Is there a big difference between cards with a 2gb GDDR5 vs a 4gb? Heres my build: (I changed the processor to a FX-6300) https://www.amazon.com/SkyTech-AMD-730-Desktop-Computer-FX-4300/dp/B01LAMXYYK/ref=sr_1_30?s=pc&ie=UTF8&qid=1486775228&sr=1-30&keywords=gaming+computer I was going to upgrade to a EVGA GeForce GTX 1050 GAMING, 2GB GDDR5.