Dell guaranteed that I my graphics card would be compatible at any time I could get my money back and they would help me install it. I called them, and they told me to call the manufacturer. they told me It was bad. I paid 20$ to send it back and then they told me I need drivers. So I bought driver, then they told me I needed a 300W power source and my computer was only 250W and was incompatible. 21 days is not enough to find drivers and get all this technical support when dell lied and said they would help me. any help would be nice. read full review »