diff --git a/src/main/java/li/cil/circuity/vm/device/memory/UnsafeMemory.java b/src/main/java/li/cil/circuity/vm/device/memory/UnsafeMemory.java
index cec9b4f1..4aa45a08 100644
--- a/src/main/java/li/cil/circuity/vm/device/memory/UnsafeMemory.java
+++ b/src/main/java/li/cil/circuity/vm/device/memory/UnsafeMemory.java
@@ -7,6 +7,7 @@ import sun.misc.Cleaner;
 import sun.misc.Unsafe;
 import sun.misc.VM;
 
+// Tends to be around 10% faster than ByteBufferMemory during regular emulation.
 public final class UnsafeMemory implements PhysicalMemory {
     private static final Unsafe UNSAFE = UnsafeGetter.get();