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32GB 2Rx4 DDR4 2666MHz (PC4-21300) LRDIMM

32GB 2Rx4 DDR4 2666MHz (PC4-21300) LRDIMM

Best price now

$256.83at A-Tech MemoryChecked Nov 12

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Price facts

  • Last seen at $256.83 at A-Tech Memory on Nov 12.

Our take on the 32GB 2Rx4 DDR4 2666MHz (PC4-21300) LRDIMM

This is a single 32GB DDR4 LRDIMM running at 2666MHz (PC4-21300), organized as 2Rx4. It is a load-reduced server module, not a desktop DIMM, so it belongs in a server board that explicitly supports LRDIMMs and 2Rx4 rank layouts. Its value is capacity per slot: one module gives 32GB, which helps when you need large memory in a limited number of slots. The trade-off is compatibility. LRDIMMs will not work in most consumer boards or in servers that only accept RDIMMs, so check the board's qualified memory list before buying.

Best forServers that require LRDIMM memoryBoards with a 2Rx4 rank requirementBuilding high-capacity memory per slotReplacing a failed module in a supported server
Pros
  • 32GB in a single module
  • 2666MHz speed for DDR4 server platforms
  • 2Rx4 organization matches boards that specify it
  • Load-reduced design suits high-density server memory configurations
Cons
  • LRDIMM will not work in most consumer or RDIMM-only boards
  • 2Rx4 rank layout is not accepted by every server
  • No ECC or registered fallback for unsupported platforms
  • Single module, so no matched kit for dual-channel pairing

32GB 2Rx4 DDR4 2666MHz (PC4-21300) LRDIMM prices at every store

  • A-Tech MemoryNew

    In stockReturn policy

    $256.83Checked Nov 12
    Visit A-Tech Memory

About the 32GB 2Rx4 DDR4 2666MHz (PC4-21300) LRDIMM

This is a 32GB DDR4 LRDIMM server memory module with ECC Load Reduced error correction. It runs at 2666MHz (PC4-21300) and is a dual-rank 2Rx4 module.

It is an upgrade designed for the ASRock Rack ROMED8-2T and works with servers and workstations. The module uses a 288-pin connector and runs at 1.2V.

Total capacity
32GB
Modules
1 x 32GB
Class
DDR4
Speed
PC4-21300
Frequency
2666MHz
ECC type
ECC Load Reduced
Form factor
LRDIMM
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. It is an LRDIMM, a load-reduced server module. Desktop boards and most consumer platforms do not support LRDIMMs and will not boot with it.
What does 2Rx4 mean?
It means the module is dual-rank with x4 memory chips. Some server boards require this organization and will not accept x8 or single-rank modules in the same slots.
Is this the same as an RDIMM?
No. LRDIMM and RDIMM are different server memory types. A board that lists RDIMM support does not automatically accept LRDIMMs, so check the qualified list.
Can I mix it with other memory?
Best practice is to use identical modules in matched slots. Mixing ranks, speeds or types can cause the board to downclock or fail to post.
What speed does it run at?
It is rated at 2666MHz, PC4-21300. The board and CPU determine the actual speed, and it may run slower if the platform caps below 2666.
Where is the 32GB 2Rx4 DDR4 2666MHz (PC4-21300) LRDIMM cheapest?
At A-Tech Memory, for $256.83, as of our latest check.

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