如何确定我在Ubuntu Linux台式机或者笔记本电脑系统上安装了哪种显卡？
有两种方法可以做到这一点。
最简单的方法是使用称为lspci的命令行实用程序。
它将显示有关系统中所有PCI总线以及与其连接的所有设备的信息。

lspci命令

打开一个终端并输入以下命令

$ lspci
$ lspci -v
$ lspci -v | grep -i vga
$ lspci -v | less

输出示例：

00:00.0 Host bridge: Intel Corporation Core Processor DMI (rev 11)
00:03.0 PCI bridge: Intel Corporation Core Processor PCI Express Root Port 1 (rev 11)
00:08.0 System peripheral: Intel Corporation Core Processor System Management Registers (rev 11)
00:08.1 System peripheral: Intel Corporation Core Processor Semaphore and Scratchpad Registers (rev 11)
00:08.2 System peripheral: Intel Corporation Core Processor System Control and Status Registers (rev 11)
00:08.3 System peripheral: Intel Corporation Core Processor Miscellaneous Registers (rev 11)
00:10.0 System peripheral: Intel Corporation Core Processor QPI Link (rev 11)
00:10.1 System peripheral: Intel Corporation Core Processor QPI Routing and Protocol Registers (rev 11)
00:1a.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 05)
00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 05)
00:1c.0 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 1 (rev 05)
00:1c.1 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 2 (rev 05)
00:1c.3 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 4 (rev 05)
00:1c.4 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 5 (rev 05)
00:1c.5 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 6 (rev 05)
00:1c.6 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 7 (rev 05)
00:1c.7 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express Root Port 8 (rev 05)
00:1d.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset USB2 Enhanced Host Controller (rev 05)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev a5)
00:1f.0 ISA bridge: Intel Corporation Mobile 5 Series Chipset LPC Interface Controller (rev 05)
00:1f.2 SATA controller: Intel Corporation 5 Series/3400 Series Chipset 6 port SATA AHCI Controller (rev 05)
00:1f.3 SMBus: Intel Corporation 5 Series/3400 Series Chipset SMBus Controller (rev 05)
01:00.0 VGA compatible controller: nVidia Corporation G92 [Quadro FX 2800M] (rev a2)
03:01.0 CardBus bridge: Texas Instruments PCIxx12 Cardbus Controller
03:01.1 FireWire (IEEE 1394): Texas Instruments PCIxx12 OHCI Compliant IEEE 1394 Host Controller
03:01.2 Mass storage controller: Texas Instruments 5-in-1 Multimedia Card Reader (SD/MMC/MS/MS PRO/xD)
03:01.3 SD Host controller: Texas Instruments PCIxx12 SDA Standard Compliant SD Host Controller
09:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5761e Gigabit Ethernet PCIe (rev 10)
0c:00.0 Network controller: Intel Corporation Ultimate N WiFi Link 5300

