Apologies if this is already posted.
Steam did not work from the Boutique install - I had to manually install
sudo apt install libnvidia-gl-435:i386
Now steam loads up fine. Here is the terminal output from running steam and then installing additional software
https://pastebin.com/X9BdPwKk
System Specs below
zebedee@mate-2950x:~$ inxi -Fz
System: Host: mate-2950x Kernel: 5.3.0-13-generic x86_64 bits: 64 Desktop: MATE 1.22.2 Distro: Ubuntu 19.10 (Eoan Ermine)
Machine: Type: Desktop System: PC Specialist product: Amd X399 Overclocked v: N/A serial:
Mobo: ASUSTeK model: PRIME X399-A v: Rev 1.xx serial: UEFI: American Megatrends v: 1002 date: 02/15/2019
CPU: Topology: 16-Core (2-Die) model: AMD Ryzen Threadripper 2950X bits: 64 type: MT MCP MCM L2 cache: 8192 KiB
Speed: 2198 MHz min/max: 2200/3750 MHz Core speeds (MHz): 1: 1996 2: 1925 3: 2196 4: 2196 5: 2131 6: 2130 7: 2216
8: 2128 9: 1969 10: 1934 11: 1936 12: 2103 13: 1925 14: 1925 15: 1925 16: 1925 17: 2245 18: 2196 19: 2196 20: 2196
21: 2196 22: 2110 23: 2195 24: 2232 25: 2196 26: 2113 27: 1925 28: 1925 29: 1925 30: 2245 31: 2196 32: 2196
Graphics: Device-1: NVIDIA TU102 [GeForce RTX 2080 Ti] driver: nvidia v: 435.21
Display: x11 server: X.Org 1.20.5 driver: nvidia resolution: 3840x2160~60Hz, 3840x2160~60Hz, 3440x1440~60Hz
OpenGL: renderer: GeForce RTX 2080 Ti/PCIe/SSE2 v: 4.6.0 NVIDIA 435.21
Audio: Device-1: Advanced Micro Devices [AMD] Family 17h HD Audio driver: snd_hda_intel
Device-2: NVIDIA TU102 High Definition Audio driver: snd_hda_intel
Device-3: Elgato Systems Cam Link 4K type: USB driver: hid-generic,snd-usb-audio,usbhid,uvcvideo
Device-4: Logitech USB3.0 Hub type: USB driver: hid-generic,snd-usb-audio,usbhid,uvcvideo
Device-5: C-Media Gaming Keyboard G910 type: USB driver: hid-generic,snd-usb-audio,usbhid
Sound Server: ALSA v: k5.3.0-13-generic
Network: Device-1: Intel I211 Gigabit Network driver: igb
IF: enp5s0 state: up speed: 1000 Mbps duplex: full mac:
Drives: Local Storage: total: 11.11 TiB used: 6.60 TiB (59.4%)
ID-1: /dev/nvme0n1 vendor: Samsung model: SSD 970 EVO Plus 1TB size: 931.51 GiB
ID-2: /dev/sda vendor: Mushkin model: MKNSSDRE1TB size: 931.51 GiB
ID-3: /dev/sdb type: USB vendor: Seagate model: Backup+ Hub BK size: 7.28 TiB
ID-4: /dev/sdc vendor: Samsung model: SSD 860 EVO 1TB size: 931.51 GiB
ID-5: /dev/sdd vendor: SanDisk model: Ultra II 960GB size: 894.25 GiB
ID-6: /dev/sde vendor: Samsung model: SSD 850 EVO 250GB size: 232.89 GiB
Partition: ID-1: / size: 97.93 GiB used: 12.54 GiB (12.8%) fs: ext4 dev: /dev/sda8
Sensors: System Temperatures: cpu: 36.1 C mobo: N/A gpu: nvidia temp: 44 C
Fan Speeds (RPM): cpu: 0 gpu: nvidia fan: 35%
Info: Processes: 516 Uptime: 18m Memory: 62.73 GiB used: 3.62 GiB (5.8%) Shell: bash inxi: 3.0.36
zebedee@mate-2950x:~$
Regards Zeb...