Likely none? I believe they just don't give graphics out to non-x86 servers. If you mean GPU as in SIMD processor, I believe this is supposed to have it in forms of massive SIMD capabilities on CPU itself.
These things feel like, if they have any video output, it would be a single VGA port for if you REALLY need to get a signal from it.
These things feel like, if they have any video output, it would be a single VGA port for if you REALLY need to get a signal from it.