diff --git a/tinygrad/runtime/ops_amd.py b/tinygrad/runtime/ops_amd.py
index 513dbf8e56..da4a10142e 100644
--- a/tinygrad/runtime/ops_amd.py
+++ b/tinygrad/runtime/ops_amd.py
@@ -579,7 +579,7 @@ class KFDIface:
     except OSError as e:
       if e.errno == errno.EINVAL and (flags & kfd.KFD_IOC_ALLOC_MEM_FLAGS_VRAM) and cpu_access:
         raise MemoryError("Cannot allocate host-visible VRAM. Ensure the resizable BAR option is enabled on your system.") from e
-      if e.errno == errno.ENOMEM: raise MemoryError("Cannot allocate memory: no memory is available.") from e
+      if e.errno == errno.ENOMEM: raise MemoryError(f"Cannot allocate {size} bytes: no memory is available.") from e
       raise
 
     if not (flags & kfd.KFD_IOC_ALLOC_MEM_FLAGS_USERPTR):