Pls Help me choose b/w these Laptops.

1st Laptop HP G6 -2303TX

Conf.

Processor Name Core i5

Variant 3230M

Screen Size 15.6 Inch

Resolution 1366 x 768 Pixel
Screen Type HD LED Backlit Widescreen BrightView Display
Hard Disk Capacity 500 GB
RAM 4 GB DDR3
Operating System DOS
Dedicated Graphics Memory Type DDR3
Dedicated Graphics Memory Capacity 1 GB
Graphic Processor AMD Mobility Radeon HD 7670M

Link ( http/www.snapdeal.com/search?keyword=hp+probook+4530s&santizedKeyword=&catId=&categoryId=21&suggested=true&vertical=p&noOfResults=20&clickSrc=suggested&lastKeyword=&prodCatId=&changeBackToAll=false&foundInAll=false&categoryIdSearched=&cityPageUrl=&url=&utmContent=&catalogID=&dealDetail= )

2nd HP 4530s

Conf.

Processor Core i5 (2nd Generation)
Variant 2430M
System Memory 2 GB DDR3
HDD Capacity 500 GB
Operating System Free DOS
Screen Size 15.6 inch
Resolution 1366 x 768 Pixel
Screen Type HD LED Anti Glare Display
Dedicated Graphics Memory Type DDR5
Dedicated Graphics Memory Capacity 1 GB
Graphic Processor AMD Radeon HD 7470M

Link ( http/www.flipkart.com/hp-4530s-probook-2nd-gen-ci5-2gb-500gb-dos-1gb-graph/p/itmd9vsr7vkqn57g?pid=COMD9VRRCXGBHR8S&ref=0d9f0be7-6049-4db5-bb26-dd5558c1d614 )

So The question Is Which One to Buy from I5 3rd Gen and i5 2nd gen and
1 GB DDR3 GMemory Vs 1 GB DDR5 Memory I will be most in gaming and then Internet Surfing.

and last One What is anodisized aluminium .Thanks

EDIT: oh, i will use both of them With 8GB of memory.