Refreshed MacBook Pro’s PCIe 3.0 x4 storage system is blazing fast

March 23, 2015


When reviews of the revised 13-inch MacBook Pro with Retina Display started hitting web over the past several days, most focused on the modest speed gains the new Intel Core chips deliver. This meant that most glossed over the fact that the new MacBook Pro includes a ridiculously fast storage system that few are able to rival.

For those not keeping score, Apple’s 2015 MacBook Pro included the usual upgrades such as a new processor, faster memory and a larger battery. New systems are also equipped with a PCIe 3.0 x4 interface which translates to four I/O lanes for the speedy Samsung-made flash drive. Its predecessor shipped with PCIe 2.0 x2, or two I/O lanes.

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