Lion needs performance
The current models to their predecessors by more powerful processors, more powerful graphics chips in the hard disk with more capacity and large MacBook models differ essentially. An appreciation of the components was also necessary: that in July 2011 released Mac OS X 10.7 Lion requires a powerful CPU. Intel Core i processors bring the stroke rate required in the Apple laptops.
first impression: Mac OS X lion in the test
MacBook Pro with dual-core CPU
Dual-core processors are used in the 13-inch models. In addition to a version with a core i5 2.4 gigahertz (GHz), there is the device with a core i7 2.8 GHz. The memory measures four gigabytes in two variants. The notebook does not have an external graphics card: image is calculated by the integrated chipset Intel HD graphics 3000. The space is either 500 or 750 gigabytes.
Apple MacBook Pro 15 “(MC721D/A)
See photos MacBook Pro with quad-core CPU
The processors of the 15-inch models are equipped with four cores. Two variations of the core i7 with 2.2 GHz and 2.4 GHz are available. To assist four gigabytes of memory. The Radeon HD 6750M with the Radeon HD 6770M the 15-Inchers have an external graphics card of manufacturer’s AMD in addition to the internal Intel chipset. 500 or 750 gigabytes are also in this device size hard disk memory installed.
The fastest Processors in the Test
Also in the 17-inch format available
the top model in the series with a combination of core i7 processor with 2.4 GHz, four gigabytes of memory, the Radeon HD 6770 M and a 750 GB hard drive is also available in a housing with a 17 inch display diagonal. All notebook of series to reach a battery up to seven hours. There is the new MacBook Pros at prices between 1.149 and 2.499 euro. (dd)