Some say that Destiny 2 doesn't like too much RAM, can't determine if that's true or not myself.
A Dxdiag report would be handy, upload it on a site like pastebin.com and then link it here.
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it does seem like it's my ram after looking at the crash dump, i probably need to tune it a bit. thanks for the attention! https://pastebin.com/UigYWFiq