HP 640 ProBook G3 Notebook PC & HP 650 ProBook G3 Notebook PC - Maintenance and Service Guide

Capacity 1 TB *
Drive Weight 90–95 g (0.198-0.21 lbs)
Rotation Speed 5400 rpm
Cache Buer Up to 32 MB
NAND Type/Size N/A
Height 7 mm
Width 69.85 mm
Interface ATA-8, SATA 3.0
Interface Transfer Rate 600 MB/sec
Seek times (typical read, including setting)
Single track 1.5-2 ms
Average 12-13 ms
Maximum 18-32 ms
Logical Blocks 1,953,525,168
Operating Temperature 0°C to 60°C (32°F to 140°F)[top cover temp]
Security Features ATA security
Other Features S.M.A.R.T., NCQ, Ultra DMA
*Size refers to hard drive storage capacity. Actual accessible capacity is less. Actual drive specications may dier slightly.
NOTE: Certain restrictions and exclusions apply. Contact support for details.
HDD 500GB 5400RPM 7mm Hybrid SATA 8GB NAND
Capacity 500 GB *
Drive Weight 92–95 g (0.20-0.21 lbs)
Rotation Speed 5400 rpm
Cache Buer Up to 64MB
NAND Type/Size MLC/8GB
Height 7 mm
Width 69.85 mm
Interface ATA-8, SATA 3.0
Interface Transfer Rate 600 MB/sec
Seek times (typical read, including setting)
Single track 2 ms
Average 12 ms
Maximum 22 ms
Hard drive specications 105