Whats the Difference? (ASUS G750SX)

[Wreckoniing]

Is there a difference between the two?

http://www.scorptec.com.au/computer/51862-g750jx-t4219h

http://www.scorptec.com.au/computer/50379-g750jx-t4134h

 

[Ectorr]

ASUS G750JX-T4219H has better built in audio + 0,2 Ghz on stock cpu clock. So thats the better option.