MacBook is completely light weight which was recently unveiled by Apple Inc has gained momentum. MacBook system is promising to be thinner by 50 percentage and lighter in weight than MacBook Pro, as is approximately just 1 inch in thickness and just weighs between 6.8 and 5.4 pounds. This MacBook will be using the NAND flash memory instead of the traditional hard disk drive and as well comes along with a display of 12 inch. At this moment, only 15 inch MacBook use the displays that have LCD backlit. Price in retail for the MacBook can be estimated to be of $1000 and this falls between the cheapest of $1099 and the cost effective one available for $1999. It is expected that the sub size MacBook will be launched at the Macworld conference. Apple is famous for breaking the trend and come up with interesting flash based items or products that are very efficient, like the iPOD Nano and hence nobody would be surprised if the MacBook delivers more surprises than it is supposed to.