Samsung PM9A3 1.92TB U.2 PCIe 4.0 x4 (NVMe) SSD

Overview

The Samsung MZQL21T9HCJR-00A07 is a 2.5 inch U.2 solid state drive designed to deliver high-capacity NVMe storage with a PCIe 4.0 x4 interface. Offering 1.92 TB of storage, it provides fast sequential read speeds up to 6800 MB/s and write speeds up to 2700 MB/s, making it well suited for data center environments and on-premise servers where space is limited but performance cannot be compromised. This drive supports demanding workloads such as large dataset transfers, virtualization, and AI inference with impressive random IOPS performance.

Key features

• High-speed PCIe 4.0 x4 interface that maximizes data throughput for faster file transfers and reduced latency.
• Robust endurance rating of 1 drive write per day over five years, ensuring predictable and reliable lifecycle management.
• Compact 2.5 inch U.2 form factor that fits seamlessly into existing server chassis without requiring adapters.
• Exceptional random read and write IOPS performance to handle intensive transactional workloads like databases and AI tasks.
• Optimized for cloud platforms, virtualization clusters, and content delivery networks where consistent performance is critical.
• Suitable for edge computing and AI training setups that demand a balance of capacity, speed, and durability.

Key specs

• Capacity: 1.92 TB
• Interface: U.2 NVMe PCIe 4.0 x4
• Sequential read speed: up to 6800 MB/s
• Sequential write speed: up to 2700 MB/s
• Random read IOPS (4 KB): up to 850,000
• Random write IOPS (4 KB): up to 130,000
• Endurance: 1 drive write per day (DWPD) over 5 years
• Form factor: 2.5 inch U.2

Connectivity and compatibility

This SSD uses the U.2 connector standard, which is compatible with any chassis or server bay designed for 2.5 inch U.2 drives. The PCIe 4.0 x4 interface ensures backward compatibility with PCIe 3.0 systems while delivering peak performance on supported platforms. Its plug-and-play design allows for straightforward upgrades or replacements in existing data center racks without additional hardware.

Performance and reliability

With sequential speeds reaching 6800 MB/s for reads and 2700 MB/s for writes, this drive significantly reduces data transfer times for large files and virtual machine images. The high IOPS rates support workloads that involve many small, random transactions, such as database queries and AI inference, ensuring smooth and responsive operation. The endurance rating guarantees consistent performance over a five-year period, making it a dependable choice for critical enterprise applications.

Ideal uses and environments

This SSD is a strong choice for IT professionals managing cloud infrastructure, virtualization environments, or content delivery networks that require fast, reliable storage with a compact footprint. It also fits well in edge computing cabinets and AI training rigs where a combination of capacity, speed, and endurance is essential. Its form factor and interface make it easy to integrate into existing server setups, supporting efficient data center operations.