Samsung Spinpoint M HM120JC, 120 GB, 5400 RPM, 8 MB, 2.5", Ultra-ATA/100 Samsung Spinpoint M HM120JC. HDD capacity: 120 GB, HDD speed: 5400 RPM, Storage drive buffer size: 8 MB, HDD size: 2.5", Interface: Ultra-ATA/100 https://www.alphr.com/components/26189/samsung-spinpoint-m60-series-review Click on the picture to see a closer image of each hard disk. The Samsung disk is marked with the number 2. While you can usually expand your desktop PCs storage space by adding a second hard disk, notebooks offer two big obstacles: theres almost ...