Graphics Card For Video Surveillance - Recommendations?

Which is recommended graphics card for CCTV aplications H.264 encoding, keeping in mind price factor

You want to encode video with a graphics card OR decode video to display on a monitor?

Please clarify. Typically graphics cards in surveillance systems are using to decode video.

Oops, that's right it's "decode" video to monitor, prefers graphics card H.264 decoder

Any preferred models ?

In my experience, VMS manufacturers often provide a list of recommended graphics cards. That would probably be the best source for information.

The main issue I've found is that many VMS manufacturers often don't make that information freely obtainable. You often have to ask them for a list of supported or recommended client hardware.

any recommended models ?