Lenovo ThinkSystem PM1655 1.6TB 2.5" SAS 24Gb/s SSD

Overview

The Lenovo 4XB7A80341 is a 1.6TB solid-state drive designed for ThinkSystem servers, featuring a 24 Gb/s SAS interface for high-speed data transfer. Its 2.5-inch form factor fits into hot-swap bays, allowing you to upgrade or expand storage without interrupting server operations. Built on Samsung’s sixth generation V-NAND TLC technology, this SSD supports three drive writes per day, making it well suited for environments with mixed read and write workloads such as virtualization, transaction-heavy databases, and continuous analytics.

Key features

• Hot-swap capability enables easy installation and replacement without downtime, ensuring continuous server availability.
• End-to-end data protection validates every data transfer to maintain integrity and prevent corruption.
• Power-loss protection architecture safeguards in-flight data during unexpected power interruptions, reducing risk of data loss.
• Compliance with TCG Enterprise 1.01 provides hardware-based security options to protect sensitive information.
• S.M.A.R.T support offers real-time monitoring of drive health, allowing proactive maintenance before performance issues arise.
• RoHS compliant design aligns with environmental standards, supporting sustainable data center operations.
• High endurance rating of three drive writes per day supports demanding enterprise workloads with consistent performance.

Key specs

• Storage capacity: 1.6 TB
• Interface: 24 Gb/s SAS
• Form factor: 2.5 inch
• Endurance: 3 drive writes per day
• Technology: Samsung sixth generation V-NAND TLC
• Security compliance: TCG Enterprise 1.01

Connectivity and compatibility

This SSD connects via a 24 Gb/s SAS interface, which is widely supported in enterprise-grade ThinkSystem servers. Its 2.5-inch size fits standard hot-swap bays, making it compatible with existing server chassis designed for SAS drives. This ensures straightforward integration into current infrastructure without requiring additional adapters or modifications.

Performance and reliability

The drive’s endurance rating and advanced NAND technology provide consistent performance under mixed workloads, which is critical for virtualization and database applications. Built-in protection features like power-loss protection and end-to-end data validation enhance reliability, reducing the risk of data corruption and downtime. Real-time health monitoring through S.M.A.R.T helps maintain optimal operation by alerting administrators to potential issues early.

Ideal uses and environments

This SSD is a strong choice for enterprise data centers that require fast, reliable storage for servers running virtualization, transaction processing, or analytics workloads. Its hot-swap design and robust protection features make it suitable for environments where uptime and data integrity are paramount. It fits well in setups that demand scalable storage capacity without compromising on security or endurance.