1.2 2.5-inch HDD/SSD 1 Hardware Overview
1.2 2.5-inch HDD/SSD
The computer contains an extremely low-profile and lightweight, high-performance HDD/SSD.
The HDD/SSD incorporates a 9.5 mm or 7 mm (Only for HDD) height. The HDD/SSD interface
conforms to Serial ATA. Storage capacities supported are 250, 320, 500, 640 and 750GB for
HDD, and 64 and 128GB for SSD.
The HDD/SSD is shown in Figure 1-3. Some of HDD specifications are listed in Table 1-1 and
some of SSD specifications are listed in Table 1-2.
Figure 1-3 SATA HDD/SSD
Table 1-1 HDD Specifications
Item
Specifications
Capacity (GB)
250G 320GB 500G
Rotational Speed (RPM)
5,400 RPM 5,400 RPM 5,400 or 7,200 RPM
Height
7 or 9.5 mm 7 or 9.5 mm 9.5 mm
User Data Sectors
488,397,168 625,142,448 976,773,168
Bytes / Sector 512 512 512 or 4,096
Item
Specifications
Capacity (GB)
640GB 750GB
Rotational Speed (RPM)
5,400 RPM 5,400 or 7,200 RPM
Height
9.5 mm 9.5 mm
User Data Sectors
1,250,263,728 1,465,170,336
Bytes / Sector 512 or 4,096 4,096
Satellite P770/P775 Series Maintenance Manual [CONFIDENTIAL] 1-9
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