Western Digital RE2 SATA Hard Drives WD7501AALS
Capacity: 750GB
Spindle Speed: 7,200RPM
Interface Type: SATA
Disk Size: 3.5″x1.0″ (LFF Hard Drive)
Sustained Throughput (MBps):
Average Seek Time (read/write ms): 8.9 / 9.6
Electrical Interface Speed: SATA 300 – 3.0Gbps
On-Board Cache: 32MB
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WD Caviar Black drives combine a high performance electronics architecture with a rock solid mechanical architecture to deliver the perfect storage solution for your fully-loaded PC or maxed out GAMING MACHINE . Cool drive operation, no-touch head technology, and leading-edge vibration protection ensure enhanced reliability and sustained data throughput.
Key Features
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High Performance Electronics Architecture
- Dual processor – Twice the processing power to maximize performance.
- Colossal cache – Bigger, faster cache of up to 64 MB means faster performance.
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Compatibility
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| Specifications |
| Model number |
WD7501AALS |
| Model Name |
Caviar Black |
| Formatted Capacity |
750 Gbytes |
| Rotational Speed |
7,200 rpm |
| Default Buffer (cache) Size |
32 Mbytes |
| Performance |
| External (I/O) Transfer Rate (max) |
300 MBytes/sec |
| Average Seek Time, Read |
8.9 msec typical |
| Average Seek Time, Write |
9.6 msec typical |
| Average Latency |
4.2 msec |
| Physical |
| Form Factor(width) |
3.5-inch |
| Form Factor(height) |
1-inch |
| Height |
1.028 inch |
| Width |
4.0 inch |
| Length |
5.787 inch |
| Weight |
1.52 pounds |
| Electrical |
| Power (Typical) |
8.4 watts |
| Power (Idle) |
7.8 watts |
| Environmental |
| Max Operating Shock (2-msec) |
65 Gs |
| Max Nonoperating Shock (2-msec) |
250 Gs |
| Operating Vibration (max) |
.75 Gs |
| Nonoperating Vibration (max) |
4.0 Gs |
| Operating Temperature (max) |
60 deg C |
| Operating Temperature (min) |
0 deg C |
| Nonoperating Temperature (max) |
70 deg C |
| Nonoperating Temperature (min) |
-40 deg C |
| Acoustical |
| Acoustics, Idle (sound power, typ) |
33 dBA |
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