY RAM MODULE DIMM STICK 32gb 16gb 8gb 288pin 4800MHz PC5-38400 CL40

    OWC DDR5 PC5-38400 4800MHz ECC REGISTERED DIMM SPECIFICATIONS

    Technology DDR5
    Speed PC5-38400 4800MHz CL40
    Form Factor 288PIN ECC REG DIMM
    ECC Type ECC REGISTERED
    Voltage 1.1v
    Compatibility Workstation, NAS System, , Servers, Network Switch
    DDR5 ECC REGISTERED REG MEMORY RAM MODULE DIMM STICK 32gb 16gb 8gb 288pin 4800MHz PC5-38400 CL40
    DDR5 ECC REGISTERED REG MEMORY RAM MODULE DIMM STICK 32gb 16gb 8gb 288pin 4800MHz PC5-38400 CL40
    DDR5 ECC REGISTERED REG MEMORY RAM MODULE DIMM STICK FOR NAS, Server Workstation NETWORK SWITCH
    OWC DDR5 memory is Fully compliant with JEDEC specifications, ROHS compliant, providing a warranty safe upgrade. 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 multitasking 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. OWC recommends that all DIMMs be the same capacity, speed, and manufacturer to ensure optimal memory performance.

    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: 60 days
    • This item is covered by OWC Return Policy

    Manufacturer Contact Info

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    The OWC 1TB DDR5-4800 ECC Registered RDIMM kit includes eight 128GB modules for compatible servers and workstations that need high-capacity memory; it is designed for registered-memory systems, not standard desktop PCs.

    Recommended For

    • Server administrators consolidating multiple memory-heavy virtual machines on one host, when the server supports eight 128GB DDR5-4800 ECC RDIMMs and the planned 1TB capacity.
    • Database teams running large in-memory or high-concurrency workloads that benefit from keeping a substantial working set in system RAM; confirm that the database and server configuration call for approximately 1TB.
    • Professional workstation builders using a platform designed for ECC RDIMMs and large memory configurations, such as supported Xeon W systems, for compute-intensive work that needs high memory capacity.
    • IT teams upgrading a compatible server or workstation with a matched eight-module kit and seeking ECC registered memory for data-integrity needs; verify the system’s supported DIMM type, rank, capacity, and population rules first.

    Real-World Use Scenarios

    • On a compatible virtualization host, an administrator can allocate memory across many virtual machines instead of forcing active workloads to compete for a smaller memory pool; the practical benefit depends on how much RAM those VMs actually need.
    • For a memory-hungry analytics or database server, adding capacity can let more working data stay in RAM and reduce pressure to retrieve it from storage; actual query improvements vary with the database, processor, and workload.
    • A team running in-memory databases or real-time analytics can use a high-capacity server configuration to keep more of its working dataset in memory, potentially avoiding capacity-related slowdowns when the workload would otherwise exceed available RAM.
    • For memory-intensive scientific simulations, researchers can run larger datasets or jobs that were limited by system RAM; the memory upgrade will not remove CPU, bandwidth, or software bottlenecks.
    • On a compatible server used for memory-bound AI model work, additional system RAM can provide room for larger in-memory workloads; it does not replace GPU memory, and training speed depends on the full system and workload.