Seagate ST34321A Product Manual - Page 10

Specification summary table - drives

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2 Medalist 8641, 6531, 4321, 3221 and 2110, Rev. B Specification summary table The specifications listed in this table are for quick reference. For details on specification measurement or definition, see the appropriate section of this manual. Drive Specification ST38641A ST36531A ST34321A ST33221A ST32110A Guaranteed Mbytes (×106 bytes) 8,606 6,505 4,303 3,227 2,111 Guaranteed sectors 16,809,660 12,706,470 8,404,830 6,303,024 4,124,736 Bytes per sector 512 Default sectors per track 63 Default read/write heads 16 15 15 16 16 Default cylinders 16,383 13,446 8,894 6,253 4,092 Physical read/write heads 8 6 4 4 2 Discs 4 3 2 2 1 Recording density (bits/inch max) 153,870 Track density (tracks/inch) 9,190 Areal density (Mbits/inch2 max) 1,581 Spindle speed (RPM) 5,400 Internal data-transfer rate (Mbits/sec max) 140 I/O data-transfer rate (Mbytes/sec max) 33.3 ATA data-transfer modes supported PIO modes 0, 1, 2, 3, 4; Multiword DMA modes 0, 1, 2; Ultra DMA modes 0, 1, 2 Cache buffer (Kbytes) 128 Height (mm max) 26.10 Width (mm max) 101.85 Length (mm max) 147.0

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Specification summary table
The specifications listed in this table are for quick reference. For details
on specification measurement or definition, see the appropriate section
of this manual.
Drive
Specification
ST38641A ST36531A ST34321A ST33221A ST32110A
Guaranteed Mbytes
(
×
10
6
bytes)
8,606
6,505
4,303
3,227
2,111
Guaranteed sectors
16,809,660
12,706,470
8,404,830
6,303,024
4,124,736
Bytes per sector
512
Default sectors per
track
63
Default read/write
heads
16
15
15
16
16
Default cylinders
16,383
13,446
8,894
6,253
4,092
Physical read/write
heads
8
6
4
4
2
Discs
4
3
2
2
1
Recording density
(bits/inch max)
153,870
Track density
(tracks/inch)
9,190
Areal density
(Mbits/inch
2
max)
1,581
Spindle speed (RPM)
5,400
Internal data-transfer
rate (Mbits/sec max)
140
I/O data-transfer rate
(Mbytes/sec max)
33.3
ATA data-transfer
modes supported
PIO modes 0, 1, 2, 3, 4;
Multiword DMA modes 0, 1, 2;
Ultra DMA modes 0, 1, 2
Cache buffer
(Kbytes)
128
Height (mm max)
26.10
Width (mm max)
101.85
Length (mm max)
147.0
2
Medalist 8641, 6531, 4321, 3221 and 2110, Rev. B