diff --git a/src/amd/vulkan/radv_video.c b/src/amd/vulkan/radv_video.c
index f23cc04bbb7..7f9df736f4b 100644
--- a/src/amd/vulkan/radv_video.c
+++ b/src/amd/vulkan/radv_video.c
@@ -983,7 +983,7 @@ radv_GetPhysicalDeviceVideoCapabilitiesKHR(VkPhysicalDevice physicalDevice, cons
          enc_caps->encodeInputPictureGranularity = pCapabilities->pictureAccessGranularity;
       ext->maxTiles.width = 2;
       ext->maxTiles.height = 16;
-      ext->minTileSize.width = 64;
+      ext->minTileSize.width = pdev->enc_hw_ver >= RADV_VIDEO_ENC_HW_5 ? 256 : 128;
       ext->minTileSize.height = 64;
       ext->maxTileSize.width = 4096;
       ext->maxTileSize.height = 4096;