The new 13-inch MacBook Pro with Touch Bar now has four full-speed Thunderbolt ports.. Thanks to Intel's new Core processors, MacBook Pro with Touch Bar now has four full-speed Thunderbolt 3 ports.. Most people are probably not aware of this, except the older 13-inch Macbook Pro with Touch Bar notebooks has two full-speed Thunderbolt 3 ports on the left. The other two Thunderbolt 3 ports on the right operate at reduced speeds.. This is why Apple recommends plugging high-speed devices only into the ports on the left side of MacBook Pro with Touch Bar.. The reason why is which is insufficient to support 40Gbps transfer speeds on all four ports.. Now, the generation processors from Intel offer up to PCI Express lanes. This means that any MacBook Pro notebook you buy now will have Thunderbolt 3 ports operating at full speeds..
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