Acer Aspire 5755 - Page 39

Hardware Specifications and Configurations 1-29
Hard Disk Drive (continued)
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
Item Specification
Vendor & Model
Name
WD5000BPVT-
22HXZT1
WD6400BPVT-
22HXZT1
Capacity (GB) 500GB 640GB
Bytes per sector 4096 4096
Data heads 3 4
Drive Format
Disks 2 2
Spindle speed
(RPM)
5400RPM
Performance Specifications
Buffer size 8MB
Interface SATA
Fast data transfer
rate (Mbits / sec,
max)
3.0Gbits/s 3.0Gbits/s
Item Specification
SG_JV51_HR.book Page 29 Friday, July 8, 2011 5:58 PM