M321RYGA0PB2-CCP - 96GB DDR5-6400 ECC RDIMM | Samsung
MPN: M321RYGA0PB2-CCP β Active| Qty | Unit Price | Extended |
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M321RYGA0PB2-CCP Overview
A Registered DIMM (RDIMM) is a server memory module that places a register (RCD) and data buffers between the DRAM devices and the memory controller, reducing electrical load on the command/address bus and enabling higher module densities and higher speeds than unbuffered DIMMs. Within the memory hierarchy, an RDIMM sits above UDIMM and SODIMM in capacity and reliability, and below LRDIMM in load reduction; it is the mainstream choice for two-socket and four-socket x86 servers. DDR5 adds on-module PMIC power management, on-die ECC, and two 32-bit subchannels per module.
Key features of the M321RYGA0PB2-CCP include 96 GB capacity in a single module, 6400 MT/s transfer rate, 2Rx4 organization for maximum rank-level interleaving, ECC Registered operation for data integrity, and 1.1 V DDR5 standard voltage. The 96 GB density is achieved with non-binary 24 Gb DDR5 DRAM dies, allowing high capacity without the cost of 3DS stacking.
Technically, the module uses 40 FBGA 6Gx4 DRAM packages arranged in two ranks of twenty devices each, with a 288-pin edge connector and a 72-bit ECC data path. The on-module PMIC and SPD hub are part of the JEDEC DDR5 RDIMM architecture, and the module is 100% JEDEC compliant per distributor documentation.
Typical applications include enterprise rack servers, virtualization hosts, in-memory databases, and high-performance workstations where 96 GB per DIMM enables dense configurations. The 2Rx4 organization and ECC RDIMM design suit memory-bandwidth-bound workloads such as AI inference, analytics, and VDI.
When designing or upgrading, verify that the server platform supports 24 Gb non-binary DDR5 DRAM and 96 GB RDIMM densities, and populate DIMMs per the vendor's population rules to maintain rated 6400 MT/s speed. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for M321RYGA0PB2-CCP β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
M321R8GA0PB2-CCP
β In Stock
$287.86 / Unit
View Datasheet βM321RYGA0PB0-CWM
π Reference alternative (not in catalog)
M321RYGA0BB0-CQK
π Reference alternative (not in catalog)
NEMIX 96GB DDR5-6400 RDIMM
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A-Tech 96GB DDR5-6400 RDIMM
π Reference alternative (not in catalog)
M321RYGA0PB2-CCP Maximum Ratings & Electrical Characteristics
| Memory Type | DDR5 SDRAM |
| Module Type | RDIMM (Registered DIMM) |
| Capacity | 96 GB |
| Transfer Rate | 6400 MT/s (PC5-51200) |
| Organization | 2Rx4 (Dual Rank, x4) |
| DRAM Configuration | 40 FBGA 6Gx4 DRAM devices |
| Module Organization Code | 12GX72 |
| Number of Pins | 288-pin |
| Nominal Voltage | 1.1 V |
| ECC Support | Yes (ECC Registered) |
| CAS Latency | CL52 |
| Form Factor | 288-pin DIMM (RDIMM) |
| JEDEC Compliance | 100% JEDEC compliant |
| GTIN (EAN/UPC) | 4262552150053 |
M321RYGA0PB2-CCP standard Pin Configuration Guide
Pin configuration for M321RYGA0PB2-CCP (standard package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for M321RYGA0PB2-CCP.
Refer to the datasheet for full pin configuration.
Typical Applications
M321RYGA0PB2-CCP is suitable for 6 applications: Enterprise Rack Servers, Virtualization Hosts, In-Memory Databases, High-Performance Workstations, AI Inference and Analytics Servers, Cloud and Hosting Infrastructure.
Enterprise Rack Servers
The M321RYGA0PB2-CCP fits enterprise rack servers because its 96 GB capacity and 6400 MT/s bandwidth let a two-socket platform reach very high memory density with fewer DIMMs. In a typical 16-DIMM server, sixteen of these modules provide 1.5 TB of ECC Registered memory, which is enough for large-scale virtualization and database workloads. The 2Rx4 organization and 72-bit ECC data path improve error detection and interleaving granularity compared with x8 modules. Because it is a 288-pin RDIMM at 1.1 V, it installs directly into standard DDR5 server slots without adapters. The trade-off is that 96 GB non-binary RDIMMs require platform firmware support, so confirm the server's qualified vendor list before deployment.
Recommended
Virtualization Hosts
Virtualization hosts benefit from the M321RYGA0PB2-CCP because memory capacity per socket directly limits VM density. A single 96 GB module can host many more virtual machines than a 32 GB or 64 GB DIMM, reducing the number of physical hosts required. The 6400 MT/s transfer rate supplies the bandwidth needed when many VMs contend for memory, and ECC Registered operation protects against single-bit errors that could crash a hypervisor. The 2Rx4 rank structure gives the memory controller finer interleaving, which helps latency-sensitive workloads. One consideration is that mixing 96 GB modules with lower-capacity DIMMs can force all memory to a lower common speed, so populate uniformly for best results.
Recommended
In-Memory Databases
In-memory databases such as SAP HANA and Redis require very large memory footprints, and the M321RYGA0PB2-CCP's 96 GB capacity per DIMM helps reach terabyte-scale datasets with fewer modules. The 6400 MT/s data rate delivers the bandwidth these workloads need for random access across large tables, while the 72-bit ECC path protects data integrity in always-on systems. The 2Rx4 organization provides more banks and finer interleaving, which can improve effective bandwidth under mixed read/write patterns. Because in-memory databases are often licensed by capacity, higher-density DIMMs can also reduce total cost of ownership. Verify that the database vendor certifies 96 GB DDR5 RDIMM configurations on your server model.
