diff --git a/src/cpu.c b/src/cpu.c
index a8a1db2..a1ba63b 100644
--- a/src/cpu.c
+++ b/src/cpu.c
@@ -302,31 +302,61 @@ CPU cpus_Pentium5V[] =
         /*Intel Pentium (5V, socket 4)*/
         {"Pentium 60",       CPU_PENTIUM,     6,  60000000, 1, 30000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
         {"Pentium 66",       CPU_PENTIUM,     6,  66666666, 1, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 120",CPU_PENTIUM,    14, 120000000, 2, 30000000, 0x51A, 0x51A, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 133",CPU_PENTIUM,    16, 133333333, 2, 33333333, 0x51A, 0x51A, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"",             -1,        0, 0, 0}
+};
+
+CPU cpus_PentiumS5[] =
+{
+        /*Intel Pentium (Socket 5)*/
+        {"Pentium 75",       CPU_PENTIUM,     9,  75000000, 2, 25000000, 0x524, 0x524, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 90",       CPU_PENTIUM,    12,  90000000, 2, 30000000, 0x524, 0x524, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 100/50",   CPU_PENTIUM,    13, 100000000, 2, 25000000, 0x525, 0x525, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 100/66",   CPU_PENTIUM,    13, 100000000, 2, 33333333, 0x525, 0x525, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 120",      CPU_PENTIUM,    14, 120000000, 2, 30000000, 0x526, 0x526, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 125",CPU_PENTIUM,15, 125000000, 3, 25000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 150",CPU_PENTIUM,17, 150000000, 3, 30000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 166",CPU_PENTIUM,17, 166666666, 3, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 125",       CPU_PENTIUMMMX,15,125000000, 3, 25000000, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 150/60",    CPU_PENTIUMMMX,17,150000000, 3, 30000000, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 166",       CPU_PENTIUMMMX,19,166000000, 3, 33333333, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 180",       CPU_PENTIUMMMX,20,180000000, 3, 30000000, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 200",       CPU_PENTIUMMMX,21,200000000, 3, 33333333, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
         {"",             -1,        0, 0, 0}
 };
 
 CPU cpus_Pentium[] =
 {
         /*Intel Pentium*/
-        {"Pentium 75",       CPU_PENTIUM,     7,  75000000, 2, 25000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium 90",       CPU_PENTIUM,     9,  90000000, 2, 30000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium 100",      CPU_PENTIUM,    10, 100000000, 2, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium 120",      CPU_PENTIUM,    11, 120000000, 2, 30000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium 133",      CPU_PENTIUM,    12, 133333333, 2, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium 150",      CPU_PENTIUM,    12, 150000000, 3, 30000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium 166",      CPU_PENTIUM,    12, 166666666, 3, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium 200",      CPU_PENTIUM,    12, 200000000, 3, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium MMX 166",  CPU_PENTIUMMMX, 12, 166666666, 3, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium MMX 200",  CPU_PENTIUMMMX, 12, 200000000, 3, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Pentium MMX 233",  CPU_PENTIUMMMX, 12, 233333333, 4, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 120",  CPU_PENTIUMMMX, 12, 120000000, 2, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 133",  CPU_PENTIUMMMX, 12, 133333333, 2, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 150",  CPU_PENTIUMMMX, 12, 150000000, 3, 33333333, 0x544, 0x544, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 166",  CPU_PENTIUMMMX, 12, 166666666, 3, 33333333, 0x544, 0x544, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 200",  CPU_PENTIUMMMX, 12, 200000000, 3, 33333333, 0x581, 0x581, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 233",  CPU_PENTIUMMMX, 12, 233333333, 4, 33333333, 0x581, 0x581, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 266",  CPU_PENTIUMMMX, 12, 266666666, 4, 33333333, 0x582, 0x582, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
-        {"Mobile Pentium MMX 300",  CPU_PENTIUMMMX, 12, 300000000, 5, 33333333, 0x582, 0x582, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 75",       CPU_PENTIUM,     9,  75000000, 2, 25000000, 0x524, 0x524, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 90",       CPU_PENTIUM,    12,  90000000, 2, 30000000, 0x524, 0x524, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 100/50",   CPU_PENTIUM,    13, 100000000, 2, 25000000, 0x525, 0x525, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 100/66",   CPU_PENTIUM,    13, 100000000, 2, 33333333, 0x525, 0x525, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 120",      CPU_PENTIUM,    14, 120000000, 2, 30000000, 0x526, 0x526, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 133",      CPU_PENTIUM,    16, 133333333, 2, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 150",      CPU_PENTIUM,    17, 150000000, 3, 30000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 166",      CPU_PENTIUM,    19, 166666666, 3, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium 200",      CPU_PENTIUM,    21, 200000000, 3, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium MMX 166",  CPU_PENTIUMMMX, 19, 166666666, 3, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium MMX 200",  CPU_PENTIUMMMX, 21, 200000000, 3, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium MMX 233",  CPU_PENTIUMMMX, 24, 233333333, 4, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 120",  CPU_PENTIUMMMX, 14, 120000000, 2, 30000000, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 133",  CPU_PENTIUMMMX, 16, 133333333, 2, 33333333, 0x543, 0x543, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 150",  CPU_PENTIUMMMX, 17, 150000000, 3, 30000000, 0x544, 0x544, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 166",  CPU_PENTIUMMMX, 19, 166666666, 3, 33333333, 0x544, 0x544, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 200",  CPU_PENTIUMMMX, 21, 200000000, 3, 33333333, 0x581, 0x581, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 233",  CPU_PENTIUMMMX, 24, 233333333, 4, 33333333, 0x581, 0x581, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 266",  CPU_PENTIUMMMX, 26, 266666666, 4, 33333333, 0x582, 0x582, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Mobile Pentium MMX 300",  CPU_PENTIUMMMX, 28, 300000000, 5, 33333333, 0x582, 0x582, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 125",CPU_PENTIUM,15, 125000000, 3, 25000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 150",CPU_PENTIUM,17, 150000000, 3, 30000000, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive 166",CPU_PENTIUM,17, 166666666, 3, 33333333, 0x52c, 0x52c, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 125",       CPU_PENTIUMMMX,15,125000000, 3, 25000000, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 150/60",    CPU_PENTIUMMMX,17,150000000, 3, 30000000, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 166",       CPU_PENTIUMMMX,19,166000000, 3, 33333333, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 180",       CPU_PENTIUMMMX,20,180000000, 3, 30000000, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
+        {"Pentium OverDrive MMX 200",       CPU_PENTIUMMMX,21,200000000, 3, 33333333, 0x1542, 0x1542, 0, CPU_SUPPORTS_DYNAREC | CPU_REQUIRES_DYNAREC},
         {"",             -1,        0, 0, 0}
 };
 
