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Toshiba MK2017GAP 20GB ATA-2/3/4/5 
Notebook Hard Drive (HDD2158)


Toshiba America Information Systems, Inc. (TAIS), Storage Device Division introduces the MK2017GAP 2.5-inch 20GB Hard Disk Drive. The MK2017GAP offers the industries highest areal density per platter, at 35.1gigabits per square inch. This new drive offers enough capacity for portable video recording and editing, with lower power consumption compared to the traditional 3.5-inch HDDs. This functionality provides ideal storage for a range of commercial and consumer notebooks, as well as non-PC applications such as PDAs, printers, copiers, GPS systems and MP3 players. The MK2017GAP is ATA-5 compliant, supporting high transfer rates of up to 100 megabytes per second.


  • 20.0GB* capacity
  • 9.5mm High
  • 13ms Average Seek Time
  • ATA-5 Interface
  • 100MB/sec Transfer Rate
  • 2,048KB Buffer
  • 300,000 MTTF Hours



Manufacturer Toshiba
Model MK2017GAP (HDD2158)
Interface IDE/ATA


Formatted Capacity 20.0039GB
Rotational Speed 4,200rpm ± 0.1%
Average Rotational Latency 7.14ms
Spin-up Time 4 sec typical, 10 sec max.
Cache (total) 2048K
Interface Transfer Rate 155.4 - 286.7 Mbits/sec
Interleave Factor 1:1

Internal Drive Characteristics

Number of Disks 2
Number of read /write heads 3
Track Density 1734 (44.0k) TPI
Logical Cylinders 16,383
Logical Heads 16
Logical Sectors/Track 63
Bytes per Sector 512


Preventive Maintenance None required
Nonrecoverable read errors 1 error per 1013 bits


Voltages 5V ±5%


Height 0.37" (9.5mm)
Width 2.7" (69.85mm)
Depth 3.94" (100mm)
Weight 3.46 ounces (98 grams)

Product Content:

  • Toshiba MK2017GAP 20GB ATA-2/3/4/5 Notebook Hard Drive (HDD2158)

Before you purchase this item, please ensure that you have verified compatibility with system by visiting the manufacturer's web site.
We assume no responsibility and will not accept full refunds for items purchased that are not compatible with your system configuration



  • 30 Day

Availability: Usually ships the same business day

Toshiba MK2017GAP 20GB ATA-2/3/4/5 Notebook Hard Drive (HDD2158)
MK2017GAPP.O & Phone Orders: $99.00ON-LINE SPECIAL: $79.00
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