diff --git a/arch/x86/Kconfig.assembler b/arch/x86/Kconfig.assembler
index 91230bf11a14..a5a1d2766b3a 100644
--- a/arch/x86/Kconfig.assembler
+++ b/arch/x86/Kconfig.assembler
@@ -3,15 +3,25 @@
 
 config AS_AVX2
 	def_bool $(as-instr,vpbroadcastb %xmm0$(comma)%ymm1)
+	help
+	  Supported by binutils >= 2.22 and LLVM integrated assembler
 
 config AS_AVX512
 	def_bool $(as-instr,vpmovm2b %k1$(comma)%zmm5)
+	help
+	  Supported by binutils >= 2.25 and LLVM integrated assembler
 
 config AS_SHA1_NI
 	def_bool $(as-instr,sha1msg1 %xmm0$(comma)%xmm1)
+	help
+	  Supported by binutils >= 2.24 and LLVM integrated assembler
 
 config AS_SHA256_NI
 	def_bool $(as-instr,sha256msg1 %xmm0$(comma)%xmm1)
+	help
+	  Supported by binutils >= 2.24 and LLVM integrated assembler
 
 config AS_ADX
 	def_bool $(as-instr,adox %eax$(comma)%eax)
+	help
+	  Supported by binutils >= 2.23 and LLVM integrated assembler