laparastyapa@laparastyapa-Aspire-V3-571G:~$ lspci -k | egrep "3D|VGA" -A2
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09)
Subsystem: Acer Incorporated [ALI] Device 0647
Kernel driver in use: i915
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01:00.0 VGA compatible controller: NVIDIA Corporation GK107M [GeForce GT 640M] (rev ff)
Kernel driver in use: nvidia
02:00.0 Ethernet controller: Broadcom Corporation NetLink BCM57785 Gigabit Ethernet PCIe (rev 10)
laparastyapa@laparastyapa-Aspire-V3-571G:~$