AMD and Nvidia have both been trying to take the best of each other's products and make something new for a few years now, and as of today, Nvidia is the more dominant of the two. The reason for this is that Nvidia has the more robust architecture, which makes the products they create better than AMD's. What can Nvidia Quadro K620 do? The Quadro K620 is a dedicated graphics card based on the Kepler architecture, and features 384 CUDA cores, 16 MB of on-chip EFB memory and 1GB of GDDR5 graphics memory. This GPU is a great addition to the desktop, and is an upgrade from the previous Quadro K2200. Is Nvidia Quadro K620 worth it? Overall, the Quadro K620 is not the best choice. It's underpowered, overpriced, and underpowered. It's also not a great fit for the professional market, since it's not powerful enough to handle most tasks. Is Nvidia Quadro K620 worth buying? The Quadro K620 is not a good card, but it's not a bad card either. It's not powerful enough to handle most tasks, but it's not as underpowered as some of the other cards out there. If you're on a budget and don't need the best of the best, then the Quadro K620 is a good choice. See more details about nvidia quadro k620 in AliExpress Video Page.