It says the NVIDIA GeForce 6200 series video card is supported, but not the NVIDIA GeForce 6100. It is doubtful it will work.
It stated the recommended video card is a NVIDIA GeForce 6800 series, or higher video card. A video card that is better than the NVIDIA GeForce 6800 is likely only around $45.
What motherboard do you have? We could help you find a video card that would work.