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Samsung HM641JI 640GB 2.5" Hdd HM641JI/D
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Item Code:
CN-0P7J74 C6493-G84A-A
Item Condition Description:
Please note, this unit was removed from a working machine and may have minor scuffs and scratches from disassembly process, but is fully operational and functions as intended!
Item Description

Samsung Spinpoint M7E HM641JI 640GB 2.5" 5400 RPM 8MB Cache SATA 3GB/s Internal HDD Hard Disk Drive HM641JI/D.

Samsung Model Number:
HDD Part Number: HM641JI/D
Dell Part Number: P7J74 0P7J74 CN-0P7J74
Compatible Part Numbers: C6493-G84A-A


Disk Family Spinpoint M7E
Form Factor 2.5"
Capacity 640 GB (640 x 1 000 000 000 bytes)
Number Of Disks 2
Number Of Heads 4
Rotational Speed
5400 RPM
Rotation Time 11.11 ms
Average Rotational Latency 5.56 ms
Disk Interface Serial-ATA/300
Buffer-Host Max. Rate 300 MB/seconds
Buffer Size 8192 KB
Drive Ready Time (typical) 4 seconds
Average Seek Time 12 ms 


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