WHich is better for Multi-tasking & MMOG gaming?

[koneko-chan]

I would like something around $500. Don't mind adding things like ram in the future. THanks.

Contestant #1: http/www.bestbuy.com/site/Asus - 15.6" Laptop - 8GB Memory - 750GB Hard Drive - IMR Matte Dark Brown Suit/5396361.p?id=1218642239510&skuId=5396361&fb_source=message

Contestant #2:
http/www.amazon.com/Toshiba-Satellite-L755D-S5160-15-6-Inch-Aluminum/dp/B006GTD0SS/ref=sr_1_22?m=ATVPDKIKX0DER&s=pc&ie=UTF8&qid=1340842217&sr=1-22&fb_source=message

 

[oxford373]

those laptops have A8-3520m and they are cheaper
acer http/www.amazon.com/Acer-Aspire-AS5560-8480-15-6-Inch-Laptop/dp/B006LWUPJC/ref=sr_1_1?s=electronics&ie=UTF8&qid=1341374200&sr=1-1&keywords=a8+3520m
another acer http/www.amazon.com/Acer-AS5560-8225-Notebook-A8-3520M-DVD-Writer/dp/B0085XFL3U/ref=sr_1_20?s=electronics&ie=UTF8&qid=1341374200&sr=1-20&keywords=a8+3520m
hp http/www.amazon.com/HP-Pavilion-g6z-Notebook-A8-3520M/dp/B00724XZWW/ref=sr_1_4?s=electronics&ie=UTF8&qid=1341374200&sr=1-4&keywords=a8+3520m