Are you planning to run on a specific older machine, or are you trying to get it to work on a modern system ? Hardware and Software Specifications for Twinmotion
: 1 GB VRAM, compatible with DirectX 11. Examples include the NVIDIA GeForce GTX 460 Go to product viewer dialog for this item. ATI Radeon