Introduction
System requirements for the Intel® SPMD Program Compiler (Intel® ISPC) component of Intel® Rendering Toolkit
Version History
| Date | Toolkit Version | Component Version | Major Change Summary |
| March 2024 | 2024.1 | 1.23.0 | Bug fixes for target definition |
| November 2023 | 2024.0 | 1.21.0 | Stability, optimization, template support enhancement |
| September 2023 | 2023.2.1 | 1.20.0 | No change |
| July 2023 | 2023.2.0 | 1.20.0 | Performance updates. oneTBB backend. |
| May 2023 | 2023.1.1 | 1.19.0 | No change |
| March 2023 | 2023.1 | 1.19.0 | Function templates. Updated device optimizations. |
| December 2022 | 2023.0 | 1.18.0 | No Change |
| September 2022 | 2022.3.1 | 1.18.0 | No Change |
| September 2022 | 2022.3 | 1.18.0 | ISPCRT: New API for memory (off-host) |
| April 2022 | 2022.2 | 1.17.0 | Xe architectural updates, ISPCRT added |
| December 2021 | 2022.1 | 1.16.1 | Added to oneAPI distribution |
2024.1
Intel® ISPC is used to write SPMD-optimized CPU client applications with Intel® Embree in the Rendering Toolkit. Although, Intel® ISPC can target GPU, no developer usage targeting GPU with Intel® ISPC and Render Kit libraries is used.
Supported Operating Systems
Linux* CPU Host
- Ubuntu* LTS 22.04, 20.04
- Rocky* Linux 9
- Red Hat* Enterprise Linux* (RHEL*) 8, 9
- SUSE Linux Enterprise Server* (SLES) 15 SP3, SP4, SP5
- Fedora* 38, 39
- Debian* 11
- Amazon 2022
- WSL 2
Linux* discrete GPU (Xe-HPG or Xe-HPC architectures and higher)
- Ubuntu* LTS 22.04
- Intel® Arc™ A-Series Graphics, Intel® Data Center GPU Flex Series
- Red Hat* Enterprise Linux* (RHEL*) 8.6
- Intel® Data Center GPU Flex Series
- Red Hat* Enterprise Linux* (RHEL*) 9.2
- Intel® Data Center GPU MAX Series, Intel® Data Center GPU Flex Series
- SUSE Linux Enterprise Server* (SLES) 15 SP5
- Intel® Data Center GPU MAX Series
Updates to OS and driver support for discrete GPU are occurring rapidly. Please see https://dgpu-docs.intel.com/ for OS support updates. To target discrete GPU, a compatible discrete GPU device is currently required both at client program build-time and at run-time.
Windows* CPU
- Windows* 10, 11
- Windows* Server 2019, 2022
- Using Microsoft’s Windows Subsystem for Linux 2 (WSL2) in Windows 10 and Windows 11, you can install the native Linux distribution of Intel toolkits and libraries on Windows for CPU and GPU workflows: Details.
Windows* GPU
- Windows* 10, 11
- Intel® Arc™ A-Series Graphics
- Intel® Data Center GPU Flex Series
- Intel® processor graphics Gen12, Intel® Iris Xe MAX(codename DG1) devices are functional with Intel® Open Image Denoise.
- Windows* Server 2019, 2022
- Intel® Data Center GPU Flex Series Only
- Using Microsoft’s Windows Subsystem for Linux 2 (WSL2) in Windows 10 and Windows 11, you can install the native Linux distribution of Intel toolkits and libraries on Windows for CPU and GPU workflows: Details.
Windows Intel® Graphics Driver
To install the driver follow the directions in the article appropriate for your device
- Intel® Arc™ A-Series Graphics (DG2)
- Intel® Data Center GPU Flex Series (ATS-M)
- Contact your OEM representative for access to the Intel Registration Center.
- Intel® processor graphics Gen12, Intel® Iris Xe MAX(codename DG1) devices are functional with Intel® Open Image Denoise.
macOS* CPU Only
- Intel® 64 based systems:
- macOS* 13.0
- Apple* M1 based systems:
- Not part of toolkit distribution. Please use the github respositories for guidance on Apple* M1 builds.
Supported Target Hardware Platforms
NOTE: Intel® 64 hardware platforms must support at least Intel® Streaming SIMD Extensions 4.2. Full software optimization is implemented for Intel® Advanced Vector Extensions 512. See ark.intel.com to search device capabilities.
