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Placa de video Intel Mobile 4 e performance



Pessoal,

Tenho um Latitude E6400, tudo funciona aparentemente bem, mas o video está me 
confundindo, pois parece funcionar bem mas não funciona.

Veja qual é minha placa:
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset 
Integrated Graphics Controller (rev 07) (prog-if 00 [VGA controller])
        Subsystem: Dell Device 0233
        Flags: bus master, fast devsel, latency 0, IRQ 16
        Memory at f6c00000 (64-bit, non-prefetchable) [size=4M]
        Memory at e0000000 (64-bit, prefetchable) [size=256M]
        I/O ports at ef98 [size=8]
        Capabilities: [90] Message Signalled Interrupts: Mask- 64bit- 
Queue=0/0 Enable-
        Capabilities: [d0] Power Management version 3

Sei que não é uma "brastemp" mas acho que é uma placa razoável.

Veja as informações do glxinfo:

mobilix:/home/ronaldo# glxinfo
name of display: :0.0
display: :0  screen: 0
direct rendering: Yes
server glx vendor string: SGI
server glx version string: 1.2
server glx extensions:
    GLX_ARB_multisample, GLX_EXT_import_context, GLX_EXT_texture_from_pixmap,
    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_copy_sub_buffer,
    GLX_OML_swap_method, GLX_SGI_make_current_read, GLX_SGI_swap_control,
    GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_visual_select_group
client glx vendor string: SGI
client glx version string: 1.4
client glx extensions:
    GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_allocate_memory,
    GLX_MESA_copy_sub_buffer, GLX_MESA_swap_control,
    GLX_MESA_swap_frame_usage, GLX_OML_swap_method, GLX_OML_sync_control,
    GLX_SGI_make_current_read, GLX_SGI_swap_control, GLX_SGI_video_sync,
    GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_pbuffer,
    GLX_SGIX_visual_select_group, GLX_EXT_texture_from_pixmap
GLX version: 1.2
GLX extensions:
    GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
    GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_copy_sub_buffer,
    GLX_MESA_swap_control, GLX_MESA_swap_frame_usage, GLX_OML_swap_method,
    GLX_SGI_make_current_read, GLX_SGI_swap_control, GLX_SGI_video_sync,
    GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_visual_select_group
OpenGL vendor string: Tungsten Graphics, Inc
OpenGL renderer string: Mesa DRI Mobile Intel® GM45 Express Chipset 4.1.3002 
x86/MMX/SSE2
OpenGL version string: 1.4 Mesa 7.0.4
OpenGL extensions:
    GL_ARB_depth_texture, GL_ARB_draw_buffers, GL_ARB_fragment_program,
    GL_ARB_fragment_shader, GL_ARB_imaging, GL_ARB_multisample,
    GL_ARB_multitexture, GL_ARB_point_parameters, GL_ARB_point_sprite,
    GL_ARB_shader_objects, GL_ARB_shading_language_100,
    GL_ARB_shading_language_120, GL_ARB_shadow, GL_ARB_texture_border_clamp,
    GL_ARB_texture_compression, GL_ARB_texture_cube_map,
    GL_ARB_texture_env_add, GL_ARB_texture_env_combine,
    GL_ARB_texture_env_crossbar, GL_ARB_texture_env_dot3,
    GL_ARB_texture_mirrored_repeat, GL_ARB_texture_non_power_of_two,
    GL_ARB_texture_rectangle, GL_ARB_transpose_matrix,
    GL_ARB_vertex_buffer_object, GL_ARB_vertex_program, GL_ARB_vertex_shader,
    GL_ARB_window_pos, GL_EXT_abgr, GL_EXT_bgra, GL_EXT_blend_color,
    GL_EXT_blend_equation_separate, GL_EXT_blend_func_separate,
    GL_EXT_blend_logic_op, GL_EXT_blend_minmax, GL_EXT_blend_subtract,
    GL_EXT_clip_volume_hint, GL_EXT_cull_vertex, GL_EXT_compiled_vertex_array,
    GL_EXT_convolution, GL_EXT_copy_texture, GL_EXT_draw_range_elements,
    GL_EXT_fog_coord, GL_EXT_histogram, GL_EXT_multi_draw_arrays,
    GL_EXT_packed_pixels, GL_EXT_point_parameters, GL_EXT_polygon_offset,
    GL_EXT_rescale_normal, GL_EXT_secondary_color,
    GL_EXT_separate_specular_color, GL_EXT_shadow_funcs, GL_EXT_stencil_wrap,
    GL_EXT_subtexture, GL_EXT_texture, GL_EXT_texture3D,
    GL_EXT_texture_edge_clamp, GL_EXT_texture_env_add,
    GL_EXT_texture_env_combine, GL_EXT_texture_env_dot3,
    GL_EXT_texture_filter_anisotropic, GL_EXT_texture_lod_bias,
    GL_EXT_texture_object, GL_EXT_texture_rectangle, GL_EXT_texture_sRGB,
    GL_EXT_vertex_array, GL_3DFX_texture_compression_FXT1,
    GL_APPLE_client_storage, GL_APPLE_packed_pixels,
    GL_ATI_blend_equation_separate, GL_ATI_separate_stencil,
    GL_IBM_rasterpos_clip, GL_IBM_texture_mirrored_repeat,
    GL_INGR_blend_func_separate, GL_MESA_pack_invert, GL_MESA_ycbcr_texture,
    GL_MESA_window_pos, GL_NV_blend_square, GL_NV_light_max_exponent,
    GL_NV_point_sprite, GL_NV_texture_rectangle, GL_NV_texgen_reflection,
    GL_OES_read_format, GL_SGI_color_matrix, GL_SGI_color_table,
    GL_SGIS_generate_mipmap, GL_SGIS_texture_border_clamp,
    GL_SGIS_texture_edge_clamp, GL_SGIS_texture_lod, GL_SGIX_depth_texture,
    GL_SUN_multi_draw_arrays

