KH92K Dell 400GB SAS-12GBPS Write Intensive Hot-plug SSD

Dell KGG91 3.84TB SAS-12GBPS 2.5Inch SED 1DWPD Hot-Plug Read Intensive Solid State Drive Overview

The Dell KGG91 3.84TB SAS-12Gbps 2.5-inch SED 1DWPD Hot-Plug Read Intensive Solid State Drive is a high-performance enterprise-grade storage device engineered for modern data centers. Combining large capacity, SAS 12Gbps connectivity, read-intensive endurance, and advanced security with Self-Encrypting Drive (SED) technology, it is optimized for workloads that require rapid data access, superior reliability, and compliance with data protection regulations. Its hot-plug capability ensures that IT administrators can replace or upgrade the drive without downtime, making it a cornerstone for mission-critical applications.

Capacity and Form Factor

High-Capacity 3.84TB Storage

The Dell KGG91 provides 3.84TB of enterprise-class storage, making it ideal for applications that demand large capacity without compromising performance. This high-density solution reduces the number of drives needed for growing workloads, leading to lower hardware costs and efficient utilization of rack space. Organizations can consolidate workloads, enabling faster data access while optimizing power and cooling requirements.

2.5-Inch Small Form Factor

The 2.5-inch form factor ensures compatibility with a wide variety of Dell PowerEdge servers and storage systems. Its compact design is well-suited for dense deployments, enabling organizations to maximize performance per rack unit. The form factor provides the balance of scalability and efficiency that enterprises need as data demands increase.

Performance and Connectivity

SAS 12GBPS Interface

The SAS-12Gbps interface of the Dell KGG91 provides faster data throughput compared to SATA alternatives, enabling high-bandwidth workloads to run without bottlenecks. SAS drives are built for enterprise reliability and performance, offering superior command queuing, better error handling, and dual-port redundancy for continuous data availability.

Optimized for Read-Intensive Applications

With an endurance rating of 1 Drive Write Per Day (1DWPD), the Dell KGG91 is optimized for read-intensive workloads. It delivers the best balance of performance and cost-effectiveness for applications where reads significantly outnumber writes. Examples include media streaming, data warehousing, analytics platforms, and cloud services that require consistent access to large volumes of data.

Consistent Throughput and Low Latency

The Dell KGG91 delivers low latency and consistent throughput, ensuring predictable performance across diverse workloads. Enterprise applications such as virtualization, online transaction processing, and database queries benefit from faster response times and minimal performance degradation under heavy loads.

Self-Encrypting Drive (SED)

Hardware-Based Data Protection

The built-in Self-Encrypting Drive (SED) technology ensures that all stored data is automatically encrypted using hardware-based algorithms. Unlike software encryption, which consumes CPU resources, SED encryption operates independently, ensuring secure data storage without compromising performance.

Regulatory Standards

SED technology helps enterprises comply with data protection regulations, including HIPAA, GDPR, and PCI DSS. The Dell KGG91 ensures sensitive data is secure at rest, making it a suitable choice for industries such as healthcare, finance, and government agencies that require high levels of data security and confidentiality.

Secure Erase for Rapid Decommissioning

When it comes time to repurpose or retire the drive, the secure erase functionality ensures that data is permanently removed, preventing unauthorized recovery. This feature is essential for organizations seeking secure and efficient lifecycle management of storage infrastructure.

Hot-Plug Functionality

Seamless Replacement Without Downtime

The Dell KGG91 supports hot-plug capability, allowing drives to be replaced or upgraded without shutting down systems. This feature minimizes downtime and enables continuous service delivery, which is critical for enterprises that operate 24/7.

Improved Data Center Efficiency

Hot-swappable functionality streamlines IT operations by providing flexibility for maintenance and scalability. IT administrators can manage drive upgrades and replacements without scheduling extended service interruptions, ensuring data center agility and uninterrupted business processes.

Endurance and Reliability

1DWPD Endurance Rating

Rated at 1 Drive Write Per Day, the Dell KGG91 is designed for environments where read workloads dominate. It provides consistent and reliable performance throughout its lifecycle, making it cost-effective for large-scale deployments in enterprise environments.

High Mean Time Between Failures (MTBF)

With industry-leading MTBF ratings, the Dell KGG91 delivers superior reliability, reducing the risk of downtime and drive replacement costs. Enterprises can rely on this SSD to support mission-critical applications where data integrity and availability are paramount.

Use Case Applications

Cloud Computing and Virtualization

Cloud service providers and virtualized environments require consistent, low-latency storage to meet user demands. The Dell KGG91 supports these requirements by ensuring responsive virtual machine provisioning, rapid data access, and high reliability for multi-tenant environments.

Analytics and Data Warehousing

Big data analytics and data warehousing systems benefit from the high read performance of the Dell KGG91. Its ability to process large datasets quickly accelerates query response times, enabling faster decision-making for organizations reliant on real-time data insights.

Media Streaming and Content Delivery

For media providers, the Dell KGG91 ensures fast and reliable delivery of digital content. Its read-intensive optimization makes it well-suited for content delivery networks (CDNs), enabling smooth playback and efficient handling of streaming workloads.

Enterprise Backup and Archiving

The large capacity and reliability of the Dell KGG91 make it suitable for enterprise backup and archival solutions. Organizations benefit from quick data access during recovery operations while ensuring long-term integrity of stored information.

Comparisons and Advantages

SSD vs HDD in Enterprise Environments

The Dell KGG91 outperforms traditional HDDs by offering significantly lower latency, higher reliability, and faster data throughput. Migrating from HDD to SSD improves overall efficiency, reduces maintenance, and enhances application responsiveness.

SAS vs SATA SSDs

Compared to SATA drives, SAS SSDs like the Dell KGG91 deliver higher performance, better error handling, and dual-port redundancy. These advantages make SAS drives the preferred choice for mission-critical enterprise applications requiring continuous uptime.

Read-Intensive vs Mixed-Use SSDs

While mixed-use SSDs balance read and write workloads, read-intensive SSDs like the Dell KGG91 are specifically designed for applications dominated by read operations. This targeted optimization lowers costs while providing the reliability needed for enterprise use cases.

Deployment in Enterprise Environments

Data Center Scalability

The Dell KGG91 is ideal for data centers aiming to scale quickly while maintaining performance. Its hot-plug capability, security features, and high capacity enable enterprises to expand storage seamlessly and efficiently.

High-Performance Computing (HPC)

In HPC applications, where massive datasets are processed simultaneously, the Dell KGG91 provides the bandwidth and reliability needed to handle complex workloads. Its SAS 12Gbps connectivity ensures minimal latency for intensive computing tasks.

Enterprise-Grade Backup and Disaster Recovery

The Dell KGG91 supports enterprise backup and disaster recovery strategies by offering secure, reliable, and fast storage. Its encryption features guarantee data confidentiality, while hot-plug capability allows rapid drive replacement during recovery operations.

Return on Investment

Lower Total Cost of Ownership

By consolidating workloads onto fewer drives, enterprises benefit from reduced hardware requirements, energy savings, and simplified management. The Dell KGG91 provides long-term cost savings through reliability, performance, and operational efficiency.

Maximized ROI Through Longevity

The Dell KGG91 offers enterprises a high return on investment by reducing downtime, ensuring compliance, and delivering consistent performance over its lifecycle. Its secure, efficient, and scalable design makes it a valuable asset in modern IT infrastructure.