Thanks for that very useful input folks. The bathing looks like it
may be the issue as Dahlia noted...
When I check viewer stats, everything looks almost identical on GTX
580, GTX 680 and Quadro K4000 GPUs.. which ought to be progressively
faster and better ijnhardware terms... except for
LL viewers use OpenGL 2.x API which is fairly inefficient for small batch
content such as most of the content in SL/OpenSimulator. Newer OpenGL
drivers for newer GPUs probably optimize for OpenGL 3+ or 4+ which has more
efficient methods for processing such content but until the LL renderer is
