Update README.md

Author: Emily H. Vo

README.md

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 CUDA Path Tracer
 ================
 
-![](img/Renders/bunny.png)
+![](img/Renders/bunny_16000.png)
 
 ![](img/Renders/Mandelbulb.png)
 
@@ -144,4 +144,4 @@ If I were to continue this project, I would improve my path tracer's performance
 ### Conclusion
 We see benefits from all features except for SDFs and materials sorting. For materials sorting, it was disappointing, but for SDFs, it was to be expected that it is so expensive. Below is a chart that shows the percent difference in performance from when that feature is turned on or when it is turned off.
 
-![](img/perform.png)
+![](img/perform.png)