I have been asked this question many times and often find that people cheaped out on their memory modules when building a ryzen system. So here are some basics to consider.
Based on this list of Nvidia Geforce RTX supported games, would you buy it if it was a console?
Current Build:
AMD R7 1800X: http://amzn.to/2mXgGLX
Biostar X370GT7: http://bit.ly/2lQZCaV
GSKILL Trident Z 2800MHz 32GB: http://amzn.to/2ntld5y
Corsair H110i GT: http://amzn.to/2mgaUBL
Titan XP: http://amzn.to/2njg1So
Corsair AX860i: http://amzn.to/2mXviLv
OCZ RD400 256GB: http://amzn.to/2mXu96R
Seagate 4TB: http://amzn.to/2mPOb2s
Thermaltake Core P5: http://amzn.to/2njrstu
El Gato Game Capture HD60: http://amzn.to/2nj8Rhf
Twitter
https://twitter.com/SonOfATech
Facebook
https://www.facebook.com/Son-Of-A-Tech
Instagram
https://www.instagram.com/sonofatech/
...
https://www.youtube.com/watch?v=4MF-tFs4F0A