Highlights:
Capacity - 20 GB
Rotational speed - 5400 RPM
Interface - Ultra ATA/100
Sustained data transfer rates - 32 MB/sec
Average seek time - 9.5 ms

Technologies:
TrueTrack servo
No-ID sector formatting
IBM Drive Fitness Technologies, including Drive Fitness Test (DFT)
S.M.A.R.T. (Self-Monitoring Analysis and Reporting Technology)
Error-logging.

Product Specs:

Configuration
Interface Ultra ATA/100
Capacity ¹(GB) 40/30/20
Sector size (bytes) 512
Recording zone 15
User cylinders (physical) 34,326
Data heads (physical) 4/3/2
Data disks 2/2/1
Max. areal density (Gbits/sq. inch) 14.5
Max. recording density (BPI) 415k
Track density (TPI) 35,000

Performance
Data buffer ² 512KB
Rotational speed (RPM) 5400
Latency (average ms) 5.56
Media transfer rate (max Mbits/sec) 372
Interface transfer rate (max MB/sec) 100
Sustained data rate (MB/sec) 32
Seek time (read typical) Average (ms) 9.5
Track-to-track (ms) 1.6
Full-track (ms) 16.0

Reliability
Error rate (nonrecoverable) 1 in 10E13
Start stops (at 40° C) 40,000
Power Requirement +5VDC (+/-5%)+12VDC (+/-5%)
Dissipation (typical)
Startup current (max A) 2.0(12v)
Idle (W) 4.9
Power consumption efficiency(watts/MB)(W) 0.114

Physical size
Height (mm) 25.4
Width (mm) 101.6
Depth (mm) 146
Weight (max g) 550