Drazkers, Thanks for the information. Is there any benefit to using a single card? I'm looking at the AJA Corvid 88. I've done some testing with a Blackmagic Decklink Quad 2 in an external Sonnet enclosure connected via Thunderbolt 3 (Mac). I'm ingesting video in one input, resizing it, positioning ...

I'm looking to put together a system that can ingest (4) 1080p video feeds via HDSDI and output (1) 4k 12G SDI and (3) 1080p on HDSDI. Latency on that video input is a big deal. It will be live in the venue, so delayed video will get ugly fast. I would like to stay in the pro video world, so HDMI an...