i7 cloan PC VS. iMac 2012 27" ?

Hello guys.

Im so confused what to buy.

here's my option 1:

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Intel i7 – 3770k

ASUS P8Z77-I DELUXE/WD (built in bluetooth/ wifi/WiDi )

16GB DDR3 ram

1TB HDD

Bluray burner

Samsung 27" series 9 3D monitor

***no dedicated VGA

it'll cost me almost $1950 (including everything else)

2nd option

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iMac 27" (latest 2012)

3.2GHz quad-core Intel Core i5

8GB RAM

NVIDIA GeForce GTX 675MX with 1GB

***basically 4th iMac option in apple website without any upgrade

cost me $2199

wht I actually do with a PC ??

-browse internet

-watch bluray

- web coding/photoshop/flash

-casual gamer (hitman 5, COB type games)

So which one shud I get ??

plzzz help me decide...better if u also tell me why :D