# Vray 2 Bump Type Maps explanation **URL:** \ **Category:** Extensions\ **Created:** [October 7, 2017, 5:23pm UTC](https://forums.sketchup.com/t/vray-2-bump-type-maps-explanation/52863 "2017-10-07T17:23:35Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![filibis](https://sea2.discourse-cdn.com/sketchup/user_avatar/forums.sketchup.com/filibis/32/28737_2.png) [@filibis](https://forums.sketchup.com/u/filibis)\ **Post date:** [October 9, 2017, 2:08pm UTC](https://forums.sketchup.com/t/vray-2-bump-type-maps-explanation/52863/2 "2017-10-09T14:08:20Z")
I’ve replied to your other topic: > [@How to create Vray Material](https://forums.sketchup.com/t/how-to-create-vray-material/52743/6): > > Briefly normal map (RGB - blueish) is better than bump map (greyscale). Bump map only contains ‘height’ info. Normal map includes ‘angle’ info additionally, so results are more realistic. The difference become more significant in ‘realtime lighting’ environments (when day-night time or light intensity or camera position changes). Normal Map (Tangent Space) type is widely used and suitable mostly. Check this for a brief comparison: [Object space, world space and tangent space](https://knowledge.autodesk.com/support/maya/learn-explore/caas/CloudHelp/cloudhelp/2015/ENU/Maya/files/Asts-Object-space-world-space-and-tangent-space-htm.html). There says: Obje… I hope that helps. --- _[View the full topic](https://forums.sketchup.com/t/vray-2-bump-type-maps-explanation/52863)._