diff --git a/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp b/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp
index df17dd16d7..507c955608 100644
--- a/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp
+++ b/src/add-ons/kernel/drivers/graphics/radeon_hd/radeon_hd.cpp
@@ -112,20 +112,20 @@ radeon_hd_init(radeon_info &info)
 	// Populate graphics_memory/aperture_size with KB
 	if (info.shared_info->device_chipset >= RADEON_R800) {
 		// R800+ has memory stored in MB
-		info.shared_info->graphics_memory_size
-			= read32(info.registers + R6XX_CONFIG_MEMSIZE) / 1024;
-		info.shared_info->graphics_aperture_size
-			= read32(info.registers + R6XX_CONFIG_APER_SIZE) / 1024;
-	} else {
-		// R600-R700 has memory stored in bytes
 		info.shared_info->graphics_memory_size
 			= read32(info.registers + R6XX_CONFIG_MEMSIZE) * 1024;
 		info.shared_info->graphics_aperture_size
 			= read32(info.registers + R6XX_CONFIG_APER_SIZE) * 1024;
+	} else {
+		// R600-R700 has memory stored in bytes
+		info.shared_info->graphics_memory_size
+			= read32(info.registers + R6XX_CONFIG_MEMSIZE) / 1024;
+		info.shared_info->graphics_aperture_size
+			= read32(info.registers + R6XX_CONFIG_APER_SIZE) / 1024;
 	}
 
-	int32 memory_size = info.shared_info->graphics_memory_size * 1024;
-	int32 aperture_size = info.shared_info->graphics_aperture_size * 1024;
+	int32 memory_size = info.shared_info->graphics_memory_size / 1024;
+	int32 aperture_size = info.shared_info->graphics_aperture_size / 1024;
 	TRACE("card(%ld): found %ld MB memory on card.\n", info.id,
 		memory_size);
 	TRACE("card(%ld): found %ld MB aperture on card.\n", info.id,