glclock-4.5 benchmark test. 
1. double buffers            
60.00 FPS  107880 TPS  at 1798 Triangles

2. single buffer             
134.00 FPS  240932 TPS  at 1798 Triangles

3. environment mapping  double buffers  
60.00 FPS  109680 TPS  at 1828 Triangles

4. environment mapping  single buffer 
155.80 FPS  284802 TPS  at 1828 Triangles

5. bi-linear  environment mapping  double buffers 
60.00 FPS  109680 TPS  at 1828 Triangles

6. bi-linear  environment mapping  single buffer  
155.60 FPS  284436 TPS  at 1828 Triangles

7. tri-linear  environment mapping  double buffers 
60.00 FPS  109680 TPS  at 1828 Triangles

8. tri-linear  environment mapping  single buffer  
155.30 FPS  283888 TPS  at 1828 Triangles

9. tri-linear  shading texture  double buffers 
60.00 FPS  109680 TPS  at 1828 Triangles

10. tri-linear  shading texture  single buffer  
114.60 FPS  209488 TPS  at 1828 Triangles

11. tri-linear  transparency texture  double buffers 
60.00 FPS  109680 TPS  at 1828 Triangles

12. tri-linear  transparency texture  single buffer  
159.70 FPS  291931 TPS  at 1828 Triangles

13. tri-linear  transparency texture  with over sampling  double buffers 
60.00 FPS  115800 TPS  at 1930 Triangles

14. tri-linear  transparency texture  with over sampling  single buffer  
84.70 FPS  163471 TPS  at 1930 Triangles

15. tri-linear  shading texture  transparency texture  double buffers 
60.00 FPS  189360 TPS  at 3156 Triangles

16. tri-linear  shading texture  transparency texture  single buffer  
88.80 FPS  280252 TPS  at 3156 Triangles

17. tri-linear  shading texture  transparency texture  high quality clock  double buffers 
25.60 FPS  353587 TPS  at 13812 Triangles

18. tri-linear  shading texture  transparency texture  high quality clock  single buffer  
31.65 FPS  436459 TPS  at 13812 Triangles