SDFPF85DAB01 Kioxia 1.92TB PCI Express 3.0 X4 Nvme TLC Internal Enterprise SSD.

Product Overview of Kioxia 1.92TB PCIe 3.0 x4 NVMe SSD

Discover the powerful and reliable Kioxia SDFPF85DAB01, a high-capacity internal solid-state drive designed for enterprise use. This 1.92TB PCI Express 3.0 x4 NVMe SSD delivers excellent performance and durability, perfect for demanding data centers and professional applications.

General Information

• Manufacturer: Kioxia
• Part Number: SDFPF85DAB01
• Device Type: Solid State Drive (SSD)

Technical Specifications

• Capacity : 1.92TB
• Form Factor : 2.5 Inch
• Interface : Pci Express 3.0 X4 NVMe
• Nand Flash Memory Type : Bics Flash Triple-level Cell

Performance Specifications

Sequential and Random Data Transfer Speeds

• Sequential Read Speed (128 KiB): Up to 3,140 MB/s
• Sequential Write Speed (128 KiB): Up to 780 MB/s
• Random Read Speed (4 KiB): 270,000 IOPS
• Random Write Speed (4 KiB): 20,000 IOPS

Reliability and Endurance

Durability Metrics

• Mean Time Between Failures (MTBF): 2 million hours
• Drive Writes Per Day (DWPD): Less than 1, suitable for read-intensive workloads

Compatibility and Expansion Options

This SSD supports the following connection and installation features:

• One PCIe 3.0 x4 NVMe interface for seamless integration with compatible systems
• Fits standard 2.5-inch drive bays commonly used in enterprise hardware

Ideal Use Cases

The Kioxia SDFPF85DAB01 excels in enterprise environments requiring high read performance, reliable storage, and efficient power consumption.

Kioxia SDFPF85DAB01 1.92TB Enterprise PCI Express SSD

Understanding the Kioxia SDFPF85DAB01 SSD Series

The Kioxia SDFPF85DAB01 series represents a high-performance class of internal solid-state drives specifically designed for enterprise environments that demand robust storage solutions. Positioned as an internal PCI Express 3.0 x4 NVMe SSD, this product caters primarily to businesses, data centers, and server infrastructures requiring fast data throughput, low latency, and dependable endurance. It embodies the latest innovations in NAND flash technology, utilizing triple-level cell (TLC) BiCS Flash memory, which optimizes capacity, performance, and durability. This combination makes the Kioxia SDFPF85DAB01 ideal for read-intensive applications, caching, and storage tiering in complex IT ecosystems.

Advanced NAND Flash Technology

The core of the Kioxia SDFPF85DAB01 is its use of BiCS Flash TLC NAND technology. This cutting-edge flash memory architecture stores three bits per cell, which significantly increases the data density and lowers the cost per gigabyte compared to single-level or multi-level cell designs. BiCS Flash is a 3D NAND design, stacking memory cells vertically to achieve greater storage capacity and endurance within the same physical footprint. The TLC nature ensures a balanced trade-off between speed and longevity, making this SSD an optimal choice for enterprise environments where consistent and reliable performance is crucial.

Form Factor and Physical Design

The drive comes in a 2.5-inch form factor, which is one of the most widely adopted standards in enterprise storage. This compact design ensures compatibility with a vast array of existing server racks, storage arrays, and workstation bays. The 2.5-inch size is particularly favored because it offers a balance between physical space efficiency and thermal management, allowing high-performance SSDs to operate without excessive heat buildup. Additionally, the robust casing and connector placement ensure the drive can withstand the rigors of data center environments, including frequent handling and installation.

Interface and Protocol

Connectivity is delivered through the PCI Express 3.0 x4 interface, which offers four lanes of data transfer capable of achieving high bandwidth. Coupled with the NVMe (Non-Volatile Memory Express) protocol, the Kioxia SDFPF85DAB01 achieves optimized communication between the storage device and the host system. NVMe drastically reduces latency and increases input/output operations per second (IOPS) compared to older AHCI protocols used by SATA drives. The PCIe 3.0 specification supports transfer speeds up to nearly 4 gigatransfers per second per lane, enabling the drive to maintain high sequential and random read/write speeds necessary for enterprise workloads.

Performance Capabilities

Sequential Read and Write Speeds

One of the standout features of the Kioxia SDFPF85DAB01 is its impressive sequential read speed, capable of sustaining up to 3,140 megabytes per second for 128 KiB data blocks. This ensures rapid retrieval of large files, bulk data processing, and efficient streaming, which are essential in data-heavy enterprise scenarios. The sequential write speed, while lower at 780 megabytes per second, remains suitable for most write-intensive workloads encountered in typical server or data center operations. This balance provides a comprehensive performance profile that meets the demands of diverse enterprise applications.

Random Read and Write IOPS

Random input/output operations per second (IOPS) are crucial metrics for assessing SSD suitability in multitasking and transactional environments. The Kioxia SDFPF85DAB01 boasts up to 270,000 IOPS for random 4 KiB reads, allowing it to efficiently handle numerous small data requests simultaneously, such as those generated by databases, virtualization, and real-time analytics. Random writes perform at 20,000 IOPS, ensuring smooth data updates and reliable transaction logging. These performance parameters highlight the drive’s ability to sustain high concurrency workloads without bottlenecks or latency spikes.