   visual  x  bf lv rg d st colorbuffer ax dp st accumbuffer  ms  cav
 id dep cl sp sz l  ci b ro  r  g  b  a bf th cl  r  g  b  a ns b eat
----------------------------------------------------------------------
0x23 24 tc  0 32  0 r  y  .  8  8  8  8  0  0  0  0  0  0  0  0 0 None
0x24 24 tc  0 32  0 r  .  .  8  8  8  8  0  0  0  0  0  0  0  0 0 None
0x25 24 tc  0 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
0x26 24 tc  0 32  0 r  .  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
0x27 24 tc  0 32  0 r  y  .  8  8  8  8  0  0  0 16 16 16 16  0 0 Slow
0x28 24 tc  0 32  0 r  .  .  8  8  8  8  0  0  0 16 16 16 16  0 0 Slow
0x29 24 tc  0 32  0 r  y  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
0x2a 24 tc  0 32  0 r  .  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
0x2b 24 dc  0 32  0 r  y  .  8  8  8  8  0  0  0  0  0  0  0  0 0 None
0x2c 24 dc  0 32  0 r  .  .  8  8  8  8  0  0  0  0  0  0  0  0 0 None
0x2d 24 dc  0 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
0x2e 24 dc  0 32  0 r  .  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
0x2f 24 dc  0 32  0 r  y  .  8  8  8  8  0  0  0 16 16 16 16  0 0 Slow
0x30 24 dc  0 32  0 r  .  .  8  8  8  8  0  0  0 16 16 16 16  0 0 Slow
0x31 24 dc  0 32  0 r  y  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
0x32 24 dc  0 32  0 r  .  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
0x67 32 tc  0 32  0 r  .  .  8  8  8  8  0  0  0  0  0  0  0  0 0 Ncon


Agora vejam o resultado do meu glxgears

mobilix:/home/ronaldo# glxgears
6201 frames in 5.0 seconds = 1240.086 FPS
6731 frames in 5.0 seconds = 1346.089 FPS
6732 frames in 5.0 seconds = 1346.223 FPS

Não parece muito ruim né, testei com uma nvidia gforce 9600GT 512mb em outro 
computador e o glxgears da cerca de 9300 FPS.

Mas o problema é que em algumas aplicações 3D parece funcionar mais ou menos, 
em outras fica muito lento e outra fica muito rápido (Unreal fica tão rápido 
que não da para jogar), outra as fonte ficam ilegíveis.

Será que alguem tem uma placa desta e pode me dizer se tem como melhorar a 
performance dela?

Algumas informações extras:

mobilix:/home/ronaldo# dpkg -l | grep xorg
ii  xorg                                  1:7.3+18
ii  xserver-xorg                          1:7.3+18
ii  xserver-xorg-core                     2:1.4.2-10
ii  xserver-xorg-input-all                1:7.3+18
ii  xserver-xorg-input-evdev              1:2.0.8-1
ii  xserver-xorg-input-kbd                1:1.3.1-1
ii  xserver-xorg-input-mouse              1:1.3.0-1
ii  xserver-xorg-input-synaptics          0.14.7~git20070706-3
ii  xserver-xorg-input-wacom              0.7.9.3-2
ii  xserver-xorg-video-fbdev              1:0.4.0-1
ii  xserver-xorg-video-intel              2:2.3.2-2+lenny6
ii  xserver-xorg-video-vesa               1:1.3.0-4
ii  xserver-xorg-video-vga                1:4.1.0-8

