The OWC 1TB (4×256GB) DDR4-3200 ECC Registered RDIMM kit is a high-capacity memory upgrade for compatible servers and workstations, with specifications matching Samsung part M393ABG40M52-CAE.
Recommended For
- Server administrators replacing or expanding memory in a DDR4 system that explicitly supports 256GB 8Rx4 ECC Registered DIMMs and this four-module configuration.
- IT teams building memory-heavy virtualization hosts that need substantial RAM for multiple virtual machines, provided the server platform supports these DIMMs and the intended memory layout.
- Database and analytics operators whose workloads benefit from keeping large datasets or working sets in system memory, such as memory-intensive databases and in-memory analytics.
- Workstation operators running memory-intensive engineering, scientific, or data-processing applications on a workstation that supports DDR4 ECC Registered DIMMs at this capacity.
Real-World Use Scenarios
- A virtualization host is running short on memory before its CPU is fully utilized; on a server that supports these 256GB RDIMMs, adding capacity can let the administrator assign more RAM to existing VMs or run more VMs on the host.
- A team consolidating several memory-hungry services onto one server can use the added RAM to give workloads such as database, web-hosting, or file-sharing VMs more room, subject to the host’s CPU, storage, and memory limits.
- A database or analytics server with a large working set can use extra memory to keep more data in RAM; this may reduce memory pressure, but will not by itself improve performance when the workload is limited by CPU or storage.
- An operator upgrading a server with limited DIMM slots can use high-capacity modules to increase installed memory without filling every slot with smaller DIMMs, provided the server and processor support this module capacity and rank configuration.
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