General

Engineer's Note

Designed for server platforms, the Samsung M393B2G70BH0-CK008 16GB DDR3-1600 registered ECC module delivers reliable data integrity for virtualized environments and in-memory databases. Its dual-rank x4 organization with registered signaling ensures stable operation under heavy load, while Error Correcting Code (ECC) provides single-bit error correction to protect against data corruption in mission-critical deployments.

Technical Specs & Insights

1. 16GB capacity per module allows a virtualization host to pack more active VMs per server, reducing the need for costly hardware scale-out.
2. ECC protection corrects single-bit memory errors on the fly, defending transactional databases and long-running analytics jobs against silent data corruption.
3. Registered signal type buffers control signals to maintain electrical integrity, essential for keeping large memory populations stable under 24/7 server uptime.
4. DDR3-1600 speed supplies enough throughput per channel to keep legacy enterprise applications responsive while stretching the life of existing infrastructure.
5. Dual Rank x4 organization maximizes bank-level parallelism, sustaining bandwidth efficiency when multiple virtual machines compete for memory access simultaneously.

Why These Specs Matter

The Samsung M393B2G70BH0-CK008 is a server-grade Registered DIMM engineered for mission-critical enterprise workloads. Its four foundational characteristics directly address the real-world demands of data centers and virtualization infrastructure.

First, Error Correcting Code memory detects and corrects single-bit errors automatically. In a virtualized cluster running a dozen VMs on a single host, an undetected bit flip in guest memory can corrupt transactional databases or silently crash a node — ECC transforms that from an invisible risk into a non-event, protecting data integrity around the clock. Second, the Registered buffer isolates the memory controller from the electrical load of high-capacity ranks, enabling you to populate all channels with 16GB modules without signal degradation. That stability is vital when scaling an in-memory database like Redis or SAP HANA, where maximum capacity and uptime are non-negotiable. Third, the Dual Rank x4 organization leverages rank interleaving, letting the memory controller pipeline read/write bursts across ranks to sustain bandwidth under concurrent access — exactly the pattern seen when hundreds of users query a reporting engine simultaneously. Finally, DDR3-1600 at CL11 delivers a proven balance of speed and latency for platforms still running stable, cost-efficient legacy infrastructure, ensuring your existing server farms keep up with demanding analytics without a full platform overhaul.

Endurance & Reliability

Memory Type: Server (DDR3-1600 Registered ECC RDIMM, 16GB, 1.5V, Dual Rank x4)

General Virtualization
For general virtualization hosts running multiple VMs, deploy at least six to eight of these 16GB RDIMMs across all memory channels to achieve 96–128 GB total. Populate channels symmetrically (e.g., two DIMMs per channel on a dual-socket system) to maintain balanced memory access and maximize throughput. Leave room for future growth by using half-populated configurations initially.

In-Memory Database
In-memory databases demand both large capacity and data integrity. Equip the server with the maximum supported number of these ECC modules — often 16 or 24 DIMMs per node — to reach 256 GB or more. Use a balanced, all-channel populated layout to reduce latency and ensure the ECC protection guards against single-bit errors in critical datasets.

High Performance Computing
HPC workloads prioritize bandwidth over raw capacity. Install one DIMM per channel across all available memory channels (typically 8 or 12 modules) to achieve full memory interleaving and peak 1600 MT/s transfer rates. Avoid mixing ranks asymmetrically; the dual-rank x4 design already balances load, so populate every channel identically.

Verified Compatibility

Rigorously tested server memory. Verified compatible with Dell PowerEdge R720, HP DL380p Gen8, Lenovo ThinkServer RD630 and more.

FAQ