Description
Western Digital WD2500AAKX Caviar BLUE 250GB SATA 6Gb/s 7200 16MB SATA Hard Drive
Western Digital Caviar Blue
Features Ideal For… Specification
| The original.
These drives are built utilizing the tried and true proven technology of the original award-winning WD Caviar 3.5-inch hard drives for desktop computers. |
SATA or PATA interface.
While SATA has become the industry standard interface, WD continues to manufacture desktop drives with a PATA interface for unique or legacy systems. |
Value.
Built to the highest standards of quality and reliability, these drives offer features and capacity at an affordable price. |
| Solid performance.
With SATA and PATA interfaces, and cache sizes up to 32 MB, this series of drives offer a full range of performance features. Capacity. We offer WD Caviar Blue drives with capacities from 80 GB to 1 TB because you can never have too much storage space. Ultra cool and quiet. Keeping the drive cool enhances reliability. WD continues to develop new and innovative ways to keep drives cool while they are operating which helps protect the drive and the data stored on it. Compatible. We perform tests on hundreds of systems and a multitude of platforms in our FIT Lab and Mobile Compatibility Lab to give our customers confidence that our drives will work in their systems. |
Interface.
PATA – Enhanced integrated drive electronics (EIDE), also called Parallel ATA (PATA), hard drives have been the standard in the computer industry for more than 10 years. SATA – Serial ATA (SATA) hard drives are quickly becoming the new standard. Motherboard manufacturers now include SATA inputs on their boards. Because of their considerably narrower cables, SATA hard drives provide increased airflow and less clutter and in the computer system compared to PATA drives. The performance difference – PATA drives support data transfer rates up to 100MB/sec, and all WD Caviar Blue SATA drive support 3 Gb/s transfer rates. How to choose – Our handy Interface Guide can help you make your selection. |
ShockGuard.
Instantaneously protects the hard drive against damage from bumps and vibrations while it is running. This technology enables WD Caviar drives to achieve industry-leading shock specifications. NoTouch ramp load technology. The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit. IntelliSeek – Calculates optimum seek speeds to lower power consumption, noise and vibration. Advanced Format Technology (AF). Technology being adopted by WD and other drive manufacturers as one of multiple ways to continue growing hard drive capacities. AF is a more efficient media format that enables increased areal densities. (AALX models only) |
Ideal for:
Family and business computing.
Desktop / Consumer RAID Environments – WD Caviar Blue Hard Drives are tested and recommended for use in consumer-type RAID applications. (RAID-0 / RAID-1)*
Click Model # for Full Specs.
| Model # | Interface | Form Factor | RPM | Capacity | Cache | |
|---|---|---|---|---|---|---|
| WD10EALX | SATA 6 Gb/s | 3.5 Inch | 7200 | 32 MB1 TB | 32 MB | |
| WD7500AALX | SATA 6 Gb/s | 3.5 Inch | 7200 | 32 MB750 GB | 32 MB | |
| WD5000AAKX | SATA 6 Gb/s | 3.5 Inch | 7200 | 16 MB500 GB | 16 MB | |
| WD3200AAKX | SATA 6 Gb/s | 3.5 Inch | 7200 | 16 MB320 GB | 16 MB | |
| WD2500AAKX | SATA 6 Gb/s | 3.5 Inch | 7200 | 16 MB250 GB | 16 MB | |
| WD10EALS | SATA 3 Gb/s | 3.5 Inch | 7200 | 32 MB1 TB | 32 MB | |
| WD6400AAKS | SATA 3 Gb/s | 3.5 Inch | 7200 | 16 MB640 GB | 16 MB | |
| WD5000AAKS | SATA 3 Gb/s | 3.5 Inch | 7200 | 16 MB500 GB | 16 MB | |
| WD3200AAKS | SATA 3 Gb/s | 3.5 Inch | 7200 | 16 MB320 GB | 16 MB | |
| WD2500AAKS | SATA 3 Gb/s | 3.5 Inch | 7200 | 16 MB250 GB | 16 MB | |
| WD3200AAJS | SATA 3 Gb/s | 3.5 Inch | 7200 | 8 MB320 GB | 8 MB | |
| WD2500AAJS | SATA 3 Gb/s | 3.5 Inch | 7200 | 8 MB250 GB | 8 MB | |
| WD1600AAJS | SATA 3 Gb/s | 3.5 Inch | 7200 | 8 MB160 GB | 8 MB | |
| WD800AAJS | SATA 3 Gb/s | 3.5 Inch | 7200 | 8 MB80 GB | 8 MB | |
| WD5000AAKB | PATA 100 MB/s | 3.5 Inch | 7200 | 16 MB500 GB | 16 MB | |
| WD3200AAJB | PATA 100 MB/s | 3.5 Inch | 7200 | 8 MB320 GB | 8 MB | |
| WD2500AAJB | PATA 100 MB/s | 3.5 Inch | 7200 | 8 MB250 GB | 8 MB | |
| WD1600AAJB | PATA 100 MB/s | 3.5 Inch | 7200 | 8 MB160 GB | 8 MB | |
| WD800AAJB | PATA 100 MB/s | 3.5 Inch | 7200 | 8 MB80 GB | 8 MB |
Figures represent the average number of photos taken with a 6 megapixel camera in high-resolution JPEG mode with an average file size of 3.5 MB per photo. The actual number of images will vary by camera model and compression setting.
The DV format, regardless of its mode (miniDV, DVCAM, DVC-Pro) has a data rate of approximately 25mb/s (mega-bits per second). In storage terms, this translates to approximately 3.5MB/s (Megabytes per second) or 13GB/hr (Gigabytes per hour)
Music capacity is based on 4 minutes per song. MP3 capacity is based on 128 kbps bit rate and 11:1 audio compression ratio. Uncompressed CD quality is based on 1:1 audio compression ratio.
Mouse over each item to see how it was calculated.
Examples of the number of photos, songs, videos and any other files that can be stored on a hard drive are provided for illustrative purposes only. Your results will vary based on file size and format, settings, features, software and other factors.
1 gigabyte (GB) = 1 billion bytes. Total accessible capacity varies depending on operating environment.
