Acer Aspire E1-531 - Page 29

Hardware Specifications and Configurations 1-22
Hard Disk Drive Interface (continued)
Item Specification
Vendor & Model
Name
WD7500BPVT-
22HXZT1
MK7559GSXP
HTS547575A9
E384
ST9750423AS WD2500BPVT-
22ZEST0
WD3200BPVT-
22ZEST0
Capacity (GB) 750GB 750GB 250GB 320GB
Bytes per sector 4096 4096 4096 4096
Data heads
4
4
4
412
Drive Format
Disks
2
2
2
211
Spindle speed
(RPM)
5400RPM
Performance Specifications
Buffer size 8MB 16MB 8MB 8MB
Interface SATA
Fast data transfer
rate (Mbits / sec,
max)
3.0Gbits/s 3.0Gbits/s 3.0Gbits/s 3.0Gbits/s
Media data transfer
rate
(Mbytes/sec max)
97Mbytes/s
1363.1Mbits/s
996Mbits/s
1130Mbits/s 108Mbytes/s 108Mbytes/s
DC Power Requirements
Voltage tolerance 5V