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Last Updated |
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| 06/26/2008 08:05 AM |
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Specifications for the Western Digital Caviar Green and Caviar GP Serial ATA hard drives. |
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Question |
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Specifications for the following Western Digital Caviar Green and Caviar GP Serial ATA hard drives.
WD5000AAVS, WD5000AACS, WD7500AACS, WD10EACS
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Answer |
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| Physical / Performance Specifications |
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WD5000AACS/WD5000AAVS |
WD7500AACS |
WD10EACS |
| Physical Capacity |
500,107 MB 1 |
750,156 MB 1 |
1,000,204 MB 1 |
| Buffer |
16 MB(AACS) / 8 MB(AAVS) |
16 MB |
16 MB |
| Rotational Speed |
IntelliPower™ |
IntelliPower™ |
IntelliPower™ |
| Physical Platters |
2 |
3 |
4 |
| Data Transfer Rate (Buffer to Host) |
3.0 Gb/s |
3.0 Gb/s |
3.0 Gb/s |
| Data Transfer Rate (Buffer to Disk) |
1156 Mb/s |
1156 Mb/s |
1156 Mb/s |
| Average Latency (nominal) |
5.60 ms |
5.60 ms |
5.60 ms |
| Average Read Seek |
8.9 ms |
8.9 ms |
8.9 ms |
| Drive Ready Time |
13 sec |
13 sec |
13 sec |
1 Western Digital defines a megabyte
(MB) as 1,000,000 bytes, a gigabyte (GB) as 1,000,000,000 bytes, and a Terabyte (TB) as 1,000,000,000 bytes
| Physical
Dimensions |
| Height |
1.028 in. (25.4 mm) max |
| Length |
5.787 in. (147.0 mm) max |
| Width |
4.0 in. (101.6 mm) ± .01 in. |
| Weight |
1.61 lb. (0.730 kg) ± 10% |
| Power
Requirements4 |
| Mode |
12 V (± 10%) |
5 V (± 5%) |
Power (average) |
| Read/Write4 |
340 mA |
675 mA |
7.4 W |
| Idle |
320 mA |
600 mA |
4.0 W |
| Standby |
6 mA |
180 mA |
.97 W |
| Sleep |
6 mA |
180 mA |
.97 W |
| Spinup |
1.75 A (Max) |
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420% duty cycle.
| Environmental Specifications5 |
| Shock |
| Operating (2ms) |
65G |
| Non-operating (2ms) |
250G |
| Half sine wave measured in 2 ms duration, measured without
isolation. |
| Vibration |
| Operating |
- Random |
0.004 g2/Hz (10 to 300 Hz)
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| - Linear |
20-300 Hz, 0.75G (0 to peak)
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| Non-operating |
- Linear |
5-20 Hz, 0.195
inches (dbl amp)
20-500 Hz, 4G (0 to peak)
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| Operating Temperature and Humidity |
| Temperature |
5°C to 55°C (41°F to 131°F) |
| Humidity |
5-95% RH non-condensing |
| Thermal Gradient |
20°C/hour (maximum) |
| Non-Operating Temperature and Humidity |
| Temperature |
-40°C to 65°C (-40°F to 149°F) |
| Humidity |
5-95% RH non-condensing |
| Thermal Gradient |
30°C/hour (maximum) |
| Acoustics (average) |
| Idle Mode6 |
24 dBA |
| Seek Mode 06 |
29 dBA |
| Seek Mode 36 |
25 dBA |
| Warranty Period |
Warranty Length |
5No non-recoverable errors during operating tests or after non-operating
tests.
6Sound power level.
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