MZILT7T6HALA-000C3 Samsung 7.68TB SAS 12GBPS 2.5-Inch Read Intensive SSD

Highlights of Samsung MZILT7T6HALA-000C3 PM1643A 7.68TB

The Samsung PM1643A 7.68TB SAS Solid State Drive is a high-capacity, read-intensive enterprise SSD designed for mission-critical data center and server environments. Built with Samsung’s advanced V-NAND technology, this internal 2.5-inch drive delivers exceptional speed, reliability, and endurance for demanding workloads.

General Information

• Manufacturer: Samsung
• Part Number: MZILT7T6HALA-000C3
• Series: PM1643A
• Product Type: Enterprise Solid State Drive
• Sub Type: SAS 12GBPS 2.5-Inch

Technical Specifications

• Storage Capacity: 7.68TB
• Drive Type: Internal SSD
• Form Factor: 2.5-Inch
• Interface: SAS 12GBPS

Performance Specifications

High-Speed Data Transfer

• Sequential Read Speed: Up to 2,100 MB/s
• Sequential Write Speed: Up to 2,000 MB/s

Random I/O Performance

• Random Read: Up to 450,000 IOPS
• Random Write: Up to 90,000 IOPS
• Drive Writes Per Day (DWPD): 1

Reliability and Endurance

Enterprise-Grade Reliability

• Mean Time Between Failures (MTBF): 2,000,000 Hours
• Uncorrectable Bit Error Rate (UBER): 1 sector per 10¹⁷ bits read

Compatibility

Supported Environments

• Enterprise servers with SAS 12Gbps backplanes
• Data center storage arrays and SAN systems
• High-performance database and virtualization platforms
• Cloud and hyperscale infrastructure

Interface & Form Factor

• Interface Type: SAS 12GBPS
• Drive Form Factor: 2.5-Inch
• Bay Compatibility: Standard 2.5-Inch SAS drive bays

Overview of Samsung MZILT7T6HALA-000C3 SAS 12GBPS SSD

The Samsung MZILT7T6HALA-000C3 PM1643A 7.68TB SAS 12Gbps 2.5-Inch Read Intensive Solid State Drive represents a mature enterprise storage category designed for mission-critical data center workloads. This category focuses on high-capacity, high-reliability solid state drives that operate on the Serial Attached SCSI interface, delivering consistent performance, predictable latency, and robust data integrity features required in always-on server environments. SAS-based SSDs remain a cornerstone in enterprise infrastructures where multi-drive scalability, dual-port redundancy, and strict error handling are essential.

Samsung PM1643A Series Positioning in Enterprise Storage

The PM1643A series occupies a strategic position in Samsung’s enterprise SSD lineup by targeting read-intensive workloads that prioritize fast access to large datasets over continuous heavy write cycles. This category is widely adopted in scenarios where data is frequently accessed but less frequently modified, such as content delivery, online transaction processing read replicas, search indexing platforms, and large-scale data lakes. Samsung’s enterprise storage engineering emphasizes controller stability, firmware maturity, and long-term performance consistency.

SAS 12GBPS Interface and Dual-Port Reliability

The SAS 12Gbps interface defines this category by offering features that extend beyond raw transfer speeds. Unlike SATA-based solid state drives, SAS SSDs support dual-port connectivity, allowing two independent paths between the drive and the host system. This capability is critical in enterprise storage architectures where high availability and failover protection are mandatory. In environments utilizing redundant controllers or multipath I/O configurations, the Samsung PM1643A category ensures continuous access to data even if one path becomes unavailable. This design significantly reduces the risk of downtime and supports enterprise service-level agreements that require near-zero interruption.

2.5-Inch Form Factor for Data Center

The 2.5-inch form factor is a defining characteristic of this category, enabling seamless installation in standard enterprise drive bays. Data centers and server rooms worldwide rely on this standardized size to maximize storage density while maintaining efficient airflow and thermal management. The PM1643A 7.68TB drive aligns with this requirement, making it suitable for both new deployments and upgrades within existing infrastructures. This category benefits from the physical durability and ease of maintenance associated with hot-swappable 2.5-inch drives. Technicians can replace or scale storage capacity without powering down systems, supporting continuous operations and reducing maintenance windows.

