with SUDO:
00:02.0 VGA compatible controller [0300]: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0116] (rev 09) (prog-if 00 [VGA controller])
	Subsystem: Samsung Electronics Co Ltd Device [144d:c0c1]
	Flags: bus master, fast devsel, latency 0, IRQ 25
	Memory at f6400000 (64-bit, non-prefetchable) [size=4M]
	Memory at d0000000 (64-bit, prefetchable) [size=256M]
	I/O ports at e000 [size=64]
	Expansion ROM at <unassigned> [disabled]
	Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
	Capabilities: [d0] Power Management version 2
	Capabilities: [a4] PCI Advanced Features
	Kernel driver in use: i915
--
01:00.0 3D controller [0302]: NVIDIA Corporation GF108M [GeForce GT 540M] [10de:0df4] (rev a1)
	Subsystem: Samsung Electronics Co Ltd Device [144d:c0c1]
	Flags: fast devsel, IRQ 16
	Memory at f5000000 (32-bit, non-prefetchable) [size=16M]
	Memory at e0000000 (64-bit, prefetchable) [size=256M]
	Memory at f0000000 (64-bit, prefetchable) [size=32M]
	I/O ports at d000 [size=128]
	[virtual] Expansion ROM at f6000000 [disabled] [size=512K]
	Capabilities: [60] Power Management version 3
	Capabilities: [68] MSI: Enable- Count=1/1 Maskable- 64bit+
	Capabilities: [78] Express Endpoint, MSI 00



Without SUDO:
00:02.0 VGA compatible controller [0300]: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0116] (rev 09) (prog-if 00 [VGA controller])
	Subsystem: Samsung Electronics Co Ltd Device [144d:c0c1]
	Flags: bus master, fast devsel, latency 0, IRQ 25
	Memory at f6400000 (64-bit, non-prefetchable) [size=4M]
	Memory at d0000000 (64-bit, prefetchable) [size=256M]
	I/O ports at e000 [size=64]
	Expansion ROM at <unassigned> [disabled]
	Capabilities: <access denied>
	Kernel driver in use: i915
	Kernel modules: i915

--
01:00.0 3D controller [0302]: NVIDIA Corporation GF108M [GeForce GT 540M] [10de:0df4] (rev a1)
	Subsystem: Samsung Electronics Co Ltd Device [144d:c0c1]
	Flags: fast devsel, IRQ 16
	Memory at f5000000 (32-bit, non-prefetchable) [size=16M]
	Memory at e0000000 (64-bit, prefetchable) [size=256M]
	Memory at f0000000 (64-bit, prefetchable) [size=32M]
	I/O ports at d000 [size=128]
	[virtual] Expansion ROM at f6000000 [disabled] [size=512K]
	Capabilities: <access denied>
	Kernel modules: nouveau, nvidia