diff --git a/pyquil/api/_qam.py b/pyquil/api/_qam.py
index 9effee992..21bc34945 100644
--- a/pyquil/api/_qam.py
+++ b/pyquil/api/_qam.py
@@ -53,11 +53,13 @@ class QAMExecutionResult:
     def raw_readout_data(self) -> Union[QVMResultData, QPUResultData]:
         """
         Get the raw result data. This will either be a ``QVMResultData`` or ``QPUResultData``
-        depending on where you ran the job.
+        depending on where the job was run.
 
-        This property is best used when running programs that use advanced features like
-        mid-circuit measurement and dynamic control flow on a QPU since they can produce
-        irregular result shapes that don't necessarily fit in a rectangular matrix.
+        This property should be used when running programs that use features like
+        mid-circuit measurement and dynamic control flow on a QPU, since they can
+        produce irregular result shapes that don't necessarily fit in a
+        rectangular matrix. If the program was run on a QVM, or doesn't use those
+        features, consdier using the ``register_map`` property instead.
         """
         return self.data.result_data.inner()
 
@@ -80,11 +82,11 @@ def register_map(self) -> Mapping[str, Optional[np.ndarray]]:
         register_map = self.data.result_data.to_register_map()
         return {key: matrix.to_ndarray() for key, matrix in register_map.items()}
 
+    @property
     @deprecated(
         version="4.0.0",
         reason="This property is ambiguous now that the `raw_readout_data` property exists and will be removed in future versions. Use `register_map` property instead",
     )
-    @property
     def readout_data(self) -> Mapping[str, Optional[np.ndarray]]:
         """Readout data returned from the QAM, keyed on the name of the readout register or post-processing node."""
         return self.register_map
diff --git a/pyquil/api/_qvm.py b/pyquil/api/_qvm.py
index 6a2fb96e5..84b6fe7e2 100644
--- a/pyquil/api/_qvm.py
+++ b/pyquil/api/_qvm.py
@@ -53,8 +53,10 @@ class QVMExecuteResponse:
     executable: Program
     data: QVMResultData
 
-    def mapping(self) -> Mapping[str, np.ndarray]:
-        return {key: value.as_ndarray() for key, value in self.data.memory.items()}
+    @property
+    def memory(self):
+        register_map = self.data.to_register_map()
+        return {key: matrix.to_ndarray() for key, matrix in register_map.items()}
 
 
 class QVM(QAM[QVMExecuteResponse]):
@@ -153,11 +155,7 @@ def execute(
             options=QVMOptions(timeout_seconds=self.timeout),
         )
 
-        # result_data = ResultData(result)
-        # data = ExecutionData(result_data=result_data, duration=None)
-
-        # memory = {name: np.asarray(data.inner()) for name, data in result.memory.items()}
-        return QVMExecuteResponse(executable=executable, data=result)  # memory=memory)
+        return QVMExecuteResponse(executable=executable, data=result)
 
     def get_result(self, execute_response: QVMExecuteResponse) -> QAMExecutionResult:
         """