Buying a laptop for graphic

[boooobba]

Hello,
i wanna buy a alaptop for graphic.....which of these laps suit me plzzzz?

Dell Inspiron N5110
Processor: Intel® Core™ i5-2450M (2.5GHz/3MB), Ram: 4GB DDR3, H.D: 500 GB 5400 rpm, VGA: NVIDIA® GeForce® GT 525 1GB , Screen: 15.6

Dell Inspiron 5520
Intel Core i5-3210M 2.5GHz/3M, 4G DDR3 RAM, 500G HD, DVD+/-RW drive, 15.6" HD WLED TrueLife screen with cam, AMD Radeon™ HD 7670M DDR3 1GB,

Dell Inspiron N4050
Processor : Intel Core i5-2450M ,Memory : 4 GB ,Video Graphics : AMD Radeon HD 7650M 1 GB ,Hard Disk : 500 GB ,OS : WIN 7 64 bit ,Warranty

Dell Inspiron 3521
Processor: Intel® Core™ i5-3317U 2.60 GHz, Ram: 4GB DDR3, HDD: 500GB SATA, VGA: 1GB Graphics, Screen: 15.6 Inch

 

[boooobba]

any help plzzzz