- Intel® 64 or compatible
- Intel Atom® processors
- Intel® Core™ processor family
- Intel® Xeon® processor family
- Intel® Xeon® Scalable processor family
- ARM
- Apple* M1 (See github standalone releases)
- Intel® GPU with Xe-HPG or Xe-HPC architectures and higher (Intel Embree, Intel OIDN, Intel OSPRay, Intel Open VKL)
- Intel® Arc™ A-Series Graphics
- Intel® Data Center GPU MAX Series
- Intel® Data Center GPU Flex Series
Software Requirements
Prerequisites
- A C99 and C++14 capable compiler build environment
- For linking C/C++ objects
- C++17 or higher recommended
Development Environment
Windows* OS:
- Microsoft Visual Studio* 2019 or higher is recommended
macOS*:
- XCode* & XCode* command line tools
2024.0
Intel® ISPC is used to write SPMD-optimized CPU client applications with Intel® Embree in the Rendering Toolkit. Although, Intel® ISPC can target GPU, no developer usage targeting GPU with Intel® ISPC and Render Kit libraries is used.
Supported Operating Systems
Linux* CPU Host
- Ubuntu* LTS 22.04, 20.04
- Rocky* Linux 9
- Red Hat* Enterprise Linux* (RHEL*) 8, 9
- SUSE Linux Enterprise Server* (SLES) 15 SP3, SP4, SP5
- Fedora* 37, 38
- Debian* 11
- Amazon 2022
- WSL 2
Linux* discrete GPU (Xe-HPG or Xe-HPC architectures and higher)
- Ubuntu* LTS 22.04
- Intel® Arc™ A-Series Graphics, Intel® Data Center GPU Flex Series
- Red Hat* Enterprise Linux* (RHEL*) 8.6
- Intel® Data Center GPU Flex Series
- Red Hat* Enterprise Linux* (RHEL*) 9.2
- Intel® Data Center GPU MAX Series, Intel® Data Center GPU Flex Series
- SUSE Linux Enterprise Server* (SLES) 15 SP5
- Intel® Data Center GPU MAX Series
Updates to OS and driver support for discrete GPU are occurring rapidly. Please see https://dgpu-docs.intel.com/ for OS support updates. To target discrete GPU, a compatible discrete GPU device is currently required both at client program build-time and at run-time.
Windows* CPU
- Windows* 10, 11
- Windows* Server 2019, 2022
- Using Microsoft’s Windows Subsystem for Linux 2 (WSL2) in Windows 10 and Windows 11, you can install the native Linux distribution of Intel toolkits and libraries on Windows for CPU and GPU workflows: Details.
Windows* GPU
- Windows* 10, 11
- Intel® Arc™ A-Series Graphics
- Intel® Data Center GPU Flex Series
- Intel® processor graphics Gen12, Intel® Iris Xe MAX(codename DG1) devices are functional with Intel® Open Image Denoise.
- Windows* Server 2019, 2022
- Intel® Data Center GPU Flex Series Only
- Using Microsoft’s Windows Subsystem for Linux 2 (WSL2) in Windows 10 and Windows 11, you can install the native Linux distribution of Intel toolkits and libraries on Windows for CPU and GPU workflows: Details.
Windows Intel® Graphics Driver
To install the driver follow the directions in the article appropriate for your device
- Intel® Arc™ A-Series Graphics (DG2)
- Intel® Data Center GPU Flex Series (ATS-M)
- Contact your OEM representative for access to the Intel Registration Center.
- Intel® processor graphics Gen12, Intel® Iris Xe MAX(codename DG1) devices are functional with Intel® Open Image Denoise.
macOS* CPU Only
- Intel® 64 based systems:
- macOS* 13.0
- Apple* M1 based systems:
- Not part of toolkit distribution. Please use the github respositories for guidance on Apple* M1 builds.
Supported Target Hardware Platforms
NOTE: Intel® 64 hardware platforms must support at least Intel® Streaming SIMD Extensions 4.2. Full software optimization is implemented for Intel® Advanced Vector Extensions 512. See ark.intel.com to search device capabilities.
- Intel® 64 or compatible
- Intel Atom® processors
- Intel® Core™ processor family
- Intel® Xeon® processor family
- Intel® Xeon® Scalable processor family
- ARM
- Apple* M1 (See github standalone releases)
- Xe-HPG or Xe-HPC architectures and higher (Intel Embree, Intel OIDN, Intel OSPRay, Intel Open VKL)
- Intel® Arc™ A-Series Graphics
- Intel® Data Center GPU MAX Series
- Intel® Data Center GPU Flex Series
Software Requirements
Prerequisites
- A C99 and C++14 capable compiler build environment
- For linking C/C++ objects
- C++17 or higher recommended
Development Environment
Windows* OS:
- Microsoft Visual Studio* 2019 or higher is recommended
macOS*:
- XCode* & XCode* command line tools
2023.x
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