# Video Card needed for Virtual Reality DICOM viewing

**URL:** <https://discourse.slicer.org/t/video-card-needed-for-virtual-reality-dicom-viewing/6153>\
**Category:** Support\
**Created:** [March 14, 2019, 10:15pm UTC](https://discourse.slicer.org/t/video-card-needed-for-virtual-reality-dicom-viewing/6153 "2019-03-14T22:15:17Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![gptruncus](https://avatars.discourse-cdn.com/v4/letter/g/87869e/32.png) [@gptruncus](https://discourse.slicer.org/u/gptruncus)\
**Post date:** [March 14, 2019, 10:15pm UTC](https://discourse.slicer.org/t/video-card-needed-for-virtual-reality-dicom-viewing/6153/1 "2019-03-14T22:15:18Z")

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What are minimum video card and RAM needed to view DICOM MRI/CT or moving echo within virtual reality.  
segmented models work beautifully, but DICOMS sputter and black out.

system: HTC VIVE  
video card GeForce GTX 1070ti  
RAM 16

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**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [March 14, 2019, 11:34pm UTC](https://discourse.slicer.org/t/video-card-needed-for-virtual-reality-dicom-viewing/6153/2 "2019-03-14T23:34:49Z")

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GTX 1070ti should work for average-sized volumes. Follow these instructions for optimizing performance and choose the right balance between quality/speed: [https://github.com/KitwareMedical/SlicerVirtualReality/blob/master/README.md#rendering-is-slow](https://github.com/KitwareMedical/SlicerVirtualReality/blob/master/README.md#rendering-is-slow)