Crucial DDR5 RDIMM 96GB 6400MT/s Server Memory

The Crucial DDR5 RDIMM 96GB 6400MT/s is a high-density registered ECC memory module engineered for modern enterprise server platforms built on Intel Xeon Scalable (Sapphire Rapids/Emerald Rapids) and AMD EPYC (Genoa/Bergamo) processors. Operating at 6400 MT/s with a 1.1V supply voltage, this module leverages DDR5's on-die ECC, improved power management integrated circuits (PMICs), and the registered buffer architecture to ensure signal integrity across multi-DIMM configurations in dual-socket servers. The 96GB capacity per module is achieved through high-density 3DS (Three-Dimensional Stacked) or high-density monolithic DRAM die technology, enabling platforms to reach multi-terabyte aggregate memory capacities without exhausting available DIMM slots.

Targeted at memory-intensive workloads such as large-scale virtualization, in-memory databases (SAP HANA, Redis, Oracle TimesTen), and HPC analytics, this module offers a substantial bandwidth uplift over DDR4-3200 predecessors—roughly doubling peak theoretical bandwidth to support AI inference pipelines and real-time OLAP query engines. The RDIMM buffer chip re-drives command, address, and control signals, reducing the electrical load on the memory controller and permitting higher per-channel DIMM populations without speed degradation. On-die ECC at the DRAM level provides a first layer of error correction before data reaches the host controller, complementing the system-level SECDED or SDDC ECC managed by the server's memory subsystem.

Launched in Q2 2025, this module positions Crucial as a high-capacity DDR5 RDIMM supplier for cloud-native infrastructure, enterprise virtualization hosts, and scale-up data warehouse appliances. The combination of 96GB single-module density, 6400 MT/s data rate, and broad compatibility with leading server platforms makes it a practical choice for data center architects seeking to maximize memory capacity per rack unit while maintaining the reliability demanded by tier-1 production environments.

Ideal for

• Large-scale VMware vSphere or Red Hat OpenShift virtualization hosts requiring maximum vRAM density per socket to consolidate workloads
• SAP HANA and other in-memory database appliances where aggregate DRAM capacity directly governs the size of the hot data set held in memory
• AI/ML inference servers loading large language model weights into DRAM for low-latency token generation without repeated NVMe swaps
• High-performance computing nodes running MPI-based simulations and molecular dynamics workloads that benefit from high-bandwidth, low-latency memory access
• Real-time OLAP and data warehouse query engines (ClickHouse, Apache Druid) processing multi-terabyte datasets entirely in-memory for sub-second response times
• Cloud service provider bare-metal servers offering memory-optimized instance types where maximizing DRAM per physical node reduces per-VM overhead

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.