diff --git a/ggml/src/ggml-vulkan/ggml-vulkan.cpp b/ggml/src/ggml-vulkan/ggml-vulkan.cpp
index 2ef247eb26..6d006eca37 100644
--- a/ggml/src/ggml-vulkan/ggml-vulkan.cpp
+++ b/ggml/src/ggml-vulkan/ggml-vulkan.cpp
@@ -15725,7 +15725,8 @@ static void ggml_vk_bench_pair(
         //    device via dma-buf fd — true zero-copy if PCIe P2P works.
         //    Setup (export/import) is outside the timing loop.
         // =================================================================
-        if (dev0->external_memory_dma_buf && dev1->external_memory_dma_buf) {
+        if (dev0->external_memory_dma_buf && dev1->external_memory_dma_buf &&
+            !((dev0->vendor_id == VK_VENDOR_ID_NVIDIA) != (dev1->vendor_id == VK_VENDOR_ID_NVIDIA))) {
             bool setup_ok = true;
 
             // Create exportable source buffer on dev0