diff --git a/src/cpu.h b/src/cpu.h
index 51afb9b..6215c03 100644
--- a/src/cpu.h
+++ b/src/cpu.h
@@ -65,6 +65,7 @@ extern CPU cpus_Am486[];
 extern CPU cpus_Cx486[];
 extern CPU cpus_WinChip[];
 extern CPU cpus_Pentium5V[];
+extern CPU cpus_PentiumS5[];
 extern CPU cpus_Pentium[];
 
 extern CPU cpus_pcjr[];
diff --git a/src/model.c b/src/model.c
index f984bda..2089946 100644
--- a/src/model.c
+++ b/src/model.c
@@ -111,7 +111,7 @@ MODEL models[] =
 /*        {"AMI WinBIOS 486 PCI", ROM_PCI486,    { "Intel", cpus_i486,    "AMD", cpus_Am486, "Cyrix", cpus_Cx486},   0, 1,  1, 256, 1, at_um8881f_init},*/
         {"Award SiS 496/497",   ROM_SIS496,      { "Intel", cpus_i486,    "AMD", cpus_Am486,   "Cyrix", cpus_Cx486},   0, 1,   1, 256, 1,      at_sis496_init},
         {"Intel Premiere/PCI",  ROM_REVENGE,     { "Intel", cpus_Pentium5V, "",  NULL,         "",      NULL},         0, 1,   1, 128, 1,      at_batman_init},
-        {"Intel Advanced/EV",   ROM_ENDEAVOR,    { "Intel", cpus_Pentium, "IDT", cpus_WinChip, "",      NULL},         0, 1,   1, 128, 1,    at_endeavor_init},
+        {"Intel Advanced/EV",   ROM_ENDEAVOR,    { "Intel", cpus_PentiumS5, "IDT", cpus_WinChip, "",      NULL},         0, 1,   1, 128, 1,    at_endeavor_init},
         {"Award 430VX PCI",     ROM_430VX,       { "Intel", cpus_Pentium, "IDT", cpus_WinChip, "",      NULL},         0, 1,   1, 256, 1,      at_i430vx_init},
         {"", -1, {"", 0, "", 0, "", 0}, 0,0,0, 0}
 };