Samsung 8GB 2RX4 DDR3 PC3-12800R 1600 Mbps Server Memory Module

Overview

The Samsung M393B1K70QB0-YK0 is an 8GB DDR3 registered server memory module designed to deliver reliable performance at 1600 Mbps. It features a 240-pin RDIMM layout that fits standard server motherboards, making it an easy upgrade for systems requiring stable and error-checked memory. This module is ideal for enterprise environments where data integrity and uptime are critical, such as virtualization hosts and database servers.

Key features

• Registered DIMM design with 2Rx4 organization that reduces electrical load and improves signal stability in fully populated memory channels
• 8-bit error-correcting code (ECC) that continuously monitors and corrects single-bit errors to prevent data corruption and system crashes
• Dual-voltage operation at 1.5 V and 1.35 V, allowing for energy savings and reduced heat generation without compromising speed
• Standard 240-pin form factor for straightforward installation without the need for adapters or firmware changes
• Optimized for multi-channel configurations, ensuring consistent performance under heavy server workloads

Key specs

• Capacity: 8 GB
• Memory type: DDR3 registered DIMM (RDIMM)
• Data rate: 1600 Mbps
• Organization: 2Rx4
• Voltage: 1.5 V / 1.35 V dual-voltage support
• Pin count: 240 pins
• Error correction: 8-bit ECC

Connectivity and compatibility

This memory module is compatible with server platforms that support DDR3 registered DIMMs in a two-DIMM-per-channel configuration. Its 240-pin layout ensures compatibility with a wide range of rack servers and enterprise-grade motherboards, making it a flexible choice for upgrading or balancing memory capacity across clusters.

Performance and reliability

The 2Rx4 organization and on-board register help maintain signal integrity even when all memory slots are populated, which is essential for stable multi-channel operation. The built-in ECC continuously protects against data errors, making this module well suited for mission-critical applications that demand high availability and data accuracy.

Ideal uses and environments

This Samsung memory module fits well in data centers and enterprise servers that require dependable memory performance with error correction. It is a strong choice for virtualization hosts, database clusters, and other 24/7 services where preventing silent data corruption and unexpected downtime is a priority. Its dual-voltage capability also benefits energy-conscious environments aiming to reduce power consumption and heat output.