whether you are looking Best computer for graphic design 2011, the options below may help you
Mac Pro Desktop
The Mac line of computers is still widely preferred by most graphic designers. According to Apple, the latest Mac Pro features the all new quad-core Intel Xeon "Nehalen" processor which makes the job of a graphic designer much easier. Each processor has an integrated memory controller that allows the processors to have faster access to stored data in the computer's memory, with memory latency decreased by up to 40 percent.
Apple MacBook Pro MC725LL / A 17-Inch Laptop
It has high-performance AMD Radeon HD 6750M processor (with 1 GB of GDDR5 video memory) which makes editing graphics easier and clearer. It is powered by the Intel Core i7 quad-core processor (dubbed "Sandy Bridge").
Toshiba Qosmio Laptop
The Toshiba Qosimo is an affordable solution to your graphic design needs. It is powered by either the Intel Core i7 or i5 processor making it easier to create flawless graphics. It has a 6GB DDR3 1066MHz memory and a 1GB GDDR5 discrete graphics memory.
HP Pavilion Elite Desktop
The HP Pavilion Elite Desktop is an affordable computer. Memory ranges from 4GB up to 9GB which guarantees smooth and effortless run of the high-end graphics that you use.