ACER ASPIRE v3-551g-x419 VS ASUS R500VJ-MS51[Gaming]

Hello Tom's Hardware, I have read about these following laptops :

The ACER Aspire V3-551G-X419, and the ASUS R500VJ-MS51

I'd like to use it for gaming usage. Such as TF2, Garry's Mod, Amnesia, Don't Starve, Portal 2, Combat Arms, Minecraft and more.

Tell me, TH, which one would have the best FPS for the games i've listed above?

Here are the ACER Aspire V3-551G-X419 specs.

Operating System: Windows 8, 64-bit version
Processor: AMD A10-4600M quad-core accelerated processor (2.3GHz/3.4GHz w/ TurboCORE)
Memory: 6GB DDR3 memory
Storage: 750GB hard drive
Display: 15.6" HD widescreen CineCrystal™ LCD display (1366 x 768)
Graphics: AMD Radeon™ HD 7660G + 7670M Dual Graphics w/ 2GB dedicated memory, AMD A70M Fusion™ chipset

HEre are the ASUS R500VJ-MS51 specs :

CPU: Intel Core i5-3230M
DISPLAY: 15.6" HD WIDESCREEN LED-BACKLIT LCD DISPLAY (1366 X 768)
OS : Microsoft Windows 8 (64-bit)
RAM : 6GB DDR3-1600 RAM
STORAGE : 1TB 5,400RPM Hard Drive
GPU : NVIDIA GeForce GT 635M(2GB DEDICATED MEMORY)
10/100/100 NETWORK

Here are the links for these two:

ACER ASPIRE V3-551G-X419
ASUS R500VJ-MS51

Which one should i pick? Is there something better i can get at this $549 price?

Thanks.

p.s, i've heard source games are pretty damn CPU intensive, which one of these two has the better CPU?