diff --git a/examples_cuda/options/Makefile_knc b/examples_cuda/options/Makefile_knc
new file mode 100644
index 00000000..77454830
--- /dev/null
+++ b/examples_cuda/options/Makefile_knc
@@ -0,0 +1,40 @@
+PROG=options_mic
+ISPC_SRC=options.ispc
+CXX_SRC=options.cpp  ../tasksys.cpp
+
+CXX=icc
+CXXFLAGS=-O3 -I$(CUDATK)/include -mmic -openmp
+LD=icc
+LDFLAGS=-mmic -openmp
+
+ISPC=ispc
+ISPCFLAGS=-O3 --math-lib=default --target=generic-16 --c++-include-file=../intrinsics/knc-i1x16.h --opt=fast-math
+
+.SUFFIXES: .o .cpp
+
+
+ISPC_OBJ=$(ISPC_SRC:%.ispc=%_ispc.o)
+ISPC_ZMM=$(ISPC_SRC:%.ispc=%_ispc_zmm.cpp)
+CXX_OBJ=$(ISPC_ZMM:%_zmm.cpp=%.o)
+CXX_OBJ+=$(CXX_SRC:%.cpp=%.o)
+
+all: $(PROG)
+
+
+$(CXX_OBJ) : $(ISPC_ZMM)
+
+$(PROG): $(CXX_OBJ) 
+	$(LD) -o $@ $(CXX_OBJ) $(LDFLAGS)
+
+%.o: %.cpp
+	$(CXX) $(CXXFLAGS)  -o $@ -c $<
+
+
+%_ispc_zmm.cpp: %.ispc
+	$(ISPC) $(ISPCFLAGS) --emit-c++ -o `basename $< .ispc`_zmm.cpp -h `basename $< .ispc`_ispc.h $< 
+
+clean: 
+	/bin/rm -rf *_ispc_zmm.cpp *.o  $(PROG)
+
+	 
+
diff --git a/examples_cuda/options/options.cpp b/examples_cuda/options/options.cpp
index 6aad3dc6..c5cca5f7 100644
--- a/examples_cuda/options/options.cpp
+++ b/examples_cuda/options/options.cpp
@@ -60,6 +60,10 @@ static inline double rtc(void)
 }
 
 
+#if 0
+#define SINGLE_TASK
+#endif
+
 extern void black_scholes_serial(float Sa[], float Xa[], float Ta[], 
                                  float ra[], float va[], 
                                  float result[], int count);
@@ -107,6 +111,7 @@ int main(int argc, char *argv[]) {
     // Binomial options pricing model, ispc implementation
     //
     double binomial_ispc = 1e30;
+#ifdef SINGLE_TASK
     for (int i = 0; i < 3; ++i) {
         reset_and_start_timer();
         const double t0 = rtc();
@@ -120,6 +125,7 @@ int main(int argc, char *argv[]) {
     }
     printf("[binomial ispc, 1 thread]:\t[%.3f] million cycles (avg %f)\n", 
            binomial_ispc, sum / nOptions);
+#endif
 
     //
     // Binomial options pricing model, ispc implementation, tasks
@@ -166,6 +172,7 @@ int main(int argc, char *argv[]) {
     // Black-Scholes options pricing model, ispc implementation, 1 thread
     //
     double bs_ispc = 1e30;
+#ifdef SINGLE_TASK
     for (int i = 0; i < 3; ++i) {
         reset_and_start_timer();
         const double t0 = rtc();
@@ -179,6 +186,7 @@ int main(int argc, char *argv[]) {
     }
     printf("[black-scholes ispc, 1 thread]:\t[%.3f] million cycles (avg %f)\n", 
            bs_ispc, sum / nOptions);
+#endif
 
     //
     // Black-Scholes options pricing model, ispc implementation, tasks