MinimalVulkanCompute

Minimal code to do vulkan compute.

Purpose

Shows how to setup vulkan to compute something on the GPU.

Dependencies

• libvulkan-dev
• vulkan-validationlayers

Environment Variables

MVK_PREFER_DGPU Pick a discrete GPU over an integrated GPU.

MVK_PREFER_IGPU Pick an integrated GPU over a discrete GPU.

Memory Types

Using NVIDIA GeForce RTX 3070

5 mem types. 3 mem heaps.
23890 MiB of non-local memory [ ]
8192 MiB of local memory [ device-local ]
23890 MiB of non-local memory [ host-visible host-coherent ]
23890 MiB of non-local memory [ host-visible host-coherent host-cached ]
246 MiB of local memory [ device-local host-visible host-coherent ]

Using AMD Radeon RX 580 Series (RADV POLARIS10)

7 mem types. 2 mem heaps.
4096 MiB of local memory [ device-local ]
4096 MiB of local memory [ device-local ]
15908 MiB of non-local memory [ host-visible host-coherent ]
4096 MiB of local memory [ device-local host-visible host-coherent ]
4096 MiB of local memory [ device-local host-visible host-coherent ]
15908 MiB of non-local memory [ host-visible host-coherent host-cached ]
15908 MiB of non-local memory [ host-visible host-coherent host-cached ]

Using AMD Radeon Graphics (RADV RENOIR)

11 mem types. 2 mem heaps.
10819 MiB of local memory [ device-local ]
10819 MiB of local memory [ device-local ]
5409 MiB of non-local memory [ host-visible host-coherent ]
10819 MiB of local memory [ device-local host-visible host-coherent ]
10819 MiB of local memory [ device-local host-visible host-coherent ]
5409 MiB of non-local memory [ host-visible host-coherent host-cached ]
5409 MiB of non-local memory [ host-visible host-coherent host-cached ]
10819 MiB of local memory [ device-local ]
5409 MiB of non-local memory [ host-visible host-coherent ]
10819 MiB of local memory [ device-local host-visible host-coherent ]
5409 MiB of non-local memory [ host-visible host-coherent host-cached ]

Using Intel(R) Xe Graphics (TGL GT2)

1 mem types. 1 mem heaps.
11759 MiB of local memory [ device-local host-visible host-coherent host-cached ]

Author

Bram Stolk