|
 |
|
| ITEM |
MK5055GSX |
MK4055GSX |
MK3255GSX |
| Basic specification |
| Interface |
Serial ATA 2.6 / ATA8 |
Serial ATA 2.6 / ATA8 |
Serial ATA 2.6 / ATA8 |
| Interface speed |
3.0Gb/s |
3.0Gb/s |
3.0Gb/s |
| Formatted Capacity |
500GB |
400GB |
320GB |
| Number of data heads |
4 |
4 |
4 |
| Number of disks |
2 |
2 |
2 |
| Number of User data cylinders |
164,887 |
151,523 |
136,152 |
| Bytes per sector (HOST) |
512 |
512 |
512 |
| Bytes per sector (DISK) |
512 |
512 |
512 |
| Logical Blocks (LBA) |
976,773,168 |
781,422,768 |
625,142,448 |
| Maximum areal density |
576.4Mbit/mm2 (371.9Gbit/in2) |
473.8Mbit/mm2 (306.0Gbit/in2) |
392.4Mbit/mm2 (253.1Gbit/in2) |
| Environmental compliance |
RoHS compliant |
RoHS compliant |
RoHS compliant |
| Performance |
| Buffer size |
8MB |
8MB |
8MB |
| Rotation speed |
5,400rpm |
5,400rpm |
5,400rpm |
| Average Latency time |
5.55 ms |
5.55 ms |
5.55 ms |
| Internal transfer rate |
363 to 952 Mb/s (typ.) |
363 to 952 Mb/s (typ.) |
363 to 952 Mb/s (typ.) |
| Average seek time |
12ms |
12ms |
12ms |
| Track to track seek time |
2ms |
2ms |
2ms |
| Max. seek time |
22ms |
22ms |
22ms |
| Reliability |
| Load/Unload |
600,000 times |
600,000 times |
600,000 times |
| Error rate non-recoverable |
1/1014 bit read |
1/1014 bit read |
1/1014 bit read |
| Supply Voltage |
| Allowable Voltage |
5V
±5% |
5V
±5% |
5V
±5% |
| Power consumption |
| Start |
4.5W (max.) |
4.5W (max.) |
4.5W (max.) |
| Seek |
1.7W (typ.) |
1.7W (typ.) |
1.7W (typ.) |
| Read/Write |
1.4W (typ.) |
1.4W (typ.) |
1.4W (typ.) |
| Low power Idle |
0.6W (typ.) |
0.6W (typ.) |
0.6W (typ.) |
| Stand-by |
0.18W (typ.) |
0.18W (typ.) |
0.18W (typ.) |
| Sleep |
0.13W (typ.) |
0.13W (typ.) |
0.13W (typ.) |
Energy
Consumption Efficiency
/Category name |
0.0012
e |
0.0015
e |
0.0019
d |
| Dimension |
| Height |
9.5mm |
9.5mm |
9.5mm |
| Width |
69.85mm |
69.85mm |
69.85mm |
| Depth |
100.0mm |
100.0mm |
100.0mm |
| Weight |
101g (typ.) |
101g (typ.) |
101g (typ.) |
| Temperature |
| Operating |
5 to 55°C |
5 to 55°C |
5 to 55°C |
| Non-Operating |
-40 to 60°C |
-40 to 60°C |
-40 to 60°C |
| Shipping |
-40 to 70°C |
-40 to 70°C |
-40 to 70°C |
| Vibration/Shock |
| Vibration (op) |
9.8m/s2 (1.0G) |
9.8m/s2 (1.0G) |
9.8m/s2 (1.0G) |
| Vibration (non-op) |
49m/s2 (5.0G) |
49m/s2 (5.0G) |
49m/s2 (5.0G) |
| Shock (op) |
3,920m/s2 (400G) (2ms half sine) |
3,920m/s2 (400G) (2ms half sine) |
3,920m/s2 (400G) (2ms half sine) |
| Shock (non-op) |
8,820m/s2 (900G) (1ms half sine) |
8,820m/s2 (900G) (1ms half sine) |
8,820m/s2 (900G) (1ms half sine) |
| Acoustics |
| Idle (ave.) |
25dBA |
25dBA |
25dBA |
| Seek (ave.) |
25dBA |
25dBA |
25dBA |
|
*Energy Consumption Efficiency: Energy consumption efficiency is calculated based on power consumption divided by formatted capacity, as defined by Japanese law.
