Intel® oneAPI DPC++/C++ Compiler

A Standards-Based, Cross-architecture Compiler

Talk to the Experts in Intel® Compiler Technology

Register to attend live monthly sessions on transitioning to the latest LLVM-based Intel® C++ Compiler technology.

Sign Up

Future-Ready Programming Model Provides Freedom of Choice

  • Compile ISO C++ and SYCL* (from the Khronos* Group)
  • Reuse code across hardware targets, including CPUs, GPUs, and FPGAs.
  • Avoid proprietary lock-in with a cross-industry, open, standards-based unified programming model.

Learn More about SYCL

Realize All the Hardware Value

  • Get great performance from industry-leading Intel® compiler technology.
  • Generate optimized binary host code and accelerator code.
  • Use optimized Intel oneAPI performance and threading libraries.

Learn More about Intel oneAPI Tools

Confidently Develop Performant Code Quickly and Correctly

  • Integrate seamlessly with popular third-party compilers, development environments, and operating systems.
  • Use the latest standards including C++ 20, SYCL, and OpenMP* 5.0 and 5.1 for GPU offload.†
  • Stay compatible with existing CPU-focused workflows with Intel® C++ Compiler Classic.

Get the compiler in any of these toolkits:

Cross-Architecture Compiling

  • Development Productivity: Targets CPUs and accelerators through single-source code while permitting custom tuning
  • Language Standards Support: Is built to the latest standards, including C++ 17 and SYCL† and initial support for C++ 20, to ensure portability and support of features like generic lambda expressions and variable templates
  • Industry Standards Support: Supports a subset of OpenMP* 4.5, 5.0, and 5.1 for GPU offload†
  • Trusted Technology: Uses well-proven LLVM compiler technology as well as Intel’s history of compiler leadership

†Available in Intel® oneAPI DPC++/C++ Compiler only.

Learn More about the Intel® oneAPI DPC++ Library

FPGA Emulation and Compilation

  • Enables experienced FPGA developers to target accelerations workloads to field-programmable platforms
  • Is an optional add-on to the Intel oneAPI Base Toolkit

Note Full FPGA programming requires the optional Intel® FPGA Add-on for the Intel oneAPI Base Toolkit.

Learn More

Try in the Intel® DevCloud for Free

Develop, run, and optimize your code in this cloud-based development sandbox with 120 days of full access. Access samples or run your own workloads.

Access oneAPI Software

  • Toolkits: Intel oneAPI Base Toolkit and add-on toolkits for HPC, AI, IoT, and more
  • Tools and Libraries: Intel® oneAPI DPC++ Compiler, Intel® oneAPI Math Kernel Library, Intel® Distribution for Python*, Intel® VTune™ Profiler, Intel® Advisor, and more

Use the Latest Intel® Hardware

  • Intel® Xeon® Scalable processors
  • Intel® Xeon® processors with Intel® Graphics Technology (GPU)
  • Intel® FPGAs

Get Access Now

Get the Intel oneAPI DPC++/C++ Compiler

This compiler is included in each of the following toolkit downloads.

Intel® oneAPI Base Toolkit

A foundational kit for building, testing, and deploying performant, data-centric applications across XPUs.

Get It Now

Intel® oneAPI HPC Toolkit

Tools for delivering high-performance computing applications from workstation to supercomputers and includes: 

  • Intel oneAPI DPC++/C++ Compiler
  • Intel C++ Compiler Classic

Get It Now

Intel® oneAPI IoT Toolkit

Tools for building high-performing, efficient, reliable solutions that run at the network’s edge and includes: 

  • Intel oneAPI DPC++/C++ Compiler
  • Intel C++ Compiler Classic

Get It Now

See All Toolkits

Watch the Video

Benchmarks

Specifications

Intel oneAPI DPC++/C++ Compiler

Processors:

  • Intel® Core™ processors
  • Intel Xeon processors
  • Intel Xeon Scalable processors

GPUs:

  • Intel® Processor Graphics Gen9 and above
  • Xe Architecture
  • Intel® Programmable Acceleration Card with Intel® Arria® 10 GX FPGA

For more information, see the system requirements.

 

 

Host and target operating systems:

  • Windows*
  • Linux*

Languages:

  • SYCL*
  • C++
  • C

 

 

Development environments:

  • Microsoft Visual Studio*, Microsoft Visual Studio Code
  • Eclipse* IDE

Threading:

  • Intel® oneAPI Threading Building Blocks
  • OpenMP†
  • Native threads

†OpenMP host and offload support is available only in the Intel oneAPI DPC++/C++ Compiler

Intel C++ Compiler Classic

Processor:

  • Intel Core processors
  • Intel Xeon processors
  • Intel Xeon Scalable processors

For more information, see the system requirements.

 

Host and target operating systems:

  • Windows
  • Linux
  • macOS*

Languages:

  • C and C++

 

Development environments:

  • Microsoft Visual Studio, Microsoft Visual Studio Code
  • Eclipse IDE

Threading:

  • Intel oneAPI Threading Building Blocks
  • OpenMP†
  • Native threads

†OpenMP host support only

Get the Single Component

A stand-alone version of this component is available.

Download

Runtime Version

Related Products

Intel® Fortran Compiler

Build high-performance applications by generating optimized code for Intel Xeon Scalable processors, Intel Core processors, and supported XPUs. This allows you to:

  • Boost Single Instruction Multiple Data (SIMD) vectorization and threading capabilities (including for Intel® Advanced Vector Extensions 512 instructions) using the latest OpenMP parallel programming model
  • Take advantage of more cores and increased vector register width available in Intel Xeon processors
  • Comply with open standards such as Fortran and OpenMP
  • Work with a familiar set of tools on your preferred platform: Windows, Linux, or macOS

 

Get Help

Your success is our success. Access these support resources when you need assistance.

DPC++ Forum

General oneAPI Support

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.