Changed number of nonbonded thread blocks to improve performance

dac874af · Peter Eastman · c77af6e9 · dac874af
Commit dac874af authored Jul 02, 2012 by Peter Eastman
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platforms/cuda2/src/CudaNonbondedUtilities.cpp platforms/cuda2/src/CudaNonbondedUtilities.cpp +1 -1

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--- a/platforms/cuda2/src/CudaNonbondedUtilities.cpp
+++ b/platforms/cuda2/src/CudaNonbondedUtilities.cpp
@@ -51,7 +51,7 @@ CudaNonbondedUtilities::CudaNonbondedUtilities(CudaContext& context) : context(c
    string errorMessage = "Error initializing nonbonded utilities";
    int multiprocessors;
    CHECK_RESULT(cuDeviceGetAttribute(&multiprocessors, CU_DEVICE_ATTRIBUTE_MULTIPROCESSOR_COUNT, context.getDevice()));
-    numForceThreadBlocks = 2*multiprocessors;
+    numForceThreadBlocks = 3*multiprocessors;
    forceThreadBlockSize = (context.getComputeCapability() < 2.0 ? 128 : 256);
 }