The company sanDisk enlarged the proposal of solid-state disk (solid state drive, SSD). The new model with volume 32 Gba is made in the form factor 2,5 inches, it is equipped with the interface serial ATA (SATA) and it is intended for portable computers. Let us recall, two months ago sanDisk represented 1,8- inch model SSD for super-portable notebook. Todays new product, in fact, is the direct replacement of 2,5- inch disk, utilized in notebook of average price range, i.e., the models of greatest mass segment market.
To the key merits of article the producer is the high reliability and performance. Concerning the first point, the time of mean time to failure for SanDisk SSD is equal to 2 mln. hours, which is approximately six times more than in the utilized now hard disks. With the performance the picture even more gratifying – according to this index SSD more than 100 times exceeds hard disks. The steady speed of reading SanDisk SSD is equal to 67 Mbyte(s)/s, and the operations of input-output, connected with reading of the arbitrary section with the size 512 bytes can be carried out to 7000 times per second (IOPS). As a result, according to the estimation of company, the load Of microsoft Windows vista enterprise on notebook, equipped with new drive, occupies 30 seconds, and the mean time of access to the files is equal to 0,11 ms. For the comparison: notebook with the usual hdd loads OS during 48 seconds indicated. The time of access to files in this case is equal to 17 ms.
Important from the point of view of users of portable computers is the lowered energy consumption Of sanDisk SSD. In comparison with the hard disks the savings reaches 50%, which positively affects the period of the off-line operation of mobile assistants.
Wholesale price of 32-gig, 2,5- drive for the producers of notebook is 350 dollars.