Hi there, I have the following system # lspci 00:00.0 Host bridge: Intel Corporation 82Q35 Express DRAM Controller (rev 02) 00:02.0 VGA compatible controller: Intel Corporation 82Q35 Express Integrated Graphics Controller (rev 02) 00:02.1 Display controller: Intel Corporation 82Q35 Express Integrated Graphics Controller (rev 02) 00:03.0 Communication controller: Intel Corporation 82Q35 Express MEI Controller (rev 02) 00:03.2 IDE interface: Intel Corporation 82Q35 Express PT IDER Controller (rev 02) 00:03.3 Serial controller: Intel Corporation 82Q35 Express Serial KT Controller (rev 02) 00:19.0 Ethernet controller: Intel Corporation 82566DM-2 Gigabit Network Connection (rev 02) 00:1a.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 (rev 02) 00:1a.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 (rev 02) 00:1a.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 (rev 02) 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) 00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 (rev 02) 00:1d.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 02) 00:1d.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 02) 00:1d.2 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 (rev 02) 00:1d.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 02) 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 92) 00:1f.0 ISA bridge: Intel Corporation 82801IO (ICH9DO) LPC Interface Controller (rev 02) 00:1f.2 SATA controller: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) 6 port SATA AHCI Controller (rev 02) 00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller (rev 02)
$ glxinfo | grep direct Failed to initialize TTM buffer manager. Falling back to classic. direct rendering: Yes $ uname -a Linux localhost 2.6.27-sabayon #1 SMP Sat Dec 20 16:16:56 UTC 2008 i686 Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz GenuineIntel GNU/Linux $ glxgears Failed to initialize TTM buffer manager. Falling back to classic. 300 frames in 5.0 seconds = 59.884 FPS 299 frames in 5.0 seconds = 59.621 FPS 300 frames in 5.0 seconds = 59.818 FPS And here is my xorg.conf part: Section "Module" SubSection "extmod" Option "omit xfree86-dga" EndSubSection Load "i2c" Load "ddc" Load "vbe" Load "dri" Load "glx" EndSection Section "ServerFlags" Option "AllowMouseOpenFail" "true" EndSection # ********************************************************************** # Monitor section # ********************************************************************** # ********************************************************************** # Graphics device section # ********************************************************************** # Any number of graphics device sections may be present Section "Device" Identifier "VESA" Driver "intel" #Option "RenderAccel" "on" #Option "XAANoOffscreenPixmaps" #Option "BusType" "PCI" #Option "ColorTiling" "on" #Option "EnablePageFlip" "on" Option "UseEvents" "True" EndSection # ********************************************************************** # Screen sections. # ********************************************************************** Section "Screen" # The Identifier, Device and Monitor lines must be present Identifier "Screen 1" Device "VESA" Monitor "Generic Monitor" #Option "AddARGBGLXVisuals" "true" # The favoured Depth and/or Bpp may be specified here DefaultDepth 16 SubSection "Display" Depth 8 ViewPort 0 0 Modes "1152x864" "1024x768" "800x600" "640x480" EndSubsection SubSection "Display" Depth 16 ViewPort 0 0 Modes "1280x1024" "1152x864" "1024x768" "800x600" "640x480" EndSubsection SubSection "Display" Depth 24 ViewPort 0 0 Modes "1280x1024" "1152x864" "1024x768" "800x600" "640x480" EndSubsection EndSection Section "ServerLayout" # The Identifier line must be present Identifier "Main Layout" Screen 0 "Screen 1" EndSection Section "DRI" Mode 0666 EndSection Section "Extensions" #Option "Composite" "Enable" EndSection What can I do to get reasonable performance? A very old NVIDIA card I used to have 5 years ago could achieve 10000 fps with those old NVIDIA drivers when running glxgears in very old hardware like Pentium4 2.4 GHz and default depth 16. Cheers, Panos.
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