Dell U709K 300GB Hard Disk Drive
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Dell U709K 300GB 10K RPM 64MB Buffer SAS-6GBPS Hard Drive Refurbished

Availability: In Stock
Part Number#: U709K
List Price was: $590.91
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Short Description:
U709K 300GB (Gigabyte) 10000 Revolutions Per Minute (RPM) 64 Megabyte (MB) Buffer Serial Advanced Technology Attachment (SATA) Gigabits Per Second (6GBPS) 2.5 Inch Hard Disk Drive with Tray for Server | Made by Dell | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Details of the Dell U709K 300GB 10K RPM 64MB Hard Drive

In the dynamic landscape of server technology, the choice of hard drives plays a crucial role in ensuring optimal performance and reliability. One such option gaining attention is the Dell U709K 300GB 10K RPM 64MB Buffer SAS-6GBITS Hard Drive. This review and guide aim to provide an in-depth analysis of this specific hard drive, covering its key features, performance metrics, compatibility, and the benefits it brings to server environments.

Key Features

  • The Dell U709K hard drive boasts several key features that make it stand out in the competitive server storage market. Understanding these features is essential for making informed decisions about their suitability for specific server setups.
  • Storage Capacity: The U709K offers a generous 300GB storage capacity, providing ample space for critical data and applications. This is particularly valuable for businesses with growing storage needs or those requiring high-capacity drives for demanding server tasks.
  • Rotation Speed (RPM): With a rotation speed of 10,000 revolutions per minute (RPM), this hard drive ensures fast data access times. The higher RPM contributes to quicker read and write operations, enhancing overall server performance, especially in applications that demand rapid data retrieval.
  • Buffer Size: Featuring a 64MB buffer, the U709K optimizes data transfer between the hard drive and the server. A larger buffer size can enhance multitasking capabilities, reduce latency, and improve overall system responsiveness, making it a valuable asset in various server environments.
  • SAS-6GBITS Interface: The U709K utilizes an SAS (Serial Attached SCSI) interface with a speed of 6 gigabits per second (6GBITS). The SAS interface offers advantages in terms of data transfer rates, scalability, and reliability, making it suitable for enterprise-level servers and storage solutions.

Performance Metrics

  • Understanding the performance metrics of the Dell U709K hard drive is crucial for assessing its capabilities and determining its compatibility with specific server applications.
  • Data Transfer Rates: The SAS-6GBITS interface, coupled with the 10K RPM speed, contributes to impressive data transfer rates. Faster data transfer is particularly beneficial for servers running resource-intensive applications, ensuring smooth and efficient operations.
  • Reliability and Durability: Dell is renowned for producing reliable hardware components, and the U709K is no exception. The drive is engineered for durability and longevity, minimizing the risk of data loss and system downtime. This makes it a suitable choice for mission-critical server environments.
  • Compatibility: The U709K hard drive is designed to be compatible with a range of Dell servers. Before making a purchase, it is essential to check the compatibility list provided by Dell to ensure seamless integration with your existing server infrastructure.

Compatibility and Integration

  • Ensuring that the Dell U709K hard drive seamlessly integrates with your server setup is paramount for optimal performance. Compatibility considerations extend beyond the physical connection and include factors such as firmware support and RAID configurations.
  • Server Compatibility: Dell provides a list of compatible servers for the U709K hard drive. Before making a purchase, cross-referencing this list with your existing server models is crucial to avoid potential compatibility issues. This information is typically available on the official Dell website or product documentation.
  • Firmware Updates: Keeping server firmware up-to-date is essential for compatibility and performance. Check for any firmware updates for both the hard drive and the server to ensure they work together seamlessly. Regularly updating firmware also enhances security and addresses potential bugs or performance optimizations.
  • RAID Configurations: If your server uses RAID (Redundant Array of Independent Disks) configurations, ensure that the U709K is compatible with your specific RAID controller. Different RAID levels offer varying levels of performance, redundancy, and capacity, so choosing the right configuration for your needs is crucial.

Benefits of Choosing the Dell U709K Hard Drive

Selecting the Dell U709K hard drive for your server setup brings several tangible benefits that contribute to enhanced performance, reliability, and overall user satisfaction.

  • Improved Performance: The combination of a 10K RPM rotation speed and a 64MB buffer results in improved data access times and faster transfer rates. This contributes to overall server performance, particularly in scenarios where rapid data retrieval is critical.
  • Reliable Storage Solution: Dell's reputation for producing reliable hardware extends to the U709K hard drive. Businesses can trust this hard drive to provide stable and consistent performance, reducing the risk of data loss and system downtime.
  • Scalability: With a substantial 300GB storage capacity, the U709K is suitable for both current and future storage needs. This scalability is essential for businesses experiencing growth or those with evolving data storage requirements.
  • Enterprise-Grade SAS Interface: The SAS-6GBITS interface ensures enterprise-level reliability and data transfer rates. This makes the U709K suitable for demanding server environments where data integrity and speed are paramount.

Considerations Before Purchase

  • Before finalizing the purchase of the Dell U709K hard drive, consider the following factors to ensure compatibility, optimal performance, and a seamless integration process.
  • Compatibility Checks: Double-check the compatibility of the U709K with your specific server models. Refer to the official Dell compatibility list and ensure that the hard drive is certified for use with your servers.
  • Firmware Updates: Verify and update the firmware of both the hard drive and your servers to the latest versions. This ensures that the components work together seamlessly and benefit from any performance or security enhancements provided by firmware updates.
  • RAID Controller Compatibility: If your server utilizes RAID configurations, confirm that the U709K is compatible with your RAID controller. Different RAID controllers may have specific requirements or limitations, and ensuring compatibility is crucial for a successful integration.

General Information about the Dell U709K SAS 6GBPS Hard Disk

  • Manufacturer: Dell
  • Part Number or SKU# U709K
  • Device Type: Hard Disk Drive (HDD)
  • HDD Type: SAS 6GBPS

Performance 10K RPM

  • Spindle Speed 10000 RPM
  • Average Latency 2.99 Msec
  • Random Read Seek Time 3.9 Msec


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In summary, the Dell U709K 300GB 10K RPM 64MB Buffer SAS-6GBITS Hard Drive for Server stands out as a reliable, high-performance storage solution for server environments. With its impressive storage capacity, rotational speed, and advanced features such as large buffer size and SAS interface, the U709K addresses the demanding storage needs of modern servers. Businesses and organizations seeking a dependable storage solution that offers a balance between performance and scalability can confidently consider the Dell U709K. Its compatibility, ease of installation, and the backing of Dell's reputation for quality make it a compelling choice for IT professionals tasked with optimizing server storage infrastructure.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.


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30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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(b) any misuse outside the instructions in the user manual for any specific product;

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In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

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