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512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM

512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM

Best price now

$4,616.72at AmazonChecked Nov 11

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Price facts

  • Last seen at $4,616.72 at Amazon on Nov 11.
  • Our take on the 512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM

    This is a 512GB server memory kit: eight 64GB DDR4-3200 registered DIMMs (PC4-25600, 2Rx4). It is built for AMD EPYC platforms and is listed as an upgrade for the ASRock Rack ROMED8-2T. Registered ECC modules like these are the standard choice for dual-socket and high-capacity server builds, where they trade the lower latency of unbuffered memory for far greater capacity and stability. Eight 64GB RDIMMs fill all slots on a single-socket board, so buy it when you need maximum memory per socket rather than headroom to add more later.

    Best forVirtualization hosts running many VMsIn-memory databases and large datasetsSingle-socket EPYC servers that need maximum capacityWorkstations and servers built on the ROMED8-2T
    Pros
    • Full 512GB in one kit, filling all eight slots
    • Registered ECC for stability at high capacity
    • DDR4-3200 matches EPYC 7002/7003 memory speed
    • 2Rx4 rank layout is widely validated on server boards
    • Eight matched modules avoid mixing batches
    Cons
    • RDIMM will not work in consumer desktop boards
    • No free slots left for future expansion
    • High-capacity RDIMMs carry a premium over smaller kits
    • DDR4 only, so it will not fit DDR5 platforms

    512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM prices at every store

    • AmazonNew

      Availability unknown

      As an Amazon Associate, Deal.ai earns from qualifying purchases.

      $4,616.72Free shippingChecked Nov 11
      Visit Amazon

    Also available at

    • A-Tech MemoryCheck price at A-Tech Memory

    Store links may earn us a commission.

    512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM price history

    Lowest price we've seen: $4,616.72 on Nov 11 at Amazon. Tracked across 1 store since Nov 11.

    About the 512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM

    This is a 512GB memory kit made up of eight 64GB DDR4 RDIMM modules. The modules run at 3200MHz (PC4-25600) and use ECC registered memory.

    The kit is designed as an upgrade for the ASRock Rack ROMED8-2T and is compatible with servers and workstations. Each module is dual rank (2Rx4) and operates at 1.2V.

    Total capacity
    512GB
    Modules
    8 x 64GB
    Type
    DDR4
    Speed
    PC4-25600
    Frequency
    3200MHz
    ECC type
    ECC Registered
    Form factor
    RDIMM
    Rank
    2Rx4 (Dual Rank)
    Pin count
    288
    Voltage
    1.2V
    Compatibility
    Servers and workstations; designed for ASRock Rack ROMED8-2T

    Questions and answers

    Will this work in a regular desktop PC?
    No. These are registered DIMMs for server and workstation platforms. Consumer desktop boards take unbuffered DIMMs and will not boot with RDIMMs.
    Does it fit the ASRock Rack ROMED8-2T?
    Yes, the kit is listed as an upgrade for that board. Eight 64GB 2Rx4 RDIMMs fill its eight slots for 512GB total.
    Is it compatible with AMD EPYC?
    DDR4-3200 RDIMMs are the standard memory for EPYC 7002 and 7003 platforms. Check your board's qualified memory list before buying.
    Can I add more memory later?
    Not on a single-socket board with eight slots, since this kit fills them all. Plan capacity up front or choose fewer, larger modules.
    What is the difference between RDIMM and UDIMM?
    RDIMMs have a register chip that buffers signals, which allows higher capacity and more modules per channel. UDIMMs are unbuffered and used in consumer boards.
    Where is the 512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM cheapest?
    At Amazon, for $4,616.72, as of our latest check.
    Where can I buy the 512GB Kit (8x64GB) 2Rx4 DDR4 3200MHz (PC4-25600) RDIMM?
    2 stores we checked sell it, including Amazon, A-Tech Memory.

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