^^^^Please explain reasoning
Lou
http://www.anandtech.com/show/7085/the-2013-macbook-air-review-13inch/7
Right above the first picture:
Users have spotted both Samsung and SanDisk based PCIe SSDs in the 2013 MacBook Airs.
And..
http://blog.macsales.com/19008-performance-testing-not-all-2013-macbook-air-ssds-are-the-same
In the meantime, we have noticed a vast difference in write speeds between the two SSD offerings that we’ve received so far. The 512GB Samsung SSD found in our 13-inch model offers roughly a 400MB/s increase in write speeds over the 128GB SanDisk/Marvell SSD as our 11-inch model was configured.