The Seagate ST3500418AS is a 500GB internal hard disk drive from the Barracuda 7200.12 series. Designed for compatible desktop computers and storage systems, this 3.5-inch HDD combines a 7200RPM rotational speed with a SATA 3Gb/s interface and 16MB cache buffer.
With support for Native Command Queuing (NCQ), the drive is designed to manage queued storage commands efficiently. It is suitable for compatible systems requiring a traditional mechanical hard drive for operating systems, applications, and general data storage.
Key Features
- 500GB capacity: Provides storage for documents, applications, media, and other data.
- 7200RPM performance: Offers a rotational speed suited to conventional desktop storage workloads.
- SATA 3Gb/s interface: Uses a standard Serial ATA connection for compatible systems.
- 16MB cache: Provides onboard buffer memory to support drive operations.
- Native Command Queuing: Supports NCQ to help organize storage commands.
Compatibility and Applications
The ST3500418AS is designed for systems that support 3.5-inch SATA hard drives. It may be suitable for compatible desktop computers and other storage equipment with an appropriate SATA interface.
Before purchasing, confirm that your system supports the drive's physical size and SATA connection. SATA interfaces are generally backward-compatible, but actual transfer speeds depend on the host controller and system configuration.
Technical Specifications
| Brand | Seagate |
|---|
| Model Number | ST3500418AS |
|---|
| Product Family | Barracuda 7200.12 |
|---|
| Drive Type | Internal mechanical hard disk drive (HDD) |
|---|
| Storage Capacity | 500GB |
|---|
| Form Factor | 3.5-inch |
|---|
| Spindle Speed | 7200RPM |
|---|
| Interface | SATA 3Gb/s (SATA II) |
|---|
| Cache Buffer | 16MB |
|---|
| Supported Feature | Native Command Queuing (NCQ) |
|---|
| Maximum External Transfer Rate | 300MB/s interface rate |
|---|
| Maximum Sustained Data Rate | Up to 125MB/s |
|---|
| Average Rotational Latency | Approximately 4.16ms |
|---|
| Maximum Height | 19.98mm |
|---|
| Maximum Width | 101.6mm |
|---|
| Maximum Length | 146.99mm |
|---|
| Typical Weight | Approximately 415g |
|---|
| Operating Temperature | 0°C to 60°C ambient |
|---|
Frequently Asked Questions
What is the capacity of the Seagate ST3500418AS?
This hard drive has a capacity of 500GB.
Is the ST3500418AS a SATA drive?
Yes. It uses a SATA 3Gb/s interface and is not an IDE/PATA or SAS drive.
What is the spindle speed?
The drive operates at 7200RPM.
How much cache does this model have?
The ST3500418AS has a 16MB cache buffer.
Will it work with a modern computer?
It may work with a computer that supports compatible SATA hard drives. Check the system's drive-bay size, SATA connections, and compatibility requirements before installation.
DC Supplies Product Note
Please verify the exact model number and compatibility with your equipment before ordering. As this is an older drive model, condition and included items may vary by listing. Refer to the specific product offer for condition details.
