Ele é muito fácil de usar Augusto.. aprende a usá-lo muito rapido..
mas ele é meio pesado sim.. veja os requisitos:
Minimum system requirements
OS: Windows XP, Vista, 7, 8 (32- and 64-bit) and DirectX 9.0c or later. Windows 32-bit is only suitable for simple scenes.
System memory: 3GB (for simple scenes)
Graphics card: NVidia GeForce GTS 450 or ATI/AMD Radeon HD 4890 (minimum 1,500 PassMark points), with at least 1GB dedicated memory (not shared system memory).
Harddrive: 7.5GB of disk space
Using Lumion via Remote Desktop is not supported
Lumion 3 requires an internet connection
Recommended system specifications
OS: Windows 7, 8 (64-bit)
System memory: 6GB
Graphics card: NVidia GTX 680 / AMD Radeon HD 7970 or faster (minimum 4,000 PassMark points), with at least 2GB dedicated memory (not shared system memory).
Harddrive: 7.5GB of disk space
Using Lumion via Remote Desktop is not supported
Lumion 3 requires an internet connection