Registered Extension Number

674

Revision

1

Ratification Status

Not ratified

Extension and Version Dependencies

     VK_KHR_get_physical_device_properties2
     or
     Vulkan Version 1.1
and
     VK_KHR_shader_float16_int8
     or
     Vulkan Version 1.2

SPIR-V Dependencies

Contact

Other Extension Metadata

Last Modified Date

2026-02-04

IP Status

No known IP claims.

Contributors

  • Georg Lehmann, Valve

  • Mike Blumenkrantz, Valve

Description

This extension enables support for mixed precision dot product accumulate operations in shaders as defined in SPV_VALVE_mixed_float_dot_product.

New Structures

New Enum Constants

New SPIR-V Capabilities

Version History

  • Revision 1, 2026-02-04 (Georg Lehmann)

    • Initial specification

See Also

No cross-references are available

Document Notes

For more information, see the Vulkan Specification.

This page is a generated document. Fixes and changes should be made to the generator scripts, not directly.

Copyright

Copyright 2014-2026 The Khronos Group Inc.

SPDX-License-Identifier: CC-BY-4.0