KCD81RUG15T3 Kioxia 15.36TB NVMe 2.5inch PCI Express RI 4.0 Cd8-r Series 1DWPD SSD

Detailed of Kioxia 15.36TB NVMe SSD

Manufacturer & Product Identity

• Brand: Kioxia
• Model Number: KCD81RUG15T3
• Drive Category: Internal Solid State Disk

Core Specifications

Product Description

• Series: Cd8-R Read Intensive
• Storage Capacity: 15.36 Terabytes
• Interface Protocol: PCIe 4.0 NVMe 1.4
• Form Factor: 2.5-inch
• Flash Memory Architecture: BiCS FLASH™ TLC
• Peak Interface Speed: 64 GT/s (PCIe Gen4 x4)

Extended Technical Details

• Device Classification: Internal SSD
• Interface Type: PCI Express 4.0 NVMe
• Form Factor: 2.5-inch bay compatible

Performance Metrics

Sequential Data Throughput

• Read Speed (128 KiB): Up to 6,600 MB/s
• Write Speed (128 KiB): Up to 6,000 MB/s

Random Access Rates

• Read IOPS (4 KiB): 1,050,000
• Write IOPS (4 KiB): 195,000

Reliability & Endurance

• Mean Time Between Failures (MTBF): 2.5 million hours
• Drive Writes Per Day (DWPD): 1

Physical Dimensions

• Height: 15 mm (+0 / -0.5 mm)
• Width: 69.85 mm (± 0.25 mm)
• Length: Up to 100.45 mm
• Weight: Maximum 130 grams

Connectivity & Expansion

• Interface Slot: PCIe 4.0 NVMe
• Bay Compatibility: 2.5-inch drive bay

Power Efficiency

Voltage Requirements

• 12V Supply: ±10%
• 3.3V Supply: ±15%

Power Usage

• Active Mode: Typical 20 Watts
• Idle Mode: Typical 5 Watts

Environmental Tolerance

Temperature Range

• Operational: 0°C to 74°C
• Storage: -40°C to 85°C

Humidity & Vibration

• Humidity (Active): 5% to 95% RH
• Vibration Resistance: 21.27 m/s² (2.17 Grms, 5–800 Hz)

Shock Resistance

• Shock Load: 9.8 km/s² (1,000 G for 0.5 ms)

Kioxia KCD81RUG15T3 15.36TB NVMe PCIe SSD Overview

The Kioxia KCD81RUG15T3 solid-state drive represents a pinnacle in enterprise-grade storage solutions, combining massive capacity with high-speed NVMe 4.0 interface performance. Designed for read-intensive workloads, this 15.36TB SSD is engineered to support data centers, cloud computing, and high-performance applications that demand consistent, reliable storage with exceptional endurance. Its 2.5-inch form factor and 1 Drive Write Per Day (1DWPD) rating make it suitable for modern data infrastructures, ensuring optimal utilization of storage capacity while maintaining operational efficiency.

Advanced NVMe 4.0 PCI Express Interface

The KCD81RUG15T3 utilizes the PCIe 4.0 interface, offering double the bandwidth of previous PCIe 3.0 drives. This interface ensures low latency and high throughput, enabling seamless handling of multiple concurrent read operations. For enterprises that rely on mission-critical databases, virtualization, or analytics, the PCIe 4.0 connectivity minimizes bottlenecks and provides faster access to stored data. Its backward compatibility with PCIe 3.0 systems allows gradual infrastructure upgrades without compromising performance.

Optimized for Read-Intensive Workloads

This SSD is specifically designed for read-intensive workloads, making it ideal for applications such as media streaming, large-scale content delivery networks, and real-time analytics. The drive achieves consistent read performance even under high concurrency, which reduces response times for data requests. Its endurance rating of 1DWPD over the drive’s lifecycle ensures sustained reliability, making it a long-term solution for enterprises managing vast volumes of read-heavy data.

