MZILT3T8HBLS-00AH4 Samsung 3.84TB SAS 12GBPS PM1643a Series SFF SSD

Overview of Samsung PM1643a Series 3.84TB SAS SSD 

The Samsung MZILT3T8HBLS-00AH4 PM1643a Series 3.84TB SAS 12Gbps 2.5-inch Internal Solid State Drive represents a cutting-edge storage solution tailored for enterprise environments demanding high performance, reliability, and capacity. Designed with advanced SAS (Serial Attached SCSI) interface technology, this SSD achieves ultra-fast data transfer rates of up to 12Gbps, enabling seamless integration into data centers, servers, and high-throughput applications.

Engineered to provide the optimal balance of speed, endurance, and energy efficiency, the PM1643a series is ideal for read-intensive workloads such as database management, virtualization, cloud storage, and large-scale analytics. With a substantial 3.84TB storage capacity housed within a compact 2.5-inch form factor, this SSD maximizes storage density without compromising on reliability or speed.

Key Features of the PM1643a 3.84TB SAS SSD

• High-Speed SAS Interface: Utilizes 12Gbps SAS interface for rapid data transfer and low latency.
• Enterprise-grade Capacity: Large 3.84TB capacity supports massive data storage needs.
• Compact 2.5-inch Form Factor: Fits easily into standard enterprise server racks and storage arrays.
• Enhanced Endurance: Designed for intensive read operations with high TBW (terabytes written) rating.
• Advanced Reliability: Incorporates ECC (Error Correction Code) and power-loss protection features.
• Energy Efficient: Optimized power consumption for reduced operational costs.

Technical Specifications Breakdown

Interface and Protocol

The MZILT3T8HBLS-00AH4 PM1643a SSD operates on the SAS 12Gbps interface, which ensures backward compatibility with 6Gbps SAS systems while delivering twice the speed. The SAS protocol is renowned for its superior error handling, data integrity, and robust performance in multi-queue command processing environments.

Form Factor and Dimensions

Designed in a standardized 2.5-inch form factor, this SSD is compatible with a wide range of enterprise server hardware. Its slim profile facilitates high-density deployments, enabling more storage per rack unit without adding physical bulk.

Capacity and Storage Technology

Offering a generous 3.84TB of raw storage, the PM1643a leverages Samsung's advanced V-NAND 3-bit MLC (Multi-Level Cell) technology. This provides a reliable balance of capacity, performance, and endurance, outperforming traditional HDDs and many competing SSDs in data centers.

Performance Metrics

Sequential Read and Write Speeds

The MZILT3T8HBLS-00AH4 PM1643a SSD delivers impressive sequential read speeds of up to 2100 MB/s and write speeds of approximately 1500 MB/s, which dramatically reduces data access and transfer times in large file operations. This makes it highly suitable for applications requiring fast sequential I/O like video editing or backup servers.

Random IOPS Performance

Equipped to handle up to 400,000 random read IOPS (Input/Output Operations Per Second), this drive excels in environments with heavy mixed workloads, such as virtualized databases or transactional systems, where quick access to random data blocks is crucial.

Latency and Reliability

The drive features low latency performance due to the SAS interface combined with Samsung's proprietary controller technology, ensuring minimal delay in command processing. Moreover, it incorporates enterprise-grade reliability measures, including end-to-end data protection and power-loss data protection, making it suitable for mission-critical applications.

Use Cases and Application Scenarios

Enterprise Data Centers

The MZILT3T8HBLS-00AH4 PM1643a 3.84TB SAS SSD is purpose-built for modern enterprise data centers requiring robust and fast storage solutions. Its high capacity and speed make it ideal for managing virtualization platforms, large-scale databases, and cloud computing workloads, where storage performance directly impacts service quality.

High-Performance Computing (HPC)

HPC applications demand ultra-low latency and high throughput. Samsung's PM1643a SSD meets these needs by delivering consistent high-speed data access and reliability, which supports complex simulations, data modeling, and scientific research computations.

Big Data Analytics

In big data environments, the ability to quickly read and write vast amounts of data is essential. The PM1643a’s large capacity and rapid I/O capabilities facilitate real-time data processing and analytics, enabling businesses to extract valuable insights efficiently.

Backup and Archival Solutions

For organizations needing reliable backup or archival storage with fast recovery times, this SSD offers a resilient alternative to traditional HDDs. It enhances data protection workflows by reducing the backup window and accelerating data restore operations.

Comparison to Other Storage Technologies

PM1643a vs. SATA SSDs

Unlike SATA SSDs capped at 6Gbps interface speeds, the PM1643a benefits from the SAS 12Gbps standard, doubling throughput and offering better command queuing and data integrity features. This advantage results in superior performance and reliability in enterprise settings.

PM1643a vs. HDDs

When compared to traditional Hard Disk Drives, the PM1643a SSD provides significantly faster read/write speeds, lower latency, and higher durability. Additionally, it consumes less power and operates silently, making it ideal for modern energy-conscious data centers.

PM1643a vs. NVMe SSDs

While NVMe SSDs generally offer even faster speeds via PCIe interfaces, SAS SSDs like the PM1643a are favored in environments where proven reliability, widespread compatibility with existing server infrastructure, and data integrity under heavy loads are paramount.

Durability and Endurance Considerations

Write Endurance

Samsung’s PM1643a series boasts high endurance ratings with optimized firmware and NAND management, making it well-suited for write-intensive applications. Enterprise users can expect consistent performance over the drive’s lifespan with minimal risk of wear-induced failure.

Error Correction and Data Integrity

Featuring advanced ECC algorithms, the PM1643a ensures that data corruption is detected and corrected promptly, maintaining integrity throughout the data lifecycle. Coupled with power-loss protection capacitors, it prevents data loss even during unexpected outages.

Thermal Management

Effective thermal design and monitoring systems embedded in the SSD prevent overheating, ensuring stable operation even under continuous heavy workloads, which is critical for maintaining system uptime and performance.

Compatibility

Server Integration

Thanks to its standard 2.5-inch size and SAS interface, the PM1643a can be installed in a wide range of enterprise servers, storage arrays, and SAN environments. Compatibility with popular RAID controllers and hot-swappable bays simplifies deployment and maintenance.

Energy Efficiency and Cost Benefits

Lower Power Consumption

Compared to traditional spinning disks, the PM1643a consumes significantly less power, reducing operational costs and contributing to greener data center practices. This efficiency also reduces heat generation, lowering cooling expenses.

Total Cost of Ownership (TCO)

While the initial investment in enterprise-grade SAS SSDs might be higher than HDDs, the improved performance, reduced downtime, lower power usage, and extended lifespan of the PM1643a result in a lower overall cost of ownership for businesses.