Not sure if trolling... Read up on computer hardware now; being good with computers will help you in the future. The 550ti is a decent card - I have a friend who plays bf3 with one. I have a 560ti and it does ok. The game's engine could use some work, but if you are looking for an upgrade the 550ti is a decent choice. but:
**you need to make sure any card you buy will be compatible with your motherboard.**