Software Alternatives, Accelerators & Startups


Open Capture and Analytics Tool. If you want to know how well a game is performing on your machine in real-time with low overhead. It supports all major APIs on Windows – Direct3D® 11, 12 and Vulkan® – and can show an in-game overlay

OCAT Reviews and details

Screenshots and images

  • OCAT Landing page
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OCAT Makes Benchmarking PC Games So Easy

OCAT Tool Causes Performance Drops While Benchmarking

Explanation of AMD OCAT Overlay for PresentMon Benchmarking

Social recommendations and mentions

We have tracked the following product recommendations or mentions on various public social media platforms and blogs. They can help you see what people think about OCAT and what they use it for.
  • RTX 3090 to 4080: results in DCS
    If you want free, easy benchmarking for DCS VR with super-useful information, you can use OCAT which will give you a frametime in average, 95th and 99th percentiles in a simple spreadsheet. Thanks for the super interesting benchmark! (=. Source: over 1 year ago
  • VR users: VRPerfKit brings a significant performance boost, and no Steam required for Oculus users!
    If you want to record VR frametimes, OCAT. If you just want framerates (min/max/avg) and percentiles (99th/90th/etc), Nvidia FrameView. Source: over 2 years ago
  • Ryzen RAM OC test with de-synched Infinity Fabric - in search of better RAM performance
    Benchmarking games with no dedicated benchmark is a little weird, but you can get the statistics via CapFrameX or MSI Afterburner or OCAT or FCAT. Source: over 2 years ago
  • AMD vs Nvidia, hardware scheduler vs software scheduler on Ultrabooks?
    Open Capture Analysis Tool. It is free and one of the metrics it tracks is missed frames. Nvidia and AMD use this tool for their internal testing. Easy to set up and just outputs an .csv file. Source: over 3 years ago

External sources with reviews and comparisons of OCAT

The Open Capture and Analytics Tool (OCAT) for D3D11, D3D12, and Vulkan provides an FPS overlay and performance assessment – GPUOpen-Tools/ocat. For simplicity of use, users can assign hotkeys that display various statistics with a single click. Furthermore, since the software is open-source, its code could be used to create a more personalized version of OCAT. Overall, it’s a good substitute for Nzxt CAM.
10 Best Nzxt CAM Alternatives
However, OCAT does not have a user friendly interface like Nzxt CAM, but it is easy to find any information. The in-game overlay OCAT feature can display information in multiple locations on your computer screen based on your preferences.

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OCAT discussion

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This is an informative page about OCAT. You can review and discuss the product here. The primary details have not been verified within the last quarter, and they might be outdated. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.