glclock benchmark test. 
1. double buffers            
80.78 FPS  145238 TPS  at 1798 Triangles

2. single buffer             
90.79 FPS  163248 TPS  at 1798 Triangles

3. environment mapping  double buffers  
92.20 FPS  168550 TPS  at 1828 Triangles

4. environment mapping  single buffer 
100.20 FPS  183160 TPS  at 1828 Triangles

5. bi-linear  environment mapping  double buffers 
91.31 FPS  166906 TPS  at 1828 Triangles

6. bi-linear  environment mapping  single buffer  
99.30 FPS  181516 TPS  at 1828 Triangles

7. tri-linear  environment mapping  double buffers 
87.39 FPS  159756 TPS  at 1828 Triangles

8. tri-linear  environment mapping  single buffer  
99.29 FPS  181500 TPS  at 1828 Triangles

9. tri-linear  shading texture  double buffers 
72.47 FPS  132468 TPS  at 1828 Triangles

10. tri-linear  shading texture  single buffer  
77.38 FPS  141444 TPS  at 1828 Triangles

11. tri-linear  transparency texture  double buffers 
92.20 FPS  168539 TPS  at 1828 Triangles

12. tri-linear  transparency texture  single buffer  
100.21 FPS  183178 TPS  at 1828 Triangles

13. tri-linear  shading texture  transparency texture  double buffers 
55.30 FPS  174527 TPS  at 3156 Triangles

14. tri-linear  shading texture  transparency texture  single buffer  
60.31 FPS  190342 TPS  at 3156 Triangles

15. tri-linear  shading texture  transparency texture  high quality clock  double buffers 
17.91 FPS  281696 TPS  at 15732 Triangles

16. tri-linear  shading texture  transparency texture  high quality clock  single buffer  
18.10 FPS  284816 TPS  at 15732 Triangles