Read Intensive Workload

The read intensive classification of the Samsung PM1643A category reflects its optimization for workloads dominated by data retrieval rather than frequent write cycles. These drives are engineered to deliver high read throughput, stable IOPS performance, and low access latency across large data volumes. Such characteristics are particularly valuable in enterprise applications where rapid data access directly impacts user experience and application responsiveness. By focusing on read-heavy scenarios, this category balances endurance, capacity, and cost efficiency. Organizations benefit from enterprise-grade reliability while allocating resources effectively for workloads that do not require write-intensive endurance profiles.

Large-Capacity 7.68TB Storage Density

The 7.68TB capacity places this category among high-density enterprise SSD solutions. This capacity enables consolidation of datasets, reducing the number of physical drives required within a server or storage array. Fewer drives can translate into lower power consumption, simplified cabling, and improved overall system efficiency. In data-intensive environments such as analytics platforms and digital repositories, the ability to store large volumes of data on a single drive reduces complexity and enhances performance by minimizing inter-drive data distribution overhead.

Consistent Performance Under Sustained Access

Enterprise environments demand storage devices that perform consistently under sustained workloads. The Samsung PM1643A category is designed to avoid the performance variability often associated with consumer-grade SSDs. Advanced firmware algorithms manage wear leveling, garbage collection, and error correction without introducing disruptive latency spikes. This consistent performance profile is critical for applications that rely on predictable response times, including financial systems, enterprise resource planning platforms, and large-scale content delivery networks.

Enterprise NAND Technology and Controller Design

Samsung’s enterprise SSD categories are built upon proprietary NAND flash technology and in-house controller designs. The PM1643A category benefits from this vertical integration, ensuring tight coordination between hardware components and firmware logic. This approach enhances reliability, performance optimization, and long-term product stability. Enterprise-grade NAND used in this category is selected and validated to withstand continuous operation, elevated temperatures, and sustained access patterns typical in data center environments. The controller firmware is tuned to manage large-capacity NAND efficiently, maintaining data integrity and performance across the drive’s lifecycle.

Advanced ECC and Data Integrity

Data integrity is a core focus within this category. The Samsung PM1643A incorporates robust error correction mechanisms that detect and correct data errors before they impact applications. These technologies are essential in enterprise systems where data corruption can have significant operational and financial consequences. End-to-end data protection ensures that information remains accurate as it moves from the host system through the controller and NAND layers. This category supports enterprise expectations for data reliability and compliance across regulated industries.

Enterprise Continuity

Enterprise SAS SSD categories such as the PM1643A include power loss protection features designed to safeguard in-flight data during unexpected power interruptions. Dedicated circuitry and onboard capacitors help ensure that cached data is properly committed to non-volatile storage. This capability is critical in data center environments where power anomalies, though rare, must not compromise data integrity. The presence of power loss protection distinguishes enterprise SSD categories from consumer alternatives.

Scalability in Server and Storage Array Deployments

The Samsung PM1643A 7.68TB SAS SSD category is designed for scalable deployments across a wide range of enterprise platforms. Whether installed in individual application servers or integrated into large storage arrays, these drives support linear scalability without introducing management complexity. SAS connectivity allows multiple drives to be managed efficiently through enterprise controllers, supporting advanced features such as zoning, multipathing, and centralized monitoring. This scalability ensures that storage infrastructure can grow alongside business demands.

Enterprise Operating Systems

This category is validated for compatibility with major enterprise operating systems and virtualization platforms. The SAS interface and enterprise firmware ensure stable operation across diverse environments, including Linux-based servers, virtualization clusters, and proprietary enterprise systems. Such broad compatibility simplifies deployment and reduces integration risks, allowing organizations to standardize on a single SSD category across multiple platforms.

Cloud Infrastructure

Virtualized and cloud-based infrastructures benefit significantly from the characteristics of the PM1643A category. High read throughput and low latency improve virtual machine boot times, application responsiveness, and data access within shared environments. By consolidating large datasets onto high-capacity SAS SSDs, cloud service providers and private data centers can optimize resource utilization while maintaining performance isolation between workloads.

