Acer 4000 User Manual
Page 44

Chapter 1
37
Item
Seagate
Models
ST9100823A
ST9100824A
ST9120821A
Capacity and Interface
Formatted Gbytes (512 bytes/sector)
Interface
60
Ultra ATA/100
100
SATA 1.5Gb/s
Ultra ATA/100
120
SATA 1.5Gb/s
Ultra ATA/100
Performance
Internal Transfer Rate (Mbits/sec)
386
461
461
Max. External Transfer Rate (Mbytes/sec)
100
150 100
150 100
Avg. Sustained Transfer Rate (Mbytes/sec) >
>
>
Average Seek (msec)
12.5
12.5
12.5
Average Latency (msec)
5.56
5.56
5.56
Multisegmented Cache
8192
8192
8192
Spindle Speed (RPM)
5400
5400
5400
Configuration/Organization
Discs/Heads
2/4 2/4
2/4
Bytes per Sector
512
512
512
Logical
CHS
16383/16/63 16383/16/63 16383/16/63
Recording Method
RLL 0,11
RLL 0,11
RLL 0,11
Reliability/Data Integrity
S.M.A.R.T. capable
Yes
Yes
Yes
Nonrecoverable Read Errors per Bits Read 1 per 10
14
1 per 10
14
1 per 10
14
Service Life/Limited Warranty (years)
5/5
5/5
5/5
Power Requirements
+5 VDC +/-5% (amps typ operating)
1
1
1
Power Management (watts)
-Seek
-Read/Write
-Idle
-Standby
-2.3
-2
-0.92
-0.18
-2.2
-1.9
-0.8
-0.28
-2.2
-1.9
-0.8
-0.28
Environmental
Operating Temperature (
o
C)
5 to 55
5 to 55
5 to 55
Nonoperating Temperature (
o
C)
70 to -40
70 to -40
70 to -40
Operating Shock (Gs) @ 2 msec
250
250
250
Non Operating Shock (Gs) @ 1 msec
900
900
900
Acoustics,Idle (Bels-typ sound power)
2.4
2.4
2.4