Device Specifications; Specifications Summary; Table 1.1 Specifications - Fujitsu MHW2120BK Maintenance Manual

Device Overview
(6) Write cache
When the disk drive receives a write command, the disk drive posts the command
completion at completion of transferring data to the data buffer completion of
writing to the disk media. This feature reduces the access time at writing.

1.2 Device Specifications

1.2.1 Specifications summary

Table 1.1 shows the specifications of the disk drives.
Format Capacity (*1, *2)
Number of Sectors (User)
Bytes per Sector
Rotational Speed
Average Latency
Positioning time (read and seek)
• Minimum (Track-Track)
• Average
• Maximum (Full)
Start time
Interface
Data Transfer Rate (*3)
• To/From Media
• To/From Host
Data Buffer Size (*4)
Physical Dimensions
(Height × Width × Depth)
Weight
*1: Capacity under the LBA mode.
*2: One gigabyte (GB) = one billion bytes and One megabyte (MB) = one million bytes; accessible
capacity will be less and actual capacity depends on the operating environment and formatting.
*3: 1 GB is equal to 1,000,000,000 bytes and 1 MB is equal to 1,000,000 bytes.
1-4

Table 1.1 Specifications (1/2)

MHW2120BK
120 GB
234,441,648
Read: 10.5 ms (typ.)
Compliant with ATA-8 ACS AST, Serial ATA Revision 2.5
1.5 Gbps (150 MB/s) (Gen1i)
3.0 Gbps (300 MB/s) (Gen2i)
8 MB (8,388,608 bytes)
9.5 mm × 100.0 mm × 70.0 mm (*5)
MHW2080BK MHW2060BK
80 GB
156,301,488 117,210,240
512 bytes
7,200 rpm ± 1%
4.17 ms
1.5 ms (typ.)
20.5 ms (typ.)
4.0 sec (typ.)
Gen1i and Gen2i
96.6 MB/s Max.
116 g (Max.)
60 GB
C141-E261