Hi I have a Diamond Fire GL 1000 Pro 8MB AGP, which I've generally been pretty happy with. But I've spent 6 MONTHS (on and off) trying to get the darn thing to give me 1600x1200. I can do it in WinNT, and the card and monitor are both able to take it (even should be able to handle 1800x1440). But it won't work.
The most recent thing I tried was to change /etc/X11/XF86Config so that the ONLY lines appearing under Section "Screen", Driver "accel" were like this: ... Subsection "Display" Depth 8 Modes "1600x1200" ... However, this just caused X not to start at boot, until I restored my old XF86Config from the backup. You might think I have a modelines problem, but XF86Config has the modelines: ... # 1600x1200 @ 60Hz, 75.00 kHz hsync Modeline "1600x1200" 162 1600 1664 1856 2160 1200 1201 1204 1250 +HSync +VSync # 1600x1200 @ 70 Hz, 87.50 kHz hsync Modeline "1600x1200" 189 1600 1664 1856 2160 1200 1201 1204 1250 -HSync -VSync # 1600x1200 @ 75 Hz, 93.75 kHz hsync Modeline "1600x1200" 202.5 1600 1664 1856 2160 1200 1201 1204 1250 +HSync +VSync # 1600x1200 @ 85 Hz, 105.77 kHz hsync Modeline "1600x1200" 220 1600 1616 1808 2080 1200 1204 1207 1244 +HSync +VSync ... which look OK to my (unedumacated) eyes. Hitting Ctrl-Alt-+ never cycles me up to 1600x1200 -- only to 1280x1024. Obviously, I am missing something. Can anyone help? Below are the relevant potions of XF86Config: - Brian Section "Monitor" Identifier "ViewSonic PT813" VendorName "ViewSonic" ModelName "PT813" HorizSync 30-107 VertRefresh 50-160 # 640x400 @ 70 Hz, 31.5 kHz hsync Modeline "640x400" 25.175 640 664 760 800 400 409 411 450 # 640x480 @ 60 Hz, 31.5 kHz hsync Modeline "640x480" 25.175 640 664 760 800 480 491 493 525 # 800x600 @ 56 Hz, 35.15 kHz hsync ModeLine "800x600" 36 800 824 896 1024 600 601 603 625 # 1024x768 @ 87 Hz interlaced, 35.5 kHz hsync Modeline "1024x768" 44.9 1024 1048 1208 1264 768 776 784 817 Interlace # 640x400 @ 85 Hz, 37.86 kHz hsync Modeline "640x400" 31.5 640 672 736 832 400 401 404 445 -HSync +VSync # 640x480 @ 72 Hz, 36.5 kHz hsync Modeline "640x480" 31.5 640 680 720 864 480 488 491 521 # 640x480 @ 75 Hz, 37.50 kHz hsync ModeLine "640x480" 31.5 640 656 720 840 480 481 484 500 -HSync -VSync # 800x600 @ 60 Hz, 37.8 kHz hsync Modeline "800x600" 40 800 840 968 1056 600 601 605 628 +hsync +vsync # 640x480 @ 85 Hz, 43.27 kHz hsync Modeline "640x480" 36 640 696 752 832 480 481 484 509 -HSync -VSync # 1152x864 @ 89 Hz interlaced, 44 kHz hsync ModeLine "1152x864" 65 1152 1168 1384 1480 864 865 875 985 Interlace # 800x600 @ 72 Hz, 48.0 kHz hsync Modeline "800x600" 50 800 856 976 1040 600 637 643 666 +hsync +vsync # 1024x768 @ 60 Hz, 48.4 kHz hsync Modeline "1024x768" 65 1024 1032 1176 1344 768 771 777 806 -hsync -vsync # 640x480 @ 100 Hz, 53.01 kHz hsync Modeline "640x480" 45.8 640 672 768 864 480 488 494 530 -HSync -VSync # 1152x864 @ 60 Hz, 53.5 kHz hsync Modeline "1152x864" 89.9 1152 1216 1472 1680 864 868 876 892 -HSync -VSync # 800x600 @ 85 Hz, 55.84 kHz hsync Modeline "800x600" 60.75 800 864 928 1088 600 616 621 657 -HSync -VSync # 1024x768 @ 70 Hz, 56.5 kHz hsync Modeline "1024x768" 75 1024 1048 1184 1328 768 771 777 806 -hsync -vsync # 1280x1024 @ 87 Hz interlaced, 51 kHz hsync Modeline "1280x1024" 80 1280 1296 1512 1568 1024 1025 1037 1165 Interlace # 800x600 @ 100 Hz, 64.02 kHz hsync Modeline "800x600" 69.65 800 864 928 1088 600 604 610 640 -HSync -VSync # 1024x768 @ 76 Hz, 62.5 kHz hsync Modeline "1024x768" 85 1024 1032 1152 1360 768 784 787 823 # 1152x864 @ 70 Hz, 62.4 kHz hsync Modeline "1152x864" 92 1152 1208 1368 1474 864 865 875 895 # 1280x1024 @ 61 Hz, 64.2 kHz hsync Modeline "1280x1024" 110 1280 1328 1512 1712 1024 1025 1028 1054 # 1024x768 @ 85 Hz, 70.24 kHz hsync Modeline "1024x768" 98.9 1024 1056 1216 1408 768 782 788 822 -HSync -VSync # 1152x864 @ 78 Hz, 70.8 kHz hsync Modeline "1152x864" 110 1152 1240 1324 1552 864 864 876 908 # 1280x1024 @ 70 Hz, 74.59 kHz hsync Modeline "1280x1024" 126.5 1280 1312 1472 1696 1024 1032 1040 1068 -HSync -VSync # 1600x1200 @ 60Hz, 75.00 kHz hsync Modeline "1600x1200" 162 1600 1664 1856 2160 1200 1201 1204 1250 +HSync +VSync # 1152x864 @ 84 Hz, 76.0 kHz hsync Modeline "1152x864" 135 1152 1464 1592 1776 864 864 876 908 # 1280x1024 @ 74 Hz, 78.85 kHz hsync Modeline "1280x1024" 135 1280 1312 1456 1712 1024 1027 1030 1064 # 1024x768 @ 100Hz, 80.21 kHz hsync Modeline "1024x768" 115.5 1024 1056 1248 1440 768 771 781 802 -HSync -VSync # 1280x1024 @ 76 Hz, 81.13 kHz hsync Modeline "1280x1024" 135 1280 1312 1416 1664 1024 1027 1030 1064 # 1600x1200 @ 70 Hz, 87.50 kHz hsync Modeline "1600x1200" 189 1600 1664 1856 2160 1200 1201 1204 1250 -HSync -VSync # 1152x864 @ 100 Hz, 89.62 kHz hsync Modeline "1152x864" 137.65 1152 1184 1312 1536 864 866 885 902 -HSync -VSync # 1280x1024 @ 85 Hz, 91.15 kHz hsync Modeline "1280x1024" 157.5 1280 1344 1504 1728 1024 1025 1028 1072 +HSync +VSync # 1600x1200 @ 75 Hz, 93.75 kHz hsync Modeline "1600x1200" 202.5 1600 1664 1856 2160 1200 1201 1204 1250 +HSync +VSync # 1600x1200 @ 85 Hz, 105.77 kHz hsync Modeline "1600x1200" 220 1600 1616 1808 2080 1200 1204 1207 1244 +HSync +VSync # 1280x1024 @ 100 Hz, 107.16 kHz hsync Modeline "1280x1024" 181.75 1280 1312 1440 1696 1024 1031 1046 1072 -HSync -VSync # 1800x1440 @ 64Hz, 96.15 kHz hsync ModeLine "1800X1440" 230 1800 1896 2088 2392 1440 1441 1444 1490 +HSync +VSync # 1800x1440 @ 70Hz, 104.52 kHz hsync ModeLine "1800X1440" 250 1800 1896 2088 2392 1440 1441 1444 1490 +HSync +VSync # 512x384 @ 78 Hz, 31.50 kHz hsync Modeline "512x384" 20.160 512 528 592 640 384 385 388 404 -HSync -VSync # 512x384 @ 85 Hz, 34.38 kHz hsync Modeline "512x384" 22 512 528 592 640 384 385 388 404 -HSync -VSync Section "Device" Identifier "3DLabs Card" VendorName "3DLabs" BoardName "BDon'tKnow" #VideoRam 8192 #Option "no_accel" # Insert Clocks lines here if appropriate EndSection Section "Screen" Driver "accel" Device "3DLabs Card" Monitor "ViewSonic PT813" Subsection "Display" Depth 24 Modes "1600x1200" "1280x1024" "1024x768" ViewPort 0 0 EndSubsection Subsection "Display" Depth 8 Modes "640x480" "800x600" "1024x768" "1280x1024" ViewPort 0 0 EndSubsection Subsection "Display" Depth 16 Modes "640x480" "800x600" "1024x768" "1280x1024" ViewPort 0 0 EndSubsection Subsection "Display" Depth 32 Modes "1600x1200" "1280x1024" "1024x768" ViewPort 0 0 EndSubsection EndSection