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ST2000NX0253
Constellation .2 2TB - 2.5" - 2048 GB - 7200 RPM
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ST2000NX0253 is a high-performance HDD designed for enterprise storage, featuring a 3.5-inch form factor, SAS 12Gb/s interface, and a reliable 7200 RPM spindle speed. With a capacity of 2 TB and a 128 MB cache, this drive meets the rigorous needs of data centers and server environments while delivering an annual workload rating of 550 TB/yr.
Engineered for demanding use cases, the ST2000NX0253 is helium-sealed to reduce internal turbulence and enhance energy efficiency while incorporating vibration protection for stable multi-drive performance. Ideal for data centers, desktops, NAS, and surveillance applications, it supports AES 256-bit encryption and is optimized for enterprise workloads in challenging operational environments.
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 ST2000NX0253 |  ST3000VN007 |  ZP960NM30011 |  ST1000NX0423 |  ST300MM0048 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | SATA III | SATA III | SAS 12Gb/s | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 2 TB | 3 TB | 8 TB | 1 TB | 300 GB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 MB | 64 MB | 256 MB | 128 MB | 32 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 150 MB/s |
| Annual Workload Rating | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 8.9 Watts | 8.4 Watts | 7.2 Watts | 9 Watts | 8 Watts |
| Power Consumption (Idle) | 6.0 Watts | 5.5 Watts | 4.0 Watts | 5 Watts | 5 Watts |
| Encryption Support | AES 256-bit | No | AES 256-bit | AES 256-bit | No |
| Helium Sealed | Helium-Sealed | No | Helium-Sealed | Helium-Sealed | No |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Single |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Rotational Vibration Sensors | Rotational Vibration Sensors | Dual Actuator | Dual Actuator | Rotational Vibration Sensors |
| Operating Temperature | 5–55°C | 5–60°C | 5–55°C | 5–60°C | 5–60°C |
| Product Name | Seagate ST2000NX0253 Enterprise Hard Drive | ST3000VN007 3TB Enterprise Hard Drive | ZP960NM30011 Enterprise HDD | ST1000NX0423 | ST300MM0048 |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.0 inches |
| Width | 5.79 inches | 4 inches | 5.79 inches | 5.79 inches | 5.8 inches |
| Depth | 4.00 inches | 5.8 inches | 4.01 inches | 4.01 inches | 4.0 inches |
| Weight | 1.85 lbs | 1.2 lbs | 1.8 lbs | 2.1 lbs | 1.6 lbs |
Excellent 2.5-inch 2TB drive. Perfect for high-density servers where space is at a premium.
Fast 7200 RPM performance in a compact form factor. Reliable storage for our blade servers.
Consistent and durable. The Constellation series provides professional reliability for specialized computing tasks.
Solid performance-to-size ratio. Handles transactional data efficiently despite the compact 2.5-inch size.
Highly dependable small form factor drive. We use these for our mobile workstation arrays.
Reliable data integrity and fast access speeds. A great fit for enterprise storage applications.
The Seagate Constellation ST2000NX0253 provides 2 TB (2048 GB) of usable storage.
It uses a 2.5-inch form factor with a standard SATA III (6 Gb/s) interface.
The drive spins at 7200 RPM for fast data access and transfer.
It delivers up to 175 MB/s sustained sequential read/write performance.