您需要在关于输出列表中找到VGA关键字。

/var/log/Xorg.0.log

通过查看/var/log/Xorg.0.log文件本身，可以找到有关显示器和图形卡的更多信息：

$ less /var/log/Xorg.0.log
$ grep -i nvidia /var/log/Xorg.0.log

输出示例：

(--) PCI:*(0:1:0:0) 10de:061d:1028:02ef nVidia Corporation G92 [Quadro FX 2800M] rev 162, Mem @ 0xf5000000/16777216, 0xe0000000/268435456, 0xf2000000/33554432, I/O @ 0x0000df00/128, BIOS @ 0x????????/131072
(II) Module glx: vendor="NVIDIA Corporation"
(II) NVIDIA GLX Module  260.19.12  Fri Oct  8 13:49:01 PDT 2010
(II) LoadModule: "nvidia"
(II) Loading /usr/lib/xorg/modules/drivers/nvidia_drv.so
(II) Module nvidia: vendor="NVIDIA Corporation"
(II) NVIDIA dlloader X Driver  260.19.12  Fri Oct  8 13:24:43 PDT 2010
(II) NVIDIA Unified Driver for all Supported NVIDIA GPUs
(**) NVIDIA(0): Depth 24, (--) framebuffer bpp 32
(==) NVIDIA(0): RGB weight 888
(==) NVIDIA(0): Default visual is TrueColor
(==) NVIDIA(0): Using gamma correction (1.0, 1.0, 1.0)
(**) NVIDIA(0): Option "TwinView" "1"
(**) NVIDIA(0): Option "MetaModes" "DFP-0: nvidia-auto-select +0+0, DFP-1: nvidia-auto-select +0+0"
(**) NVIDIA(0): Option "TwinViewXineramaInfoOrder" "DFP-1"
(**) Nov 08 19:48:21 NVIDIA(0): Enabling RENDER acceleration
(II) Nov 08 19:48:21 NVIDIA(0): Support for GLX with the Damage and Composite X extensions is
(II) Nov 08 19:48:21 NVIDIA(0):     enabled.
(II) Nov 08 19:48:23 NVIDIA(0): NVIDIA GPU Quadro FX 2800M (G92GL) at PCI:1:0:0 (GPU-0)
(--) Nov 08 19:48:23 NVIDIA(0): Memory: 1048576 kBytes
(--) Nov 08 19:48:23 NVIDIA(0): VideoBIOS: 62.92.a2.00.09
(II) Nov 08 19:48:23 NVIDIA(0): Detected PCI Express Link width: 16X
(--) Nov 08 19:48:23 NVIDIA(0): Interlaced video modes are supported on this GPU
(--) Nov 08 19:48:23 NVIDIA(0): Connected display device(s) on Quadro FX 2800M at PCI:1:0:0
(--) Nov 08 19:48:23 NVIDIA(0):     Seiko/Epson (DFP-0)
(--) Nov 08 19:48:23 NVIDIA(0):     DELL 2707WFP (DFP-1)
(--) Nov 08 19:48:23 NVIDIA(0): Seiko/Epson (DFP-0): 330.0 MHz maximum pixel clock
(--) Nov 08 19:48:23 NVIDIA(0): Seiko/Epson (DFP-0): Internal Dual Link LVDS
(--) Nov 08 19:48:23 NVIDIA(0): DELL 2707WFP (DFP-1): 165.0 MHz maximum pixel clock
(--) Nov 08 19:48:23 NVIDIA(0): DELL 2707WFP (DFP-1): External Single Link TMDS
(**) Nov 08 19:48:23 NVIDIA(0): TwinView enabled
(II) Nov 08 19:48:23 NVIDIA(0): Display Devices found referenced in MetaMode: DFP-0, DFP-1
(II) Nov 08 19:48:23 NVIDIA(0): Assigned Display Devices: DFP-0, DFP-1
(II) Nov 08 19:48:23 NVIDIA(0): Validated modes:
(II) Nov 08 19:48:23 NVIDIA(0):    
(II) Nov 08 19:48:23 NVIDIA(0):     "DFP-0:nvidia-auto-select+0+0,DFP-1:nvidia-auto-select+0+0"
(II) Nov 08 19:48:23 NVIDIA(0): Virtual screen size determined to be 1920 x 1200
(--) Nov 08 19:48:24 NVIDIA(0): DPI set to (131, 132); computed from "UseEdidDpi" X config
(--) Nov 08 19:48:24 NVIDIA(0):     option
(WW) Nov 08 19:48:24 NVIDIA(0): UBB is incompatible with the Composite extension.  Disabling
(WW) Nov 08 19:48:24 NVIDIA(0):     UBB.
(==) Nov 08 19:48:24 NVIDIA(0): Enabling 32-bit ARGB GLX visuals.
(II) Nov 08 19:48:24 NVIDIA: Using 768.00 MB of virtual memory for indirect memory access.
(II) Nov 08 19:48:24 NVIDIA(0): Initialized GPU GART.
(II) Nov 08 19:48:24 NVIDIA(0): ACPI display change hotkey events enabled: the X server is new
(II) Nov 08 19:48:24 NVIDIA(0):     enough to receive ACPI hotkey events.
(II) Nov 08 19:48:24 NVIDIA(0): ACPI brightness change hotkey events enabled.
(II) Nov 08 19:48:24 NVIDIA(0): Setting mode
(II) Nov 08 19:48:24 NVIDIA(0):     "DFP-0:nvidia-auto-select+0+0,DFP-1:nvidia-auto-select+0+0"
(II) Nov 08 19:48:25 NVIDIA(0): Initialized OpenGL Acceleration
(==) NVIDIA(0): Disabling shared memory pixmaps
(II) Nov 08 19:48:25 NVIDIA(0): Initialized X Rendering Acceleration
(==) NVIDIA(0): Backing store disabled
(==) NVIDIA(0): Silken mouse enabled
(**) NVIDIA(0): DPMS enabled