$ sudo ddcprobe
vbe: VESA 3.0 detected.
oem: Intel(r) 82945GM Chipset Family Graphics Chip Accelerated VGA BIOS
vendor: Intel Corporation
product: Intel(r) 82945GM Chipset Family Graphics Controller Hardware Version 0.0
memory: 7872kb
mode: 1280x1024x256
mode: 1280x1024x64k
mode: 1280x1024x16m
mode: 1024x768x256
mode: 1024x768x64k
mode: 1024x768x16m
mode: 640x480x16m
mode: 800x600x64k
mode: 800x600x16m
mode: 640x480x256
mode: 800x600x256
mode: 640x480x64k
edid: 
edidfail