Hard drive
| Track to track seek time (read/write) |
2 ms |
| Read seek |
8.9 ms |
| Average latency |
4.2 ms |
| Hard disk average seek time |
21 ms |
| Write seek |
10.9 ms |
| Hard drive capacity |
400 GB |
| Hard drive speed |
7200 RPM |
| Hard drive interface |
Serial ATA |
| Hard drive size |
3.5 " |
| Drive device, buffer size |
16 MB |
| Bytes per sector |
512 |
| Hard disk number of heads |
8 |
Other features
| Acoustic pressure emissions |
28 dB |
| Hard disk transfer rate |
150 Mbit/s |
| Sustained data rate |
65 MB/s |
| USB powered |
N |
| Internal |
Y |
Caviar SE 400GB with SATA interface and 16MB cache
WD Caviar SE16 drives are the performance leader, featuring a huge 16 MB cache and WD's next-generation technology.
These next-generation SATA hard drives feature a 16 MB cache for lightning-fast performance -- ideal for high-demand computing, multimedia and gaming systems. Not only fast, they also deliver technologically advanced acoustics and cool operation.
Key Features:
A massive 16 MB cache helps these drives perform noticeably faster than similar drives with an 8 MB cache. A bigger cache means faster performance.
Cool operating temperature means longer service life and greater reliability. These drives are designed for cool running, even in severe operating environments.
Whisper quiet -With its WhisperDrive™ and SoftSeek™ technologies, WD has minimized noise to levels barely perceptible to the human ear in home and business environments.
Ideal for
Designed for use in the fastest PCs on the market, including high-performance business computers, multimedia and gaming systems.
How this WD hard drive protects your data:
Data Lifeguard™ is an exclusive set of data protection features, including shock protection, an environmental protection system and real-time embedded error detection and repair. WD's Data Lifeguard technology automatically finds, isolates, and repairs problems that may develop over the life of a hard drive.
Data Lifeguard Tools™ are software utilities designed for WD hard drives that work with the embedded Data Lifeguard features to make hard drive installation, diagnostics and repair both simple and worry-free. (Download Data Lifeguard Tools)
Shock Guard™ 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.
