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

2. single buffer             
331.00 FPS  595138 TPS  at 1798 Triangles

3. environment mapping  double buffers  
59.80 FPS  109314 TPS  at 1828 Triangles

4. environment mapping  single buffer 
203.30 FPS  371632 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  
202.60 FPS  370352 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  
208.20 FPS  380589 TPS  at 1828 Triangles

9. tri-linear  shading texture  double buffers 
59.90 FPS  109497 TPS  at 1828 Triangles

10. tri-linear  shading texture  single buffer  
187.90 FPS  343481 TPS  at 1828 Triangles

11. tri-linear  transparency texture  double buffers 
59.90 FPS  109497 TPS  at 1828 Triangles

12. tri-linear  transparency texture  single buffer  
208.50 FPS  381138 TPS  at 1828 Triangles

13. tri-linear  transparency texture  with over sampling  double buffers 
59.90 FPS  115607 TPS  at 1930 Triangles

14. tri-linear  transparency texture  with over sampling  single buffer  
114.40 FPS  220792 TPS  at 1930 Triangles

15. tri-linear  shading texture  transparency texture  double buffers 
59.90 FPS  189044 TPS  at 3156 Triangles

16. tri-linear  shading texture  transparency texture  single buffer  
122.20 FPS  385663 TPS  at 3156 Triangles

17. tri-linear  shading texture  transparency texture  high quality clock  double buffers 
26.74 FPS  368780 TPS  at 13812 Triangles

18. tri-linear  shading texture  transparency texture  high quality clock  single buffer  
32.10 FPS  443365 TPS  at 13812 Triangles