The MacBook Pro is now slightly slimmer than its plastic bodied predecessor and has a glass coated LED backlit screen that offers a brighter, clearer image coupled with a lot enhanced contrast overall performance thanks to the LED technologies utilized. The only problem here might be with reflections, but a non-glass choice is offered on some models.Other updates to the range consist of the peripheral ports being moved to the left side of the casing and an SD card slot becoming added for the first time on a Mac laptop. Please note that the 17-inch machine features an ExpressCard slot rather of the SD reader. The optical drive has been moved to the correct and the DVI port has been replaced with a Mini DisplayPort connection. The FireWire 400 port is now deleted, even though the FireWire 800 port is still present. The wireless technologies is unchanged with constructed in wire free MacBook Pro web access.In terms of usability, the trackpad has been enlarged with the buttons being incorporated into the pad giving the user more room for scrolling and multi-touch gestures which now imitate those that can be utilized on the iPhone touch-screen. The keyboard is the standard Apple affair with separated backlit keys.MacBook Pro modelsThe MacBook Pro model range is based about three screen sizes of 13-inch, 15-inch and 17-inch. Each of the models can be tailored with varying specifications of processor speed, memory size and hard drive capacity. A higher performance solid state hard drive (SSD) can also be specified as an extra. For these not liking the reflective nature of the glass screen, an anti-glare matte screen can be specified on the 15″ and 17″ models.MacBook Battery LifeAll MacBook Pro models employ a non-user serviceable sealed in battery that utilizes lithium-ion polymer cell technologies. This innovation has permitted Apple to use batteries with non-rounded cells that can use all the totally free space inside the MacBook Pro chassis. The downside of this is that it prevents the user removing and replacing the battery in the occasion of failure. The use of this technologies offers the range with excellent battery life with the 13-inch and 15-inch models giving up to seven hours on a single charge. The bigger physique of the 17-inch mac enables a huge eight hours to be squeezed out of a single charge.The batteries in MacBook Pro models are claimed to last for about 1000 charge cycles whist still retaining 80 percent of their capacity. This would offer a lifespan of about 5 years for an average user.MacBook Pro vs MacBook AirWhether or not a MacBook Pro or MacBook Air is the much better laptop depends on the users specific specifications. Each are extremely stylish machines and the Pro model is not exactly large or heavy, particularly if you go for the smallest 13″ version. A company user needing lengthy battery life and a complete variety of features such as a DVD drive, numerous USB ports and a FireWire connection would be much better off selecting a Pro model. One further consideration is that the Air is only accessible with the 13″ screen size, so if you require any bigger, then the Pro is the only one to go for.Have you attempted ซื้อขาย mac? Be certain to see our website and find out more.