Reliability and Endurance Features

Mean Time Between Failures (MTBF)

Reliability is paramount in enterprise storage solutions, where drive failure can result in costly downtime and data loss. The Kioxia SDFPF85DAB01 is engineered with a Mean Time Between Failures (MTBF) rating of 2 million hours, indicating exceptional reliability under continuous operation. This figure reflects the average operational time before a hardware failure is expected and provides enterprises with confidence that the SSD can function dependably over extended periods without interruption.

Drive Writes Per Day (DWPD) and Endurance

The endurance of the drive is quantified by its Drive Writes Per Day (DWPD) rating, which for this model is less than 1. This implies the SSD is optimized for read-intensive scenarios with moderate write activity, rather than constant heavy writes typical of certain transactional databases or high-frequency logging applications. Nonetheless, the advanced NAND flash architecture and firmware algorithms ensure consistent data integrity, wear leveling, and error correction, all contributing to an extended operational lifespan and sustained performance over time.

Compatibility and Integration

System Compatibility

The Kioxia SDFPF85DAB01 is designed to seamlessly integrate into existing enterprise infrastructure. Its 2.5-inch form factor and PCIe 3.0 x4 interface are widely supported across many server motherboards, storage controllers, and high-performance workstations. Furthermore, compatibility with the NVMe protocol ensures easy plug-and-play installation in environments that support modern storage standards. This simplifies upgrades and expansions, reducing the complexity and cost of system maintenance.

Use Cases in Enterprise Environments

This SSD is particularly well suited for applications involving large-scale data analysis, virtualization, cloud computing, and high-frequency trading, where rapid data access and reliability are critical. It can also be deployed in caching layers, accelerating primary storage by reducing latency and offloading workloads from slower mechanical drives. The balance of high read speeds, moderate write endurance, and substantial storage capacity makes the Kioxia SDFPF85DAB01 a versatile option for a broad spectrum of business-critical tasks.

Heat and Power Efficiency

Thermal Considerations

Maintaining optimal operating temperatures is vital for SSD longevity and consistent performance. The 2.5-inch form factor allows for effective heat dissipation within enterprise racks and chassis. The drive’s internal design incorporates thermal sensors and power management techniques that prevent overheating by adjusting performance dynamically based on workload intensity. This ensures that the SSD operates within safe temperature thresholds, minimizing the risk of thermal throttling and hardware degradation.

Energy Consumption

In data centers where power efficiency translates to significant cost savings, the Kioxia SDFPF85DAB01 is engineered to minimize energy use without compromising performance. Its NAND flash memory and controller firmware optimize power draw during idle and active states, contributing to a greener IT environment. Efficient power management not only reduces operational expenses but also extends the lifespan of the device by mitigating thermal stress.

Firmware and Security Features

Firmware Optimization

The drive's firmware plays a crucial role in managing data integrity, error correction, wear leveling, and performance tuning. Kioxia’s proprietary firmware algorithms continuously monitor drive health, distribute data writes evenly across the NAND cells, and recover from errors to maintain optimal function. These features reduce the likelihood of data corruption and enhance the SSD’s reliability in enterprise deployments.

Data Security and Encryption

Security is a paramount concern for enterprise storage, and the Kioxia SDFPF85DAB01 supports advanced encryption standards to protect sensitive information. Although specific models may vary, many Kioxia drives incorporate hardware-based encryption protocols such as AES-256, ensuring data remains secure both at rest and during transit. This level of security compliance is critical for meeting regulatory requirements and safeguarding against unauthorized data access in corporate environments.

Ease of Deployment and Upgrading

The drive’s adherence to industry standards for physical form factor and interface simplifies deployment in existing hardware environments. Whether upgrading legacy systems or scaling new storage arrays, the Kioxia SDFPF85DAB01 can be integrated with minimal disruption. Its robust design supports hot-swapping in compatible systems, allowing for quick replacements and upgrades without powering down critical infrastructure.

Comparative Advantages in the Enterprise SSD Market

Scalability and Future-Proofing

The PCIe 3.0 x4 interface and NVMe protocol provide a solid foundation for scalability. As storage needs grow, businesses can deploy multiple drives in parallel configurations such as RAID arrays to achieve higher capacity and redundancy. Although newer PCIe standards exist, PCIe 3.0 remains widely supported, ensuring compatibility with a broad range of current enterprise hardware while providing room for future upgrades.

Environmental and Operational Considerations

Durability Under Continuous Operation

Enterprise SSDs like the Kioxia SDFPF85DAB01 are designed to function reliably under 24/7 operation conditions common in data centers. Their components are selected and tested to withstand continuous read/write cycles and environmental stresses such as vibration and shock. This durability ensures consistent availability of critical data and services without frequent drive replacements.

Compliance and Standards

Kioxia SSDs adhere to various industry standards governing storage device interoperability, electrical safety, and electromagnetic compatibility. Compliance with these regulations facilitates seamless integration into global IT infrastructures and simplifies certification processes required by enterprises operating in regulated industries.