diff --git a/checkin_notes b/checkin_notes
index 6418ed2ea0..68aef0d5d7 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -8676,3 +8676,11 @@ David  24 Nov 2011
 
     clientsrc/
         ss_app.cpp
+
+David  25 Nov 2011
+    - client: fix errors in transferring RAM info between CAL and OpenCL.
+        (bytes vs MB units, local/global terminology issue).
+        From Oliver Bock>
+
+    client/
+        coproc_detect.cpp
diff --git a/client/coproc_detect.cpp b/client/coproc_detect.cpp
index 05aded4b77..45dd7a74f3 100644
--- a/client/coproc_detect.cpp
+++ b/client/coproc_detect.cpp
@@ -339,10 +339,10 @@ void COPROCS::get_opencl(
         // 1/2 of total global RAM size: use the value from CAL. 
         // This bug applies only to ATI GPUs, not to NVIDIA
         //
-        ati.opencl_prop.global_mem_size = ati.attribs.localRAM;
+        ati.opencl_prop.global_mem_size = ati.attribs.localRAM * MEGA;
     } else {
         ati.find_best_opencls(use_all, ati_opencls, ignore_ati_dev);
-        ati.attribs.localRAM = ati.opencl_prop.local_mem_size;
+        ati.attribs.localRAM = ati.opencl_prop.global_mem_size/MEGA;
         ati.attribs.engineClock = ati.opencl_prop.max_clock_frequency;
     }           // End if (! ati.have_cal)