The graphics card is usually installed on the top PCI interface. In the product picture from the side you can see where a card is installed. Please note that there may be deviations in the pictures and that they do not show the actual installed graphics card.
Here is more information on this subject:
Type of working memory/running memory: DDR4
RAM frequency: 3200 MHz
Maximum usable memory: 128 GB
Number of RAM slots: 4
Number of available RAM slots: 2
Integrated RAM: 16 GB
Unfortunately our supplier is not able to provide us with this information, I am sorry. ): According to our product experts, this product is no longer in stock.