Endurance and Reliability Features

Kioxia integrates advanced error correction and wear-leveling technologies into the KCD81RUG15T3, extending the lifespan of the NAND flash components. The drive incorporates robust thermal management mechanisms, safeguarding against overheating during sustained high-performance operations. In addition, the Cd8-r series leverages power-loss protection features to prevent data corruption during unexpected power failures. These reliability enhancements make the SSD particularly suitable for enterprise and hyperscale environments where uptime and data integrity are critical.

High Capacity Storage in a Compact Form Factor

With a 15.36TB capacity, the Kioxia KCD81RUG15T3 allows organizations to store massive datasets within a 2.5-inch form factor. This compact design is advantageous for dense server environments and blade servers, where maximizing storage capacity without expanding physical footprint is a priority. The combination of high capacity and NVMe performance makes it possible to consolidate multiple workloads onto fewer drives, reducing operational complexity and overall infrastructure costs.

Advanced Data Protection Technologies

Data security and integrity are paramount in enterprise SSDs, and the KCD81RUG15T3 incorporates multiple protection mechanisms to safeguard critical information. Built-in encryption capabilities protect sensitive data in transit and at rest, while end-to-end data path protection ensures that data is reliably stored and retrieved. Additionally, the drive’s firmware is designed to detect and correct errors proactively, minimizing the risk of data loss in demanding read-intensive applications.

Performance Metrics and Benchmarking

The Kioxia KCD81RUG15T3 demonstrates exceptional read speeds, significantly outperforming traditional SAS and SATA SSDs. Sequential read throughput reaches several gigabytes per second, making it suitable for high-bandwidth workloads. Random read performance is optimized for latency-sensitive applications, ensuring that multiple I/O requests are processed efficiently. Enterprises can rely on this performance consistency for database queries, analytics processing, and large-scale virtualization deployments.

Maintenance and Lifecycle Management

The drive is designed for long-term operational stability with minimal maintenance requirements. Its 1DWPD endurance rating ensures predictable lifecycle management, enabling IT teams to plan replacement cycles with confidence. Firmware updates and monitoring tools provide administrators with insights into drive health, capacity utilization, and performance metrics, allowing proactive management of enterprise storage resources. The Cd8-r series also supports standardized NVMe management interfaces for streamlined integration with existing storage management software.

Comparative Advantage in Read-Intensive

Compared to mixed-use or write-intensive SSDs, the KCD81RUG15T3 excels in read-heavy environments, providing higher read IOPS and lower latency. This makes it ideal for large-scale web services, content delivery, big data analytics, and database query processing. Enterprises benefit from the drive’s ability to handle sustained read operations without degradation in performance, ensuring smooth operations even during peak workload periods.

Future-Proof Storage Investment

As data growth accelerates across industries, investing in high-capacity, high-performance NVMe SSDs like the KCD81RUG15T3 ensures that organizations can meet future storage demands without frequent infrastructure overhauls. The drive’s 15.36TB capacity, PCIe 4.0 interface, and enterprise-grade endurance make it a strategic choice for forward-looking IT environments. Its integration into storage systems supports scalability, energy efficiency, and reliability, contributing to long-term operational savings and performance optimization.

Technical Specifications and Architecture

The Kioxia KCD81RUG15T3 employs advanced NAND flash memory technology optimized for read-intensive workloads. Its architecture supports efficient parallelism and low-latency access to stored data. Combined with enterprise-grade firmware, the drive delivers consistent performance under heavy workloads while maintaining data integrity. Key specifications include NVMe 1.4 compliance, PCIe Gen4 x4 lanes, 15.36TB raw capacity, 2.5-inch U.2 form factor, 1DWPD endurance, and a robust operating temperature range suitable for data center deployment.

Enterprise-Grade Durability and Shock Resistance

The drive’s physical construction is designed to withstand typical shocks and vibrations in data center environments. This durability ensures uninterrupted operation in high-density racks and server enclosures. Kioxia implements rigorous testing and quality control measures, ensuring that the Cd8-r series SSDs meet the demanding reliability standards required for enterprise and hyperscale deployment scenarios.