Recommended
High-Performance Workstations
Professional workstations used for simulation, rendering, and data science can use the M321RYGA0PB2-CCP to reach large memory capacities in a limited number of slots. A workstation with eight DIMM slots can hold 768 GB using these modules, which supports large CAD assemblies, finite-element models, and machine-learning datasets. The 6400 MT/s speed keeps memory from becoming the bottleneck in multi-threaded workloads, and ECC Registered operation prevents silent data corruption during long compute jobs. The 1.1 V DDR5 standard voltage and on-module PMIC improve power efficiency versus older DDR4 RDIMMs. Confirm that the workstation motherboard and CPU support RDIMM (not UDIMM) memory before purchase.
Recommended
AI Inference and Analytics Servers
AI inference and analytics servers are memory-bandwidth sensitive, and the M321RYGA0PB2-CCP supplies 6400 MT/s per module with 96 GB capacity, allowing large embedding tables and feature stores to reside in DRAM. The 2Rx4 organization and 72-bit ECC path help sustain bandwidth under the bursty access patterns typical of recommendation and inference pipelines. Because these servers often run 24/7, ECC Registered operation reduces the risk of uncorrectable errors that would interrupt service. The high per-DIMM capacity also lowers the module count, which can improve airflow and reduce power. Check that the inference framework and server BIOS recognize 96 GB non-binary DDR5 RDIMMs at rated speed.
Recommended
Cloud and Hosting Infrastructure
Cloud and hosting providers use the M321RYGA0PB2-CCP to maximize memory per rack unit, since 96 GB per DIMM reduces the number of servers needed for a given tenant density. The 6400 MT/s transfer rate supports multi-tenant workloads with unpredictable memory demand, and ECC Registered operation meets the reliability expectations of service-level agreements. The 288-pin RDIMM form factor is standard across DDR5 server platforms, simplifying sparing and inventory. One design consideration is that cloud fleets often standardize on a single DIMM part number, so validate the M321RYGA0PB2-CCP against the platform QVL before fleet-wide deployment. Uniform population also preserves rated speed across all channels.
Recommended
Recommended Products Summary
Engineering reference data for M321RYGA0PB2-CCP β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | M321RYGA0PB0-CWM | M321RYGA0BB0-CQK | M321R8GA0PB2-CCP | NEMIX 96GB DDR5-6400 RDIMM (M321RYGA0PB2-CCP compatible) |
|---|---|---|---|---|---|
| Package | 288-pin RDIMM | 288-pin RDIMM - same | 288-pin RDIMM - same | 288-pin RDIMM - same | 288-pin RDIMM - same |
| Brand | Samsung Electronics | Samsung Electronics | Samsung Electronics | Samsung Electronics | NEMIX RAM |
| Capacity | 96 GB | 96 GB | 96 GB | 64 GB | 96 GB |
| Voltage | 1.1 V | 1.1 V | 1.1 V | 1.1 V | 1.1 V |
| ECC / Registered | ECC Registered (RDIMM) | ECC Registered | ECC Registered | ECC Registered | ECC Registered |
| JEDEC Compliance | 100% JEDEC compliant | JEDEC compliant | JEDEC compliant | JEDEC compliant | JEDEC compliant |
| OEM QVL Status | Samsung OEM module | Samsung OEM module | Samsung OEM module | Samsung OEM module | Third-party, not on OEM QVL |
Key Differentiators
- 96 GB capacity per DIMM (vs M321R8GA0PB2-CCP)
- 6400 MT/s with 2Rx4 organization (vs M321RYGA0BB0-CQK)
- Samsung OEM module with JEDEC compliance (vs NEMIX 96GB DDR5-6400 RDIMM (M321RYGA0PB2-CCP compatible))
Design Notes
Verify platform support for 96 GB non-binary DDR5 RDIMMs before purchase. The M321RYGA0PB2-CCP uses 24 Gb non-binary DRAM dies, and some older server BIOS revisions do not recognize this density, causing the module to be reported at reduced capacity or fail training. Check the server vendor's qualified vendor list and update firmware to the latest revision. According to Router-Switch's comparison of Samsung 96 GB non-binary RDIMMs, platform compatibility varies between the CQK, CWM, and CCP revisions.
Populate DIMMs uniformly across memory channels to preserve the rated 6400 MT/s speed. Mixing the M321RYGA0PB2-CCP with lower-capacity or lower-speed DIMMs can force the entire memory subsystem to a common, slower speed and may disable rank interleaving. Follow the server vendor's DIMM population order, typically filling one DIMM per channel first. For maximum bandwidth, install identical modules in all channels of each socket.
Estimated: DDR5 RDIMMs dissipate roughly 5-10 W each depending on access rate, and dense 96 GB modules run warmer than lower-capacity parts. Ensure server chassis airflow meets the vendor's DIMM cooling requirement, especially in fully populated configurations. High DIMM temperatures can trigger memory throttling and reduce sustained bandwidth. If the platform supports it, enable temperature-controlled refresh and monitor DIMM thermal sensors through BMC telemetry.
The M321RYGA0PB2-CCP operates at 1.1 V and includes an on-module PMIC per the DDR5 RDIMM architecture, so the motherboard no longer supplies the DRAM rail directly. Confirm the server's DIMM slots provide the required 12 V input to the module PMIC and that the power budget accounts for the higher per-module current of 96 GB parts. When estimating system power, use the server vendor's memory power calculator rather than a generic per-DIMM figure.
Compliance Information
The verified web data states the module is 100% JEDEC compliant but does not provide RoHS, REACH, or halogen-free declarations. AEC-Q100 is not applicable to server memory modules.
