SPECIFICATIONS –MK4019GAX (HDD2171)
General |
|
Model | MK4019GAX (HDD2171) |
Interface | |
Motor | Fluid Dynamic Bearing (FDB) |
Functionality |
|
Formatted Capacity | 40.0078GB* |
Rotational Speed | 5,400rpm |
Avg. Rotational Latency | 5.55/ms |
4sec (typical) | |
Buffer | 16MB |
Seek Time (Average) | 12 |
Internal Transfer Rate | 200.8 ~ 333.2 Mbits/sec (max) |
Host Transfer Rate | 100Mbytes/sec |
*Toshiba defines a megabyte (MB) as 1,000,000 bytes and a gigabyte (GB) as 1,000,000,000 bytes.
Internal Drive Characteristics |
|
Number of Disks | 2 |
Number of Read/Write Heads | 4 |
Track Density (TPI) | 57.1k |
User Data Cylinders | 33,440 |
Logical Cylinders | 16,383 |
Logical Heads | 16 |
Logical Sectors/track | 63 |
Bytes per Sector | 512 |
Logical Blocks (LBA) | 78,140,160 |
Reliability |
|
Preventative maintenance | None |
Nonrecoverable read errors | 1 error per 1013 bits read |
Electrical |
|
Voltage | 5V 5% |
Power Consumption |
|
Start | 5.0W typ |
Seek | 2.9W typ |
Read/Write | 2.5W typ |
Sleep | 0.1W typ |
Energy Consumption Efficiency 0.021W/GB avg | |
Shock |
|
Operating | 1,960m/s2 (200G)(2msec) |
7,840m/s2 (800G)(1msec) | |
6