Question 1

What type graphics ?

Accepted Answer

The video is the i5 built-in CPU graphics "HD 530".  Look at the Image Gallery photos of the back and the inside.  The expansion slots are PCIe-16, PCIe-4, PCIe-1, and PCI; and they are all empty: no graphics card is installed.  You can add a half-height PCIe-16 (generation 2.0) card if you want.

Question 2

What is maximum RAM this PC can be expanded to? What types of PCI slots does it have?

Accepted Answer

The Computer has 4 Sockets to install memory with each socket supporting up to 8 GB of PC3-10600/12800 DDR3 DIMM 240-Pin memory module for a maximum
of 32 GB. You will be discarding the already installed 4 GB.

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