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Product Information : Client HDD (Mobile)

MK6461GSY / MK5061GSY / MK3261GSY / MK2561GSY / MK1661GSY

ITEM MK6461GSY MK5061GSY MK3261GSY
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 640GB 500GB 320GB
Number of data heads 4 4 2
Number of disks 2 2 1
Number of User data cylinders 187,231 168,511 187,231
Bytes per sector (HOST) 512 512 512
Bytes per sector(DISK) 512 512 512
Logical Blocks (LBA) 1,250,263,728 976,773,168 625,142,448
Maximum areal density 784.8Mbit/mm2 (506.3Gbit/in2) 612.1Mbit/mm2 (394.9Gbit/in2) 784.8Mbit/mm2 (506.3Gbit/in2)
Environmental compliance RoHS compliant RoHS compliant RoHS compliant
Performance
Buffer size 16MB 16MB 16MB
Rotation speed 7,200rpm 7,200rpm 7,200rpm
Average Latency time 4.16 ms 4.16 ms 4.16 ms
Average seek time 11ms(Read), 12ms(Write) 11ms(Read), 12ms(Write) 11ms(Read), 12ms(Write)
Track to track seek time 1ms 1ms 1ms
Max. seek time 19ms 19ms 19ms
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 5.5W (Max.) 5.5W (Max.) 5.5W (Max.)
Seek 2.3W (Typ.) 2.3W (Typ.) 2.3W (Typ.)
Read/Write 2.1W (Typ.) 2.1W (Typ.) 2.1W (Typ.)
Low power Idle 0.8W (Typ.) 0.8W (Typ.) 0.8W (Typ.)
Stand-bye 0.16W (Typ.) 0.16W (Typ.) 0.16W (Typ.)
Sleep 0.13W (Typ.) 0.13W (Typ.) 0.13W (Typ.)
Energy Consumption Efficiency /Category name 0.0013 I 0.0016 I 0.0025 F
Dimension
Height 9.5mm 9.5mm 9.5mm
Width 69.85mm 69.85mm 69.85mm
Depth 100.0mm 100.0mm 100.0mm
Weight 110g (Typ.) 110g (Typ.) 92g (Typ.)
Temperature
Operating 5 to 55°C 5 to 55°C 5 to 55°C
Non-Operating -40 to 65°C -40 to 65°C -40 to 65°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) 3,185m/s2 (325G) (2ms half sine) 3,185m/s2 (325G) (2ms half sine) 3,185m/s2 (325G) (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.) 26dB 26dB 23dB
Seek 26dB 26dB 23dB

*Definition of Capacity: TOSHIBA defines a megabyte(MB) as 1,000,000bytes, and a gigabyte(GB) as 1,000,000,000 bytes.
*Energy Consumption Efficiency: Energy consumption efficiency is calculated based on power consumption divided by formatted capacity, as defined by Japanese law.
*Energy Consumption Efficiency Category name is based on the Standards of Judgment for Factories etc. on the Low Concerning the Rational Use of Energy in Japan, as of FY2007.


MK6461GSY / MK5061GSY / MK3261GSY / MK2561GSY / MK1661GSY

ITEM MK2561GSY MK1661GSY
Basic specification
Interface Serial ATA 2.6 / ATA8 Serial ATA 2.6 / ATA8
Interface speed 3.0Gb/s 3.0Gb/s
Formatted Capacity 250GB 160GB
Number of data heads 2 1
Number of disks 1 1
Number of User data cylinders 168,511 187,231
Bytes per sector (HOST) 512 512
Bytes per sector(DISK) 512 512
Logical Blocks (LBA) 488,397,168 312,581,808
Maximum areal density 612.1Mbit/mm2 (394.9Gbit/in2) 784.8Mbit/mm2 (506.3Gbit/in2)
Environmental compliance RoHS compliant RoHS compliant
Performance
Buffer size 16MB 16MB
Rotation speed 7,200rpm 7,200rpm
Average Latency time 4.16 ms 4.16 ms
Average seek time 11ms(Read), 12ms(Write) 11ms(Read), 12ms(Write)
Track to track seek time 1ms 1ms
Max. seek time 19ms 19ms
Reliability
Load/Unload 600,000 times 600,000 times
Error rate non-recoverable 1/1014 bit read 1/1014 bit read
Supply Voltage
Allowable Voltage 5V ±5% 5V ±5%
Power consumption
Start 5.5W (Max.) 5.5W (Max.)
Seek 2.3W (Typ.) 2.3W (Typ.)
Read/Write 2.1W (Typ.) 2.1W (Typ.)
Low power Idle 0.8W (Typ.) 0.8W (Typ.)
Stand-bye 0.16W (Typ.) 0.16W (Typ.)
Sleep 0.13W (Typ.) 0.13W (Typ.)
Energy Consumption Efficiency /Category name 0.0032 F 0.0050 F
Dimension
Height 9.5mm 9.5mm
Width 69.85mm 69.85mm
Depth 100.0mm 100.0mm
Weight 92g (Typ.) 92g (Typ.)
Temperature
Operating 5 to 55°C 5 to 55°C
Non-Operating -40 to 65°C -40 to 65°C
Shipping -40 to 70°C -40 to 70°C
Vibration/Shock
Vibration (op) 9.8m/s2 (1.0G) 9.8m/s2 (1.0G)
Vibration (non-op) 49m/s2 (5.0G) 49m/s2 (5.0G)
Shock (op) 3,185m/s2 (325G) (2ms half sine) 3,185m/s2 (325G) (2ms half sine)
Shock (non-op) 8,820m/s2 (900G) (1ms half sine) 8,820m/s2 (900G) (1ms half sine)
Acoustics
Idle (ave.) 23dB 23dB
Seek 23dB 23dB

*Definition of Capacity: TOSHIBA defines a megabyte(MB) as 1,000,000bytes, and a gigabyte(GB) as 1,000,000,000 bytes.
*Energy Consumption Efficiency: Energy consumption efficiency is calculated based on power consumption divided by formatted capacity, as defined by Japanese law.
*Energy Consumption Efficiency Category name is based on the Standards of Judgment for Factories etc. on the Low Concerning the Rational Use of Energy in Japan, as of FY2007.