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Powerful 12TB Exos X14. The 256MB cache ensures smooth data throughput for enterprise storage.
ST12000NM0008
12TB SATA 6G 7.2K 256MB 3.5IN EXOS X14
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ST12000NM0008
12TB SATA 6G 7.2K 256MB 3.5IN EXOS X14
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ST12000NM0008 is a 12 TB HDD engineered for enterprise storage, offering a 3.5-inch form factor and a high-performance SAS 12Gb/s interface. With a spindle speed of 7200 RPM, a generous 256 MB of cache, and a workload rating of 550 TB/yr, it delivers reliable performance for mission-critical data centers and server environments.
This helium-sealed drive is designed to operate reliably under rigorous conditions with rated MTBF figures and is optimized for multi-drive environments through advanced rotational vibration sensors. ST12000NM0008 is well suited for installation in desktops, NAS, surveillance systems, and other enterprise storage solutions while providing efficient power consumption during read/write (8.0 Watts) and idle (5.0 Watts) operations.
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 ST12000NM0008 |  ST6000DM003 |  ST6000NM0115 |  STJL1000400 |  ST16000NM002G | |
|---|---|---|---|---|---|
| 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 | Enterprise Storage | Desktop / Server / NAS / Surveillance | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | SATA III | SAS 12Gb/s | SATA III | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 12 TB | 6 TB | 6 TB | 4 TB | 16 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 64 MB | 256 MB | 128 MB | 512 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 180 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8.0 Watts | 8.5 Watts | 8.0 Watts | 8 Watts | 8.6 Watts |
| Power Consumption (Idle) | 5.0 Watts | 5.5 Watts | 6.0 Watts | 6 Watts | 5.3 Watts |
| Encryption Support | AES 256-bit | No | AES 256-bit | AES 256-bit | AES 256-bit |
| Helium Sealed | Helium-Sealed | No | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Single | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | No | Yes | Yes | Yes |
| Advanced Features | Rotational Vibration Sensors | N/A | Rotational Vibration Sensors | Dual Actuator | Rotational Vibration Sensors |
| Operating Temperature | 5–60°C | 5–55°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | Seagate Exos X 12TB Enterprise HDD ST12000NM0008 | Seagate Barracuda ST6000DM003 | Seagate Exos X16 6TB ST6000NM0115 | STJL1000400 Enterprise HDD | ST16000NM002G |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1 in | 1.03 inches |
| Width | 4.00 inches | 4.01 inches | 4.01 inches | 4 in | 5.79 inches |
| Depth | 5.79 inches | 5.79 inches | 5.75 inches | 5.79 in | 4.00 inches |
| Weight | 3.50 lbs | 2.43 lbs | 2.0 lbs | 2.2 lbs | 1.85 lbs |
Powerful 12TB Exos X14. The 256MB cache ensures smooth data throughput for enterprise storage.
Reliable 7200 RPM performance. Ideal for large-scale cloud data centers and big data archives.
Consistent SATA 6G speed. A robust enterprise solution for high-density storage rack environments.
Excellent workload rating and reliability. These drives are perfect for our massive server arrays.
Predictable performance and low power draw. An efficient choice for scaling enterprise infrastructure.
Superior reliability and high capacity. The X14 series is a cornerstone of our storage.
The Seagate ST12000NM0008 Exos X14 provides 12 TB of raw storage capacity, ideal for large-scale data repositories.
It uses a SATA 6 Gb/s interface for broad compatibility with servers, workstations, and storage arrays.
The drive spins at 7,200 RPM, balancing high performance with energy-efficient operation.
It features a 256 MB DRAM cache to accelerate random reads and sustained sequential transfers.