The 9700 has 2 SODIMM slots so to go to either 32GB or 64GB, you will have to buy a kit of 2 RAM modules and remove the existing RAM modules. You need DDR4 2933 RAM modules and any Quality PC shop can do the upgrade. The specs for the 9700 are listed here. One more suggestion. The most compatible RAM for Dell can be found at Crucial. The page for a RAM upgrade for your system can be found here.
I want to upgrade my 16 GB RAM XPS 7900 17" to 32 or 64 GB RAM - KRVFX DIMM,8GB,3200,1RX16,16,DDR4,NS 2, Intel(R) Core(TM) i7-10875H CPU @ 2.30GHz 2.30 GHz 1. Do i order 2X16 for upgrade to 32GB and remove the existing ram? What would be my best approach here? What specs do I need to look out for in buying ram? 2. If I go to 64GB ram, would I need to upgrade other components to support? 3. Would love to have a professional install it, any chance Dell offers those services in major cities?
XPS 9700 17 RAM Upgrade