Continuous Operation

Data centers operate under strict thermal constraints, making efficient heat management a critical aspect of storage design. The Samsung PM1643A category is engineered to operate reliably within enterprise temperature ranges, even under sustained workloads. Efficient power usage and thermal characteristics help maintain overall system stability, reducing the need for aggressive cooling solutions and supporting dense storage configurations.

Designed for 24/7 Data Center Environments

This category is intended for continuous, round-the-clock operation. Components are validated for long service life under constant load, ensuring that performance and reliability remain consistent throughout extended deployment periods. Organizations that rely on uninterrupted access to data, such as financial institutions and global enterprises, benefit from the durability and stability offered by this enterprise SSD category.

Use Cases Across Enterprise Industries

The Samsung PM1643A 7.68TB SAS SSD category addresses a broad spectrum of enterprise use cases. Industries ranging from finance and healthcare to media and telecommunications rely on read-intensive storage solutions to manage large datasets efficiently. In analytics and business intelligence platforms, rapid access to historical data accelerates query performance and decision-making. In content delivery and streaming environments, high read throughput ensures smooth user experiences even during peak demand.

Database and Data Warehouse Acceleration

Read-intensive databases and data warehouses benefit from the low latency and high throughput characteristics of this category. Frequently accessed tables, indexes, and reference data can be stored on PM1643A drives to improve overall system responsiveness. By reducing storage bottlenecks, organizations can maximize the performance of their database infrastructure without over-provisioning compute resources.

Enterprise Backup and Archival Access

While archival storage is often associated with lower-cost media, enterprises increasingly require fast access to archived data. The PM1643A category supports scenarios where large volumes of stored information must be retrieved quickly for audits, compliance, or analytics. The combination of high capacity and fast read performance makes this category suitable for active archives that bridge the gap between primary storage and long-term cold storage.

Enterprise Expectations

Enterprise SSD categories are evaluated not only on performance but also on lifecycle management and vendor support. Samsung’s PM1643A category aligns with enterprise expectations for long product availability, consistent firmware updates, and comprehensive validation processes. This stability allows organizations to plan infrastructure investments with confidence, minimizing the risks associated with frequent hardware changes or compatibility issues.

Firmware Stability and Predictable Behavior

Firmware maturity is a critical differentiator in enterprise storage categories. The PM1643A series emphasizes predictable behavior under all operating conditions, reducing the likelihood of unexpected performance anomalies. Regular firmware maintenance ensures that drives continue to meet enterprise reliability standards while adapting to evolving platform requirements.

Positioning Within SAS SSD Categories

The Samsung PM1643A 7.68TB SAS 12Gbps SSD category represents a balanced approach to enterprise storage, combining high capacity, read-optimized performance, and robust reliability features. It is positioned for organizations that require dependable access to large datasets without the overhead of write-intensive endurance profiles. As part of a broader enterprise storage strategy, this category complements other SSD and HDD tiers, enabling organizations to design cost-effective, performance-optimized storage architectures that align with specific workload demands.

Strategic Role in Tiered Storage Architectures

In tiered storage environments, the PM1643A category often serves as a high-capacity, high-performance read tier. Frequently accessed data can reside on these SAS SSDs, while less active data is allocated to lower-cost storage tiers. This strategic placement enhances overall system efficiency, ensuring that critical applications receive the performance they require while controlling infrastructure costs.

Enterprise Confidence Through Proven Design

The long-standing reputation of Samsung in enterprise memory and storage reinforces confidence in the PM1643A category. Proven design principles, extensive validation, and widespread adoption contribute to its status as a trusted solution in demanding enterprise environments.

Modern Data-Driven Operations

Modern enterprises depend on rapid data access to drive innovation and operational efficiency. The Samsung PM1643A 7.68TB SAS SSD category supports these objectives by delivering reliable, high-capacity, read-optimized storage that integrates seamlessly into contemporary data center infrastructures.