Changes between Version 6 and Version 7 of Examples/Laplace

Timestamp:

May 7, 2010, 7:48:33 AM (14 years ago)

Author:

Ben Lippmeier

Comment:

--

Examples/Laplace

@@ -1 +1 @@
 = Laplace =
 
-Solves the Laplace equation `u_xx + u_yy = 0` in a rectangular domain, by iteratively applying a stencil function function. 
+Solves the Laplace equation `u_xx + u_yy = 0` in a rectangular domain, by iteratively applying a stencil function. 
 
 The first argument is the number of iterations to use. The second is a BMP file containing boundary conditions.
@@ -23 +23 @@
 || [http://code.haskell.org/repa/wiki/images/pls-400x400.bmp full size] || [http://code.haskell.org/repa/wiki/images/pls-400x400-out.bmp full size] ||
 
+== Runtime == 
+
+Compiled with GHC 6.13.20100309. 400x400 image. 1000 iterations.
+
+Running on a Intel i7 iMac. 2.8Ghz, 4 cores x 2 threads/core. 256k L1, 8MB L2, 8GB main memory.
+
+Times stated include IO.
+
+|| Threads || Time(s) || 
+|| 1  || 64.67 ||
+|| 2 || 37.29 || 
+|| 3 || 27.45 || 
+|| 4 || 31.96 || 
+|| 5 || 28.08 ||
+|| 6 || 24.39 ||
+|| 7 || 23.83 || 
+|| 8 || 24.67 ||