ahoj
mám stejný počítač, právě sem z něj píšu! Mám debian 9.0 a normálně to funguje, drivery jsem tuším instaloval normálně z repozitářů contrib non-free, jestli ti ho to nevybere samo, musíš si nainstalovat i to bumblebee. Je mnohem přehlednější si ty balíčky naklikat v synaptic. Přidej si uživatele do skupiny bumblebee. Po instalaci driverů pak musíš restartovat počítač, spousta lidí dneska PC ani vůbec nevypíná, tak jen tak pro jistotu. Programy pak spouštíš takhle:
optirun nějakýProgram
Když to pouštíš bez toho optirunu, tak to samo vybere tu integrovanou grafiku na procesoru.
Tady jsou moje soubory z /etc/bumblebee, ty ti to vyrobí samo. Myslím, že jsem se tam, snad kromě té myšky, nijak nevrtal.
bumblebee.conf
# Configuration file for Bumblebee. Values should **not** be put between quotes
## Server options. Any change made in this section will need a server restart
# to take effect.
[bumblebeed]
# The secondary Xorg server DISPLAY number
VirtualDisplay=:8
# Should the unused Xorg server be kept running? Set this to true if waiting
# for X to be ready is too long and don't need power management at all.
KeepUnusedXServer=false
# The name of the Bumbleblee server group name (GID name)
ServerGroup=bumblebee
# Card power state at exit. Set to false if the card shoud be ON when Bumblebee
# server exits.
TurnCardOffAtExit=false
# The default behavior of '-f' option on optirun. If set to "true", '-f' will
# be ignored.
NoEcoModeOverride=false
# The Driver used by Bumblebee server. If this value is not set (or empty),
# auto-detection is performed. The available drivers are nvidia and nouveau
# (See also the driver-specific sections below)
Driver=nvidia
# Directory with a dummy config file to pass as a -configdir to secondary X
XorgConfDir=/etc/bumblebee/xorg.conf.d
# Xorg binary to run
XorgBinary=/usr/lib/xorg/Xorg
## Client options. Will take effect on the next optirun executed.
[optirun]
# Acceleration/ rendering bridge, possible values are auto, virtualgl and
# primus.
Bridge=auto
# The method used for VirtualGL to transport frames between X servers.
# Possible values are proxy, jpeg, rgb, xv and yuv.
VGLTransport=proxy
# List of paths which are searched for the primus libGL.so.1 when using
# the primus bridge
PrimusLibraryPath=/usr/lib/x86_64-linux-gnu/primus:/usr/lib/i386-linux-gnu/primus:/usr/lib/primus:/usr/lib32/primus
# Should the program run under optirun even if Bumblebee server or nvidia card
# is not available?
AllowFallbackToIGC=false
# Driver-specific settings are grouped under [driver-NAME]. The sections are
# parsed if the Driver setting in [bumblebeed] is set to NAME (or if auto-
# detection resolves to NAME).
# PMMethod: method to use for saving power by disabling the nvidia card, valid
# values are: auto - automatically detect which PM method to use
# bbswitch - new in BB 3, recommended if available
# switcheroo - vga_switcheroo method, use at your own risk
# none - disable PM completely
# https://github.com/Bumblebee-Project/Bumblebee/wiki/Comparison-of-PM-methods
## Section with nvidia driver specific options, only parsed if Driver=nvidia
[driver-nvidia]
# Module name to load, defaults to Driver if empty or unset
KernelDriver=nvidia-current
PMMethod=auto
# colon-separated path to the nvidia libraries
LibraryPath=/usr/lib/x86_64-linux-gnu/nvidia:/usr/lib/i386-linux-gnu/nvidia:/usr/lib/nvidia
# comma-separated path of the directory containing nvidia_drv.so and the
# default Xorg modules path
XorgModulePath=/usr/lib/nvidia/nvidia,/usr/lib/xorg/modules
XorgConfFile=/etc/bumblebee/xorg.conf.nvidia
## Section with nouveau driver specific options, only parsed if Driver=nouveau
[driver-nouveau]
KernelDriver=nouveau
PMMethod=auto
XorgConfFile=/etc/bumblebee/xorg.conf.nouveau
xorg.conf.nouveau
Section "ServerLayout"
Identifier "Layout0"
Option "AutoAddDevices" "false"
Option "AutoAddGPU" "false"
EndSection
Section "Device"
Identifier "DiscreteNvidia"
Driver "nouveau"
# If the X server does not automatically detect your VGA device,
# you can manually set it here.
# To get the BusID prop, run `lspci | egrep 'VGA|3D'` and input the data
# as you see in the commented example.
# This Setting is needed on Ubuntu 13.04.
# BusID "PCI:01:00:0"
EndSection
xorg.conf.nvidia
Section "ServerLayout"
Identifier "Layout0"
Option "AutoAddDevices" "false"
Option "AutoAddGPU" "false"
EndSection
#fix 28.12.2016 pro 'failed to load module mouse'
Section "Screen"
Identifier "Default Screen"
Device "DiscreteNvidia"
EndSection
Section "Device"
Identifier "DiscreteNvidia"
Driver "nvidia"
VendorName "NVIDIA Corporation"
# If the X server does not automatically detect your VGA device,
# you can manually set it here.
# To get the BusID prop, run `lspci | egrep 'VGA|3D'` and input the data
# as you see in the commented example.
# This Setting may be needed in some platforms with more than one
# nvidia card, which may confuse the proprietary driver (e.g.,
# trying to take ownership of the wrong device). Also needed on Ubuntu 13.04.
BusID "PCI:01:00:0"
# Setting ProbeAllGpus to false prevents the new proprietary driver
# instance spawned to try to control the integrated graphics card,
# which is already being managed outside bumblebee.
# This option doesn't hurt and it is required on platforms running
# more than one nvidia graphics card with the proprietary driver.
# (E.g. Macbook Pro pre-2010 with nVidia 9400M + 9600M GT).
# If this option is not set, the new Xorg may blacken the screen and
# render it unusable (unless you have some way to run killall Xorg).
Option "ProbeAllGpus" "false"
Option "NoLogo" "true"
Option "UseEDID" "false"
Option "UseDisplayDevice" "none"
EndSection
Jinak pod sedmičkama mi to taky normálně jezdilo, drivery jsem instaloval z cédéčka co k tomu bylo daný, jestli ho někde vyhrabeš, tak to vyzkoušej. Možná by mohla být odchylka v tom, že jsem si koupil verzi bez předinstalovaného OS, že tam Billovi lidé z Remondu napchali do OEM nějaké kurvítko. Ještě upozornění, pod sedmičkama je touchpad skoro nepoužitelný, driver na cédéčku podporoval minimálně jenom wirus 8.1, tuším. Pod linuxem samozřejmě touchpad funguje normálně

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PS:
Jinak kdybys chtěl pod linuxem rozjet i CUDA, tak ta verze z repozitářů sice funguje, ty ukázkový programy od nvidie s tím jdou zkompilovat, jen to nedá knihovny do LD_LIBRARY_PATH a podobě, takže se mi zatím ještě nepodařilo s tím rozhodit třeba tensorflow. Ten neural network toolkit od nvidie ale asi stejně bude chtít nainstalovanou verzi z jejich stránek, nevím, tak daleko jsem už neměl trpělivost/čas dojít. Kdybyste s tím někdo hnul, dejte vědět!