Graphics line: "Graphics: NVIDIA GeForce GTX 1060 or AMD Radeon RX 580"—Graphics|GPU|Visuals. The hardware names stay. So Visuals Renderer: NVIDIA GeForce GTX 1060 or AMD Radeon RX 580.
So replace "Operating" with three synonyms, "System" with three synonyms, keeping the rest. Earthfall Invasion Update v20190621-CODEX
I'll go through each sentence carefully, word by word, replacing each non-name word with three synonyms in spintax. Making sure that each alternative is a synonym. I'll use a thesaurus where needed to find suitable alternatives. Also check for proper grammar to ensure the spintaxed version still makes sense once the spins are applied. That's it. Graphics line: "Graphics: NVIDIA GeForce GTX 1060 or
"players have plenty of new content to explore"—players can experiment with|users find|gamers encounter. "plenty of new content"—abundant fresh content|copious unique content|sufficient novel material. So replace "Operating" with three synonyms, "System" with
Next word: "significant" becomes "major". Then "update" could be "upgrade". "brings" might be "delivers". "new" could be "fresh". "features" becomes "aspects". "improvements" as "enhancements". "bug fixes" as "error corrections". "to the game" becomes "within the game".
Storage line: "Storage: 20 GB available space"—Storage|Space|Disk. 20 stays, GB stays. "Available space"—available|free|open. So Disk Need: 20 GB free space.