mobilix:/home/ronaldo# uname -a
Linux mobilix 2.6.26-1-686 #1 SMP Sat Jan 10 18:29:31 UTC 2009 i686 GNU/Linux

mobilix:/home/ronaldo# cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 23
model name      : Intel(R) Core(TM)2 Duo CPU     P8400  @ 2.26GHz
stepping        : 6
cpu MHz         : 2261.074
cache size      : 3072 KB
physical id     : 0
siblings        : 2
core id         : 0
cpu cores       : 2
apicid          : 0
initial apicid  : 0
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 10
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca 
cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm 
constant_tsc arch_perfmon pebs bts pni monitor ds_cpl vmx smx est tm2 ssse3 
cx16 xtpr sse4_1 lahf_lm
bogomips        : 4526.36
clflush size    : 64
power management:

processor       : 1
vendor_id       : GenuineIntel
cpu family      : 6
model           : 23
model name      : Intel(R) Core(TM)2 Duo CPU     P8400  @ 2.26GHz
stepping        : 6
cpu MHz         : 2261.074
cache size      : 3072 KB
physical id     : 0
siblings        : 2
core id         : 1
cpu cores       : 2
apicid          : 1
initial apicid  : 1
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 10
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca 
cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm 
constant_tsc arch_perfmon pebs bts pni monitor ds_cpl vmx smx est tm2 ssse3 
cx16 xtpr sse4_1 lahf_lm
bogomips        : 4521.97
clflush size    : 64
power management:

mobilix:/home/ronaldo# cat /etc/X11/xorg.conf

Section "InputDevice"
        Identifier      "Generic Keyboard"
        Driver          "kbd"
        Option          "XkbRules"      "xorg"
        Option          "XkbModel"      "abnt2"
        Option          "XkbLayout"     "br"
        Option          "XkbVariant"    "abnt2"
EndSection

Section "InputDevice"
        Identifier      "Configured Mouse"
        Driver          "synaptics"
        Option          "Device"                "/dev/psaux"
        Option          "Protocol"              "auto-dev"
        Option        "LeftEdge"              "120"
        Option        "RightEdge"             "830"
        Option        "TopEdge"               "120"
        Option        "BottomEdge"            "650"
        Option        "FingerLow"             "14"
        Option        "FingerHigh"            "15"
        Option        "MaxTapTime"            "180"
        Option        "MaxTapMove"            "110"
        Option        "EmulateMidButtonTime"  "75"
        Option        "VertScrollDelta"       "20"
        Option        "HorizScrollDelta"      "20"
        Option        "CornerCoasting"        "1"
        Option        "CoastingSpeed"         "3"
        Option        "MinSpeed"              "0.3"
        Option        "MaxSpeed"              "0.75"
        Option        "AccelFactor"           "0.015"
        Option        "EdgeMotionMinSpeed"    "200"
        Option        "EdgeMotionMaxSpeed"    "200"
        Option        "UpDownScrolling"       "1"
        Option        "CircularScrolling"     "1"
        Option        "CircScrollDelta"       "0.1"
        Option        "CircScrollTrigger"     "2"
EndSection


Section "Device"
        Identifier      "Configured Video Device"
        Driver          "intel"
        VideoRam        256000
        Option          "DPMS"
        Option          "DRI"
EndSection

Section "Monitor"
        Identifier      "Configured Monitor"
        Option          "DPMS"
        HorizSync       30.0 - 110.0
        VertRefresh     50.0 - 150.0
        DisplaySize     300 190
EndSection

Section "Screen"
        Identifier      "Default Screen"
        Monitor         "Configured Monitor"
        Device          "Configured Video Device"
        DefaultDepth    24
        SubSection "Display"
                Depth   16
                Modes   "1440x900" #"1280x800" "1024x768" "800x600" "640x480"
                Depth   24
                Modes   "1440x900" #"1280x800" "1024x768" "800x600" "640x480"
                Depth   32
                Modes   "1440x900" #"1280x800" "1024x768" "800x600" "640x480"
        EndSubSection
EndSection

Section "ServerLayout"
        Identifier      "Default Layout"
        Screen          "Default Screen"
        InputDevice     "Generic Keyboard"
        InputDevice     "Configured Mouse"
EndSection

Section "DRI"
        Mode    0666
EndSection


Valeu
Inte
Ronaldo
-- 
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--
> Prof. Ronaldo Reis Júnior
|  .''`. UNIMONTES/DBG/Lab. Ecologia Comportamental e Computacional
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| `. `'` CP: 126, CEP: 39401-089, Montes Claros - MG - Brasil
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