== OpenGL ==

 * version - min 3.1 (4.x recommended), minimum 256 MB available video RAM
 * GL_MAX_VERTEX_ATTRIBS min 16
 * GL_MAX_TEXTURE_SIZE min 4096 ( can raise to 8k ), 
 * GL_MAX_COLOR_ATTACHMENTS min 8
 * GL_MAX_DRAW_BUFFERS min 8
 * GL_MAX_TEXTURE_IMAGE_UNITS min 16
 * GL_MAX_VERTEX_UNIFORM_COMPONENTS 1024
 * GL_MAX_ARRAY_TEXTURE_LAYERS 256
 * also, 2048x2048 texture support and 128 MB Video RAM

== OS/GFX ==