From Mexico.purplecow.org
Supported resolutions for the XVR-600 framebuffer
1920x1080x72 [1] 1920x1200x70 [1] 1920x1200x75 [1] 1280x800x112s [1] 2048x1536x40 [1] 1280x768x56 [1] 1280x1024x96s [1] 1920x1200x60 [1] 1920x1200x60_240T [1] 1280x1024x108s [1] 1600x1024x60 [1] 1600x1200x60 [1] 800x600x75 1920x1080x60 [1] 1280x1024x96 [1] 1024x768x96s [1] 1360x768x60 [1] 1600x1200x60rb [1] 960x234x60 [1] 1400x1050x60 [1] 1440x900x60 [1] 1680x1050x60 [1] 1680x1050x60rb [1] NEC_4610_1600x1200x60 [1] svga 1152 [1] 1280 stereo [1] vga ntsc [1] pal [1] Notes: [1] monitor may not support this resolution.