The MacBook Pro is now slightly slimmer than its plastic bodied predecessor and has a glass coated LED backlit screen that provides a brighter, clearer image coupled with a lot enhanced contrast overall performance thanks to the LED technologies used. The only issue here might be with reflections, but a non-glass option is offered on some models.Other updates to the range include the peripheral ports becoming moved to the left side of the casing and an SD card slot being added for the first time on a Mac laptop. Please note that the 17-inch machine features an ExpressCard slot instead of the SD reader. The optical drive has been moved to the right and the DVI port has been replaced with a Mini DisplayPort connection. The FireWire 400 port is now deleted, although the FireWire 800 port is nonetheless present. The wireless technology is unchanged with constructed in wire totally free MacBook Pro internet access.In terms of usability, the trackpad has been enlarged with the buttons being incorporated into the pad providing the user more room for scrolling and multi-touch gestures which now imitate these 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. Every of the models can be tailored with varying specifications of processor speed, memory size and difficult drive capacity. A high 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 uses lithium-ion polymer cell technology. This innovation has allowed 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 technology provides the variety with excellent battery life with the 13-inch and 15-inch models providing up to seven hours on a single charge. The bigger body 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 final for about 1000 charge cycles whist still retaining 80 percent of their capacity. This would offer a lifespan of about 5 years for an typical user.MacBook Pro vs MacBook AirWhether or not a MacBook Pro or MacBook Air is the much better laptop depends on the users particular specifications. Each are extremely fashionable machines and the Pro model is not exactly large or heavy, particularly if you go for the smallest 13″ version. A business user needing long battery life and a full variety of attributes such as a DVD drive, numerous USB ports and a FireWire connection would be much better off choosing a Pro model. One further consideration is that the Air is only accessible with the 13″ screen size, so if you require any larger, then the Pro is the only one to go for.Obtain in touch today to figure out even more about ซื้อขาย mac.