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Choose a Parallel Computing Solution

Process your data faster or scale up your big data computation using the capabilities of MATLAB®, Parallel Computing Toolbox™ and MATLAB Parallel Server™.

ProblemSolutionsRequired ProductsMore Information
Do you want to process your data faster?Profile your code.

MATLAB

Profile Your Code to Improve Performance
Vectorize your code.

MATLAB

Vectorization
Use automatic parallel computing support in MathWorks products.

MATLAB

Parallel Computing Toolbox

Run MATLAB Functions with Automatic Parallel Support
If you have a GPU, try gpuArray.

MATLAB

Parallel Computing Toolbox

Run MATLAB Functions on a GPU
Use parfor.

MATLAB

Parallel Computing Toolbox

Interactively Run Loops in Parallel Using parfor
Do you want to speed up simulations?Use parsim.

Simulink®

Parallel Computing Toolbox

Running Multiple Simulations (Simulink)
Are you looking for other ways to speed up your processing? Try parfeval.

MATLAB

Parallel Computing Toolbox

Evaluate Functions in the Background Using parfeval
Try spmd.

MATLAB

Parallel Computing Toolbox

Run Single Programs on Multiple Data Sets
Do you want to scale up your big data calculation?

To work with out-of-memory data with any number of rows, use tall arrays.

This workflow is well suited to data analytics and machine learning.

MATLAB

Big Data Workflow Using Tall Arrays and Datastores

Use tall arrays in parallel on your local machine.

MATLAB

Parallel Computing Toolbox

Use Tall Arrays on a Parallel Pool

Use tall arrays in parallel on your cluster.

MATLAB

Parallel Computing Toolbox

MATLAB Parallel Server

Use Tall Arrays on a Spark Cluster

If your data is large in multiple dimensions, use distributed instead.

This workflow is well suited to linear algebra problems.

MATLAB

Parallel Computing Toolbox

MATLAB Parallel Server

Run MATLAB Functions with Distributed Arrays
Do you want to offload to a cluster? Use batch to run your code on clusters and clouds. MATLAB Parallel Server Run Batch Parallel Jobs
Use batchsim to run your simulations on clusters and clouds.

Simulink

MATLAB Parallel Server

Running Multiple Simulations (Simulink)

Flowchart for choosing a parallel solution. Information in the flowchart is described in the table above.

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