diff --git a/peci.h b/peci.h
index 61dfea5..2fad797 100644
--- a/peci.h
+++ b/peci.h
@@ -33,21 +33,13 @@
 typedef enum
 {
     skylake = 0x00050650,
-    skx = 0x00050650,
     iceLake = 0x000606A0,
-    icx = 0x000606A0,
     iceLakeD = 0x000606C0,
-    icxd = 0x000606C0,
     sapphireRapids = 0x000806F0,
-    spr = 0x000806F0,
     emeraldRapids = 0x000C06F0,
-    emr = 0x000C06F0,
     graniteRapids = 0x000A06D0,
-    gnr = 0x000A06D0,
     graniteRapidsD = 0x000A06E0,
-    gnrd = 0x000A06E0,
     sierraForest = 0x000A06F0,
-    srf = 0x000A06F0,
 } CPUModel;
 
 // PECI Status Codes