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48 Chapter 1
Item Specification
Vendor &
Model Name
Segate ST960812A Segate ST980829A Segate ST9100825A
Capacity
(MB)
60000 80000 100000
Bytes per
sector
512 512 512
Data heads 2 3 4
Drive Format
Disks 1 2 2
Spindle
speed
(RPM)
4200 RPM 4200 RPM 4200 RPM
Performance Specifications
Buffer size 8184KB 8184KB 8184KB
Interface Parallel ATA Parallel ATA Parallel ATA
Max. media
transfer rate
(disk-buffer,
Mbytes/s)
56.25 56.25 56.25
Data transfer
rate
(host~buffer,
Mbytes/s)
100 MB/Sec.(Ultra DMA
Mode 5)
100 MB/Sec.(Ultra DMA
Mode 5)
100 MB/Sec.(Ultra DMA
Mode 5)
DC Power Requirements
Voltage
tolerance
5V(DC) +/- 5% 5V(DC) +/- 5% 5V(DC) +/- 5%
24X Combo Drive Interface
Item Specification
Vendor & model name PHILIPS SCB5265 LITEON SSC-2485K
Performance
Specification
Transfer rate (KB/sec) Sustained:
DVD:Max 10.56Mbytes/sec
CD: 3600Kbytes/sec
Sustained:
DVD:Min 10.15Mbytes/sec
CD: 3500 Kbytes/sec
Access Time(Typical) DVD: Random Access: 125 ms
DVD:Full Stroke: 165ms
CD:Random Access:105ms
CD:Full Stroke:160ms
DVD: Random Access: 100 ms
DVD:Full Stroke: 190ms
CD:Random Access:95ms
CD:Full Stroke:180ms
Buffer Memory 2MB 2MB
Interface Compliant to ATA/ATAPI-5 ATA/ATAPI-6, MMC-3 and
SFF8090 Ver5, Revision 1.2.