*Definition of Capacity: TOSHIBA defines a megabyte(MB) as 1,000,000bytes, and a gigabyte(GB) as 1,000,000,000 bytes. |
 |
| ITEM |
MK2555GSX |
MK1655GSX |
MK1255GSX |
| Basic specification |
| Interface |
Serial ATA 2.6 / ATA8 |
Serial ATA 2.6 / ATA8 |
Serial ATA 2.6 / ATA8 |
| Interface speed |
3.0Gb/s |
3.0Gb/s |
3.0Gb/s |
| Formatted Capacity |
250GB |
160GB |
120GB |
| Number of data heads |
2 |
2 |
1 |
| Number of disks |
1 |
1 |
1 |
| Number of User data cylinders |
164,887 |
136,152 |
164,887 |
| Bytes per sector (HOST) |
512 |
512 |
512 |
| Bytes per sector (DISK) |
512 |
512 |
512 |
| Logical Blocks (LBA) |
488,397,168 |
312,581,808 |
234,441,648 |
| Maximum areal density |
576.4Mbit/mm2 (371.9Gbit/in2) |
392.4Mbit/mm2 (253.1Gbit/in2) |
552.6Mbit/mm2 (356.5Gbit/in2) |
| Environmental compliance |
RoHS compliant |
RoHS compliant |
RoHS compliant |
| Performance |
| Buffer size |
8MB |
8MB |
8MB |
| Rotation speed |
5,400rpm |
5,400rpm |
5,400rpm |
| Average Latency time |
5.55 ms |
5.55 ms |
5.55 ms |
| Internal transfer rate |
363 to 952 Mb/s (typ.) |
363 to 952 Mb/s (typ.) |
363 to 952 Mb/s (typ.) |
| Average seek time |
12ms |
12ms |
12ms |
| Track to track seek time |
2ms |
2ms |
2ms |
| Max. seek time |
22ms |
22ms |
22ms |
| Reliability |
| Load/Unload |
600,000 times |
600,000 times |
600,000 times |
| Error rate non-recoverable |
1/1014 bit read |
1/1014 bit read |
1/1014 bit read |
| Supply Voltage |
| Allowable Voltage |
5V
±5% |
5V
±5% |
5V
±5% |
| Power consumption |
| Start |
4.5W (max.) |
4.5W (max.) |
4.5W (max.) |
| Seek |
1.7W (typ.) |
1.7W (typ.) |
1.7W (typ.) |
| Read/Write |
1.4W (typ.) |
1.4W (typ.) |
1.4W (typ.) |
| Low power Idle |
0.6W (typ.) |
0.6W (typ.) |
0.6W (typ.) |
| Stand-by |
0.18W (typ.) |
0.18W (typ.) |
0.18W (typ.) |
| Sleep |
0.13W (typ.) |
0.13W (typ.) |
0.13W (typ.) |
Energy
Consumption Efficiency
/Category name |
0.0024
d |
0.0038
d |
0.0050
d |
| Dimension |
| Height |
9.5mm |
9.5mm |
9.5mm |
| Width |
69.85mm |
69.85mm |
69.85mm |
| Depth |
100.0mm |
100.0mm |
100.0mm |
| Weight |
97g (typ.) |
97g (typ.) |
97g (typ.) |
| Temperature |
| Operating |
5 to 55°C |
5 to 55°C |
5 to 55°C |
| Non-Operating |
-40 to 60°C |
-40 to 60°C |
-40 to 60°C |
|
Shipping |
-40 to 70°C |
-40 to 70°C |
-40 to 70°C |
|
Vibration/Shock |
|
Vibration (op) |
9.8m/s2 (1.0G) |
9.8m/s2 (1.0G) |
9.8m/s2 (1.0G) |
|
Vibration (non-op) |
49m/s2 (5.0G) |
49m/s2 (5.0G) |
49m/s2 (5.0G) |
|
Shock (op) |
3,920m/s2 (400G) (2ms half sine) |
3,920m/s2 (400G) (2ms half sine) |
3,920m/s2 (400G) (2ms half sine) |
|
Shock (non-op) |
8,820m/s2 (900G) (1ms half sine) |
8,820m/s2 (900G) (1ms half sine) |
8,820m/s2 (900G) (1ms half sine) |
|
Acoustics |
|
Idle (ave.) |
19dBA |
19dBA |
19dBA |
|
Seek (ave.) |
20dBA |
20dBA |
20dBA |
|
*Energy Consumption Efficiency: Energy consumption efficiency is calculated based on power consumption divided by formatted capacity, as defined by Japanese law.
*Definition of Capacity: TOSHIBA defines a megabyte(MB) as 1,000,000bytes, and a gigabyte(GB) as 1,000,000,000 bytes. |
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