VO001920RZWUV HPE 1.92TB SAS-12GBPS Mixed Use SSD.

HPE VO001920RZWUV SAS Mixed Use SSD

The HPE VO001920RZWUV represents a pinnacle of storage technology within the HPE Value SAS SSD family, designed to deliver a balanced performance profile for mixed-use applications. This 1.92TB drive combines high-speed SAS 12Gbps connectivity with the endurance and reliability required for read-intensive, write-intensive, and mixed workload environments. Engineered to be a versatile workhorse, it serves as a critical component in data centers seeking to accelerate application performance while maintaining stringent uptime and data integrity standards.

Key Specifications 

At the heart of the HPE VO001920RZWUV is a sophisticated architecture built to handle the rigors of enterprise storage. The drive's specifications form the foundation of its performance and reliability, making it a suitable choice for a wide array of server and storage array applications.

Capacity and Form Factor

The drive offers a usable capacity of 1.92 Terabytes (TB), a strategic size that balances storage density with performance and endurance characteristics. This capacity is ideal for operating systems, hypervisors, databases, and virtualized environments where a single drive must handle diverse data types. The drive is packaged in a 2.5-inch Small Form Factor (SFF) with an integrated hot-swap tray, ensuring seamless integration into industry-standard server bays and storage enclosures. The SFF design is critical for maximizing storage density in rack-optimized servers, allowing more drives—and therefore more performance and capacity—to be deployed per rack unit.

Interface and Protocol: SAS-12Gbps

The Serial Attached SCSI (SAS) interface, operating at 12 Gigabits per second (Gbps), is a cornerstone of this drive's capability. Unlike SATA-based SSDs, the SAS interface provides full-duplex communication, meaning it can read and write data simultaneously over dedicated pathways. This dual-port nature is a key enterprise feature, offering path redundancy for high-availability configurations. The 12Gbps data rate ensures minimal latency and high throughput, saturating the bandwidth available in modern HPE ProLiant, Synergy, and Apollo servers, as well as HPE MSA and StoreVirtual storage systems.

Mixed-Use Endurance Classification

The "Mixed Use" designation is a critical differentiator. This classification indicates that the drive is engineered with a specific type of NAND flash memory and a robust over-provisioning strategy to sustain a balanced ratio of read and write operations. Mixed Use drives typically offer a higher Drive Writes Per Day (DWPD) rating than Read-Intensive models, meaning they can endure more data being written to them over their lifetime. This makes the HPE VO001920RZWUV suitable for applications like database transaction logs, email servers, virtualization, and collaborative workloads where write activity is significant and consistent.

Performance and Reliability Characteristics

Performance in an enterprise SSD is measured not just by peak throughput, but by consistent, low-latency input/output operations under sustained load. The HPE Value SAS Mixed Use SSD is architected to excel in these areas.

Sustained IOPS and Low Latency

Leveraging the high-speed SAS interface and an advanced controller, this drive delivers high levels of sustained Input/Output Operations Per Second (IOPS) for both random read and write workloads. The architecture is optimized to minimize latency, ensuring rapid data access which is crucial for transaction-processing applications and real-time analytics. The consistency of this performance, even as the drive fills with data, is a hallmark of its enterprise-grade design, preventing the performance degradation often seen in consumer-grade SSDs.

Advanced Wear Leveling and Error Correction

To maximize the lifespan of the NAND flash memory, the drive employs sophisticated wear-leveling algorithms. These algorithms distribute write and erase cycles evenly across all the memory blocks, preventing any single block from wearing out prematurely. Coupled with powerful Low-Density Parity-Check (LDPC) error-correcting code technology, the drive can detect and correct a much larger number of bit errors than traditional ECC, ensuring data integrity and long-term reliability.

Power Loss Protection and Data Integrity

Enterprise environments demand protection against unexpected power loss. This HPE SSD incorporates power loss protection circuits, often involving onboard capacitors. In the event of a sudden power failure, these capacitors provide enough hold-up energy to complete any in-progress write operations and flush data from volatile caches to the non-volatile NAND flash. This prevents data corruption and ensures that the drive remains in a known, consistent state upon reboot, a critical feature for maintaining database ACID properties and filesystem integrity.

Firmware and HPE Integration

HPE differentiates its storage components through deep integration and specialized firmware, ensuring they operate optimally within the HPE ecosystem.

Digitally Signed Firmware for Security

The "Digitally Signed Firmware" is a paramount security feature. Each firmware update released by HPE for this drive is cryptographically signed. Before the drive accepts and installs a firmware update, it verifies this digital signature to confirm the firmware is authentic and unaltered, originating directly from HPE. This process protects the drive from malicious firmware that could compromise performance, stability, or data security, providing a trusted foundation for the server's boot and storage stack.

HPE Smart Array Controller Synergy

When paired with HPE Smart Array controllers, these SSDs can unlock additional enterprise features. This includes advanced caching algorithms that further accelerate performance, as well as comprehensive array management through tools like HPE Smart Storage Administrator (SSA). The controller can provide a unified management interface for the entire drive array, reporting health status, predicting failures through analytics, and simplifying configuration tasks.

Use Cases

The specific blend of capacity, performance, and endurance makes the HPE VO001920RZWUV an ideal solution for several key enterprise scenarios.

Virtualized Server Infrastructure

In virtualized environments powered by VMware vSphere, Microsoft Hyper-V, or KVM, the storage layer is often the primary bottleneck. This Mixed Use SSD can serve as high-performance datastore, hosting multiple virtual machines and their associated operating systems, applications, and data. The high IOPS and low latency reduce "boot storms" and ensure smooth operation during periods of high concurrent activity, improving the overall density and responsiveness of the virtual infrastructure.

Database Servers and Transaction Processing

Relational databases such as Microsoft SQL Server, Oracle Database, and MySQL are highly sensitive to storage performance. This drive is well-suited for housing database data files, transaction logs, and tempdb files. The mixed-use endurance is particularly important for transaction logs, which are subject to a continuous stream of sequential writes. The drive's performance ensures faster query execution, quicker commit times, and improved overall throughput for online transaction processing (OLTP) systems.

High-Performance Computing and Analytics

For High-Performance Computing (HPC) clusters and real-time analytics platforms, storage speed is directly correlated with time-to-results. This SSD can be deployed as a local scratch disk or as part of a parallel filesystem to provide fast access to working datasets. By reducing I/O wait times, computational tasks complete faster, increasing the efficiency and productivity of research, engineering simulation, and business intelligence workloads.

HPE Firmware and Driver Ecosystem

Owning an HPE-branded SSD guarantees access to a curated stream of firmware and driver updates through the HPE Support Center. These updates are tested and validated for stability and performance within HPE server platforms. Integrated tools like HPE iLO (Integrated Lights-Out) and HPE OneView can provide proactive health alerts and simplify the firmware update process across the entire infrastructure.

The HPE BC Value SAS Advantage

The "BC Value" designation indicates that this drive is part of a portfolio designed to provide a balanced cost-to-performance ratio for general-purpose and mixed-workload enterprise deployments. It offers a robust set of enterprise features—such as power-loss protection, high endurance, and advanced data integrity—without the premium cost associated with HPE's "Performance" or "Mission Critical" tiers, which are designed for the most extreme workloads. This makes the VO001920RZWUV an intelligent, cost-conscious choice for businesses looking to modernize their storage infrastructure with reliable, high-performance SSDs.