Product Overview
The Seagate ST3000DM008 is a 3TB internal desktop hard disk drive from the Seagate BarraCuda family. It combines a 7200RPM spindle speed, a SATA 6Gb/s interface, and 64MB of cache in a 3.5-inch form factor.
This drive provides magnetic storage for desktop computers and compatible storage enclosures. Its capacity supports operating systems, applications, documents, multimedia libraries, and other locally stored data.
Performance and Connectivity
The ST3000DM008 supports SATA interface transfer rates of 6Gb/s, 3Gb/s, and 1.5Gb/s. The actual negotiated link speed depends on the connected host controller and storage system.
Seagate specifies a maximum sustained outer-diameter read transfer rate of up to 210MB/s. Actual performance varies with disk location, workload, and host configuration. The 64MB cache and Native Command Queuing (NCQ) support contribute to the drive's data-handling capabilities.
Sector Format and Data Management
This model uses Advanced Format technology with 4096-byte physical sectors and 512-byte logical sector emulation, commonly described as 512e. Seagate SmartAlign technology is designed to simplify the transition to Advanced Format drives in supported systems.
The drive supports S.M.A.R.T. monitoring, allowing compatible systems and diagnostic utilities to retrieve supported drive-health information.
Key Features
- 3TB storage capacity: Provides space for desktop files, applications, documents, and multimedia collections.
- 7200RPM rotational speed: Supports general desktop storage workloads.
- SATA 6Gb/s interface: Connects to compatible SATA controllers and storage bays.
- 64MB cache: Provides onboard buffer memory for drive operations.
- Advanced Format support: Uses 4096-byte physical sectors with 512-byte logical sector emulation.
Compatibility and Installation
The ST3000DM008 is designed for systems with a compatible 3.5-inch SATA drive bay. Before installation, check the host controller, available drive-bay space, power connections, operating-system support, and storage capacity limits.
Older computers may require controller firmware or operating-system configurations that support drives of this capacity. For external use, the enclosure must support 3.5-inch SATA drives and provide the required power.
Applications
- Desktop computer storage expansion.
- Local storage for documents, photographs, music, and video.
- Additional storage in compatible SATA-based systems.
- External storage enclosures that support 3.5-inch SATA hard drives.
DC Supplies Product Note
When replacing an existing drive, check the complete model number rather than matching capacity alone. The ST3000DM008 uses a 512e sector format and is distinct from other 3TB Seagate models with different specifications or security features. Confirm compatibility with the target system before ordering.
Specifications
| Brand | Seagate |
|---|
| Manufacturer | Seagate Technology |
|---|
| Part Number / MPN | ST3000DM008 |
|---|
| Product Type | Internal desktop hard disk drive |
|---|
| Product Family | Seagate BarraCuda |
|---|
| Storage Capacity | 3TB |
|---|
| Form Factor | 3.5-inch |
|---|
| Spindle Speed | 7200RPM |
|---|
| Interface | SATA 6Gb/s |
|---|
| Supported SATA Transfer Rates | 6.0Gb/s, 3.0Gb/s, 1.5Gb/s |
|---|
| Cache | 64MB |
|---|
| Maximum Sustained Outer-Diameter Read Rate | Up to 210MB/s |
|---|
| Average Data Rate, Read/Write | 156MB/s |
|---|
| Average Latency | 4.16ms |
|---|
| Sector Format | 512e; 4096-byte physical sectors with 512-byte logical sector emulation |
|---|
| Command Queuing | Native Command Queuing (NCQ) |
|---|
| Drive Monitoring | S.M.A.R.T. support |
|---|
| Typical Operating Power | 8.0W |
|---|
| Average Idle Power | 5.4W |
|---|
| Operating Temperature | 0°C to 60°C ambient operating range, subject to the manufacturer's specified drive-case temperature limit |
|---|
| Height | 26.1mm |
|---|
| Width | 101.6mm |
|---|
| Depth | 146.99mm |
|---|
| Typical Drive Weight | 626g |
|---|
Frequently Asked Questions
Is the ST3000DM008 compatible with SATA 3Gb/s systems?
The drive supports SATA 3Gb/s and 1.5Gb/s transfer rates in addition to 6Gb/s. Compatibility also depends on the host controller, firmware, power connections, and system capacity limits.
Can this drive be installed in a laptop?
The ST3000DM008 uses a 3.5-inch form factor and is not designed for a standard laptop drive bay. It may be used in a compatible external enclosure or desktop storage arrangement.
What does 512e mean?
512e means the drive presents 512-byte logical sectors while using 4096-byte physical sectors. Most modern operating systems support this format, but older systems and specialized applications may have additional requirements.
Can this drive replace another 3TB hard drive?
Not automatically. Confirm the interface, form factor, sector format, controller support, and system-specific requirements before using it as a replacement.
Are SATA cables and mounting hardware included?
Package contents have not been verified for this specific listing. Confirm the supplied accessories with the seller before ordering.
