diff --git a/src/cpu.c b/src/cpu.c
index eca0d0d..1b2e0ef 100644
--- a/src/cpu.c
+++ b/src/cpu.c
@@ -413,9 +413,9 @@ CPU cpus_WinChip[] =
         {"WinChip 200",  CPU_WINCHIP, 17, 200000000, 3, 33333333, 0x540, 0x540, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*8},
         {"WinChip 240",  CPU_WINCHIP, 17, 240000000, 6, 30000000, 0x540, 0x540, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 4*7},
         {"WinChip 2/200",  CPU_WINCHIP2, 17, 200000000, 3, 33333333, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*8},
-        {"WinChip 2/240",  CPU_WINCHIP2, 17, 240000000, 6, 30000000, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 4*7},
+        {"WinChip 2/240",  CPU_WINCHIP2, 17, 240000000, 6, 30000000, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 30},
         {"WinChip 2A/200",  CPU_WINCHIP2, 17, 200000000, 3, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*8},
-        {"WinChip 2A/233",  CPU_WINCHIP2, 17, 233333333, 3, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*9},
+        {"WinChip 2A/233",  CPU_WINCHIP2, 17, 233333333, 3, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, (7*8)/2},
         {"",             -1,        0, 0, 0}
 };
 
@@ -427,12 +427,12 @@ CPU cpus_WinChip_SS7[] =
         {"WinChip 240",     CPU_WINCHIP,  17, 240000000, 6, 30000000, 0x540, 0x540, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 4*7},
         {"WinChip 2/200",   CPU_WINCHIP2, 17, 200000000, 3, 33333333, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*8},
         {"WinChip 2/225",   CPU_WINCHIP2, 17, 225000000, 3, 37500000, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*9},
-        {"WinChip 2/240",   CPU_WINCHIP2, 17, 240000000, 6, 30000000, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 4*7},
-        {"WinChip 2/250",   CPU_WINCHIP2, 17, 250000000, 6, 41666667, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 4*7},
-        {"WinChip 2A/200",  CPU_WINCHIP2, 17, 200000000, 3, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*8},
-        {"WinChip 2A/233",  CPU_WINCHIP2, 17, 233333333, 3, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 3*9},
-        {"WinChip 2A/266",  CPU_WINCHIP2, 17, 233333333, 6, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 4*7},
-        {"WinChip 2A/300",  CPU_WINCHIP2, 17, 250000000, 6, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 4*7},
+        {"WinChip 2/240",   CPU_WINCHIP2, 17, 240000000, 6, 30000000, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 30},
+        {"WinChip 2/250",   CPU_WINCHIP2, 17, 250000000, 6, 41666667, 0x580, 0x580, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 30},
+        {"WinChip 2A/200",  CPU_WINCHIP2, 17, 200000000, 3, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 24},
+        {"WinChip 2A/233",  CPU_WINCHIP2, 17, 233333333, 3, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 18,18,9,9, 28},
+        {"WinChip 2A/266",  CPU_WINCHIP2, 17, 233333333, 6, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 28},
+        {"WinChip 2A/300",  CPU_WINCHIP2, 17, 250000000, 6, 33333333, 0x587, 0x587, 0, CPU_SUPPORTS_DYNAREC, 24,24,12,12, 30},
         {"",             -1,        0, 0, 0}
 };