SDF4044GEB91T Kioxia 3.84TB CM7-R NVMe SSD.

Kioxia SDF4044GEB91T 3.84TB Solid State Drive

General Specifications

• Manufacturer: Kioxia
• Part Number: SDF4044GEB91T
• Device Type: Solid State Drive (SSD)
• Form Factor: E3.S, 7.5 mm thickness
• Interface: PCIe 5.0 (NVMe 2.0 compliant)
• Flash Memory: 112-layer BiCS Flash 3D TLC
• Proprietary Features: Kioxia controller, firmware, and architecture optimized for datacenter workloads
• Compatibility: Open Compute Project Datacenter NVMe SSD Specification v2.0 support (partial)

Capacity & Storage Technology

• Total Capacity: 3.84 TB
• Flash Type: Triple-Level Cell (TLC)
• Data Retention: Designed for enterprise-grade endurance

Performance Features

• Max Sequential Read: 14,000 MB/s
• Max Sequential Write: 6,750 MB/s
• Max Random Read (4KB): 2,700,000 IOPS
• Max Random Write (4KB): 310,000 IOPS
• NVMe Version: 2.0 for enhanced data transfer efficiency

Reliability & Endurance

• Mean Time Between Failures (MTBF): 2,500,000 hours
• Endurance Rating: 1 DWPD (Drive Writes Per Day)
• Enterprise-Grade Durability: Optimized for continuous datacenter operation

Dimensions & Physical Specifications

• Width: 76 mm ± 0.25 mm
• Depth: 7.5 mm (+0.2 / -0.5 mm)
• Height: 112.75 mm ± 0.4 mm
• Weight: 110 g

Power & Energy Requirements

• Operational Power Consumption: 24 W
• Voltage Requirements: 12 V ± 10%, 3.3 V ± 15%

Environmental Conditions

• Operating Temperature Range: 0°C to 76°C
• Humidity Tolerance: 5% to 95% relative humidity (non-condensing)
• Vibration Resistance: 21.27 m/s² {2.17 Grms} (5 to 800 Hz)
• Shock Resistance: 9.8 km/s² {1,000 G} (0.5 ms)

Advanced Features & Architecture

• Proprietary Kioxia controller and firmware for optimal performance
• 112-layer 3D BiCS Flash TLC memory for higher density and reliability
• PCIe Gen 5 interface enabling ultra-fast NVMe data transfer rates
• Designed for Open Compute Project (OCP) datacenter standards

Key Advantages for Enterprise Deployment

• Extremely high read/write speeds for intensive workloads
• Exceptional endurance and reliability for 24/7 operations
• Compact E3.S form factor saves rack space
• Compliance with NVMe 2.0 ensures compatibility with modern servers

Use Cases and Applications

• Data center high-performance storage solutions
• Enterprise servers requiring low latency and high throughput
• Cloud infrastructure and virtualization environments
• AI and machine learning data storage acceleration
• Database management systems with heavy I/O demands

Kioxia SDF4044GEB91T NVMe Solid State Drives

The Kioxia SDF4044GEB91T 3.84TB PCI Express CM7-R NVMe Solid State Drive represents a cutting-edge solution for enterprises and data-intensive applications. Engineered to deliver exceptional storage performance, this SSD provides unparalleled reliability, endurance, and efficiency in demanding computing environments. With the PCIe Gen4 interface and NVMe protocol, it ensures ultra-low latency and high-speed data transfer, making it suitable for cloud computing, data centers, and mission-critical workloads.

Advanced Performance Capabilities

This category of Kioxia NVMe solid-state drives is specifically designed to maximize system throughput and responsiveness. The SDF4044GEB91T model offers sequential read speeds of up to 7,000 MB/s and sequential write speeds up to 5,500 MB/s, enabling rapid access to large datasets and accelerating application performance. Random read and write operations are also optimized, ensuring minimal latency even under heavy workloads. The drive’s architecture leverages multiple NAND channels and a high-performance controller to maintain consistent performance, even in data-intensive scenarios.

High-Speed PCI Express Interface

The PCI Express (PCIe) interface of this NVMe SSD is pivotal to its outstanding performance. PCIe Gen4 technology doubles the bandwidth compared to previous generations, delivering exceptional throughput for demanding enterprise applications. The NVMe protocol reduces command overhead and streamlines communication between the storage device and the CPU, which significantly improves input/output operations per second (IOPS) and minimizes system bottlenecks. This combination is particularly beneficial for virtualization, database management, and high-performance computing environments.

Optimized Data Transfer and Latency Reduction

The SDF4044GEB91T is engineered to deliver ultra-low latency for both read and write operations. By employing advanced NAND flash technology and a sophisticated controller, the drive ensures efficient queuing and parallel processing of commands. This optimization reduces the time required to access critical data, improving overall system responsiveness. The low latency characteristics make it an ideal choice for applications where speed and consistency are paramount, such as real-time analytics and AI-based workloads.

Reliability and Endurance of Kioxia NVMe Drives

Reliability is a cornerstone of the Kioxia SDF4044GEB91T series. These SSDs incorporate advanced error correction, wear-leveling algorithms, and robust firmware management to ensure data integrity over the lifespan of the drive. Enterprise-class components, including high-quality NAND flash and controllers, are used to deliver consistent performance and prevent unexpected failures. This level of reliability is critical for environments that require 24/7 operation without downtime or data loss.

Enterprise-Grade Endurance

The endurance of this category of NVMe SSDs is measured in total bytes written (TBW) and drive writes per day (DWPD). The SDF4044GEB91T offers high endurance ratings, making it suitable for write-intensive applications such as transaction processing, log storage, and virtualized environments. The drive is designed to sustain prolonged workloads without degradation, ensuring predictable performance and data retention even under continuous operation. This durability reduces the need for frequent drive replacements and minimizes maintenance costs for enterprise IT infrastructures.

Advanced Error Correction and Data Protection

Kioxia NVMe SSDs employ multi-level error correction code (ECC) technology to detect and correct data errors in real-time. This mechanism is complemented by end-to-end data protection features, including power-loss protection and advanced firmware algorithms, which safeguard data integrity during unexpected power outages or system failures. The combination of ECC and robust firmware ensures that critical data remains intact and accessible, making the SDF4044GEB91T suitable for high-stakes enterprise environments where data loss is unacceptable.

Thermal Management and Operational Stability

Maintaining optimal temperature is essential for high-performance SSDs, and Kioxia addresses this through advanced thermal throttling and heat dissipation technologies. The CM7-R series integrates dynamic thermal management to monitor and regulate internal temperatures, preventing overheating and ensuring sustained performance under continuous workloads. By keeping the drive within safe operating temperatures, the SDF4044GEB91T maintains both reliability and longevity, making it a dependable choice for servers and data centers operating around the clock.

Key Features of the Kioxia SDF4044GEB91T

This category of SSDs includes several innovative features that distinguish it from conventional storage solutions. The combination of high capacity, low latency, and advanced interface technologies provides a versatile platform for enterprise computing.

High Capacity Storage Solutions

The SDF4044GEB91T offers a substantial storage capacity of 3.84TB, catering to the increasing data demands of modern applications. Large-scale databases, virtualization clusters, and high-definition content repositories benefit from the expansive storage space, allowing organizations to consolidate data on fewer drives while improving access times and reducing physical footprint. The high capacity also enables efficient storage tiering and data management strategies in enterprise IT environments.

NVMe Protocol Efficiency

Adopting the NVMe protocol allows the drive to leverage multiple queues and command parallelism, drastically improving data handling efficiency. NVMe minimizes latency and maximizes throughput, outperforming traditional SATA SSDs, particularly in environments with heavy I/O operations. This protocol ensures seamless integration with modern servers and high-performance computing systems, enhancing both productivity and operational efficiency.

PCIe Gen4 Compatibility and Future-Proofing

With PCIe Gen4 support, the SDF4044GEB91T delivers forward-looking compatibility, enabling enterprises to adopt next-generation infrastructure without concern for obsolescence. The higher bandwidth and low-latency characteristics of PCIe Gen4 allow for the deployment of demanding applications such as AI, machine learning, and real-time analytics. Future-proofing ensures that organizations can scale and upgrade their systems while maintaining performance standards and operational efficiency.

Applications and Use Cases

The Kioxia SDF4044GEB91T NVMe SSD is designed for a variety of enterprise and high-performance use cases. Its combination of high speed, low latency, and reliability makes it suitable for mission-critical deployments where data access and integrity are essential.

Data Center Storage Solutions

In data center environments, these drives provide high-speed storage for virtual machines, databases, and large-scale storage clusters. Their reliability ensures uninterrupted service, while their performance capabilities enable faster data retrieval, efficient backup, and rapid disaster recovery. Organizations benefit from improved resource utilization and lower operational overhead by deploying Kioxia NVMe SSDs as part of their storage infrastructure.

Cloud Computing and Virtualization

Cloud service providers and enterprises leveraging virtualization benefit from the SDF4044GEB91T’s ability to handle concurrent workloads efficiently. The drive’s high IOPS and low latency enable multiple virtual machines to run simultaneously without performance degradation. This makes it ideal for hosting platforms, software-defined storage, and multi-tenant cloud environments where consistent performance and reliability are paramount.

High-Performance Computing and AI Applications

For high-performance computing (HPC) clusters and AI-driven analytics, the CM7-R NVMe SSD offers the speed and bandwidth necessary to process large datasets in real-time. The combination of rapid sequential reads, high random write speeds, and low latency ensures efficient data handling, accelerating complex computations and enabling faster insights from machine learning models. These capabilities position the Kioxia SDF4044GEB91T as a critical component in advanced computational environments.

Compatibility and Integration

Kioxia NVMe SSDs are designed to seamlessly integrate with modern computing platforms. The SDF4044GEB91T supports a wide range of server and storage systems, ensuring compatibility and ease of deployment in enterprise IT environments. Its form factor, interface, and protocol compliance make it suitable for direct installation in standard PCIe slots, while firmware and driver support facilitate system recognition and optimization.

Form Factor and Physical Design

The compact design of this SSD allows for high-density deployments in server racks and storage arrays. Its form factor is optimized for airflow and thermal management, enabling efficient cooling in densely packed systems. This design consideration enhances overall system reliability and reduces the risk of thermal throttling under sustained workloads.

Firmware and Software Optimization

Kioxia provides firmware and software tools to monitor and manage drive performance. Features such as health monitoring, firmware updates, and performance tuning allow IT administrators to optimize storage systems according to workload requirements. These tools also support proactive maintenance, ensuring maximum uptime and operational efficiency.

System-Level Compatibility

The SDF4044GEB91T is compliant with industry standards for NVMe and PCIe, ensuring broad compatibility with a variety of enterprise servers and storage platforms. This universality simplifies deployment and maintenance, making it a practical choice for organizations seeking scalable, high-performance storage solutions.

Energy Efficiency and Cost-Effectiveness

Beyond performance, energy efficiency is a critical consideration for enterprise storage solutions. Kioxia NVMe SSDs are designed to deliver high throughput while minimizing power consumption. Lower energy usage reduces operational costs, mitigates heat generation, and supports environmentally responsible IT practices.

Reduced Operational Costs

By combining high capacity with energy-efficient design, the SDF4044GEB91T allows enterprises to reduce the number of drives required for storage infrastructure. This consolidation not only saves physical space but also reduces electricity and cooling expenses, contributing to overall cost-effectiveness and sustainability in data center operations.

Environmental and Sustainability Benefits

Energy-efficient storage solutions support corporate sustainability initiatives by reducing carbon footprint. Kioxia’s NVMe SSDs consume less power than traditional storage media, producing less heat and requiring lower cooling overhead. This contributes to greener data centers and aligns with modern enterprise goals for environmental responsibility.

Long-Term Investment Value

The combination of high reliability, endurance, and energy efficiency ensures that Kioxia NVMe SSDs provide a strong return on investment. Organizations benefit from reduced downtime, lower maintenance costs, and extended drive lifespan, making these drives a cost-effective and high-performance choice for long-term storage infrastructure planning.