Блоб nvidia, 1024х768 вместо нативного 1366х768
Из Xorg.0.log:
[ 22.816] (--) NVIDIA(0): Philips 160E (CRT-0)
[ 22.816] (--) NVIDIA(0): Philips 160E (CRT-0): 400.0 MHz maximum pixel clock
[ 22.816] (II) NVIDIA(0): Assigned Display Device: CRT-0
[ 22.816] (==) NVIDIA(0):
[ 22.816] (==) NVIDIA(0): No modes were requested; the default mode "nvidia-auto-select"
[ 22.816] (==) NVIDIA(0): will be used as the requested mode.
[ 22.816] (==) NVIDIA(0):
[ 22.817] (II) NVIDIA(0): Validated modes:
[ 22.817] (II) NVIDIA(0): "nvidia-auto-select"
[ 22.817] (II) NVIDIA(0): Virtual screen size determined to be 1024 x 768
# EDID version 1 revision 3
Section "Monitor"
# Block type: 2:0 3:ff
# Block type: 2:0 3:fc
Identifier "Philips 160E"
VendorName "PHL"
ModelName "Philips 160E"
# Block type: 2:0 3:ff
# Block type: 2:0 3:fc
# Block type: 2:0 3:fd
HorizSync 30-60
VertRefresh 56-76
# Max dot clock (video bandwidth) 80 MHz
# DPMS capabilities: Active off:yes Suspend:no Standby:no
Mode "1366x768" # vfreq 59.964Hz, hfreq 47.852kHz
DotClock 85.750000
HTimings 1366 1436 1579 1792
VTimings 768 771 774 798
Flags "+HSync" "+VSync"
EndMode
# Block type: 2:0 3:ff
# Block type: 2:0 3:fc
# Block type: 2:0 3:fd
EndSection
[ 3603.362] (WW) NVIDIA(0): No valid modes for "1366x768"; removing.
[ 3603.362] (WW) NVIDIA(0):
[ 3603.362] (WW) NVIDIA(0): Unable to validate any modes; falling back to the d
efault mode
Еще заметил, что gtf при попытке сгенерировать моделайн упорно округляет 1366 до 1368, в общем случае - до ближайшего кратного 8.