diff --git a/getarch.c b/getarch.c
index d64ec3757..d095472a6 100644
--- a/getarch.c
+++ b/getarch.c
@@ -470,10 +470,31 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #endif
 
 #ifdef FORCE_SAPPHIRERAPIDS
-#ifdef NO_AVX512
 #define FORCE
 #define FORCE_INTEL
 #define ARCHITECTURE    "X86"
+#ifdef NO_AVX512
+#ifdef NO_AVX2
+#ifdef NO_AVX
+#define SUBARCHITECTURE "NEHALEM"
+#define ARCHCONFIG   "-DNEHALEM " \
+		     "-DL1_DATA_SIZE=32768 -DL1_DATA_LINESIZE=64 " \
+		     "-DL2_SIZE=262144 -DL2_LINESIZE=64 " \
+		     "-DDTB_DEFAULT_ENTRIES=64 -DDTB_SIZE=4096 " \
+		     "-DHAVE_CMOV -DHAVE_MMX -DHAVE_SSE -DHAVE_SSE2 -DHAVE_SSE3 -DHAVE_SSSE3 -DHAVE_SSE4_1 -DHAVE_SSE4_2"
+#define LIBNAME   "nehalem"
+#define CORENAME  "NEHALEM"
+#else
+#define SUBARCHITECTURE "SANDYBRIDGE"
+#define ARCHCONFIG   "-DSANDYBRIDGE " \
+		     "-DL1_DATA_SIZE=32768 -DL1_DATA_LINESIZE=64 " \
+		     "-DL2_SIZE=262144 -DL2_LINESIZE=64 " \
+		     "-DDTB_DEFAULT_ENTRIES=64 -DDTB_SIZE=4096 " \
+		     "-DHAVE_CMOV -DHAVE_MMX -DHAVE_SSE -DHAVE_SSE2 -DHAVE_SSE3 -DHAVE_SSSE3 -DHAVE_SSE4_1 -DHAVE_SSE4_2 -DHAVE_AVX"
+#define LIBNAME   "sandybridge"
+#define CORENAME  "SANDYBRIDGE"
+#endif
+#else
 #define SUBARCHITECTURE "HASWELL"
 #define ARCHCONFIG   "-DHASWELL " \
                      "-DL1_DATA_SIZE=32768 -DL1_DATA_LINESIZE=64 " \
@@ -483,10 +504,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                      "-DHAVE_AVX2 -DHAVE_FMA3 -DFMA3"
 #define LIBNAME   "haswell"
 #define CORENAME  "HASWELL"
+#endif
 #else
-#define FORCE
-#define FORCE_INTEL
-#define ARCHITECTURE    "X86"
 #define SUBARCHITECTURE "SAPPHIRERAPIDS"
 #define ARCHCONFIG   "-DSAPPHIRERAPIDS " \
                      "-DL1_DATA_SIZE=32768 -DL1_DATA_LINESIZE=64 " \