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Green rectangular DDR5 server memory module with gold contacts and black chips

SAMSUNG

SAMSUNG 128GB DDR5 4800MHz RDIMM Server RAM

SKU CH-JJCT-36X61

Provides 128GB of DDR5 server memory running at 4800MHz in a registered DIMM format

  • Accessory categoryNetwork
  • 128 GB capacity supports memory-intensive server workloads
  • DDR5 technology delivers 4800 MT/s data rates for responsive performance
  • RDIMM form factor provides registered buffering for system stability
  • New condition ensures full manufacturer specification compliance

128GB DDR5 4800MHz RDIMM

This Samsung server memory module provides 128GB of DDR5 capacity at 4800MHz. It uses the RDIMM form factor for registered operation in enterprise platforms. The module is supplied new and identified by part reference M321RAGA0B20-CWK.

Suited for multi-socket servers needing high

This module fits systems that accept DDR5 RDIMMs at 4800MHz. It is not for desktop PCs that require unbuffered DIMMs, nor for platforms limited to lower memory speeds or smaller maximum capacities. Buyers needing different form factors or speed grades should verify platform specifications first.

How it compares

Measured against everything we stock in ECC Server RAM, at today’s prices. Recalculated every night.

Price $3,199.99
Pricier than about 90% of the 6,523 comparable items (median $188.99).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Accessory categoryNetwork

Questions about this item

How can I confirm the 128GB DDR5 4800MHz RDIMM is detected at full speed after installation?

Enter the server BIOS or UEFI and verify the memory information screen shows 128GB capacity and 4800MT/s operating frequency for the installed module.

What is included with the SAMSUNG M321RAGA0B20-CWK module and what must be sourced separately?

The box contains the single 128GB DDR5 4800MHz RDIMM; any additional DIMMs, memory risers or cooling brackets required by your chassis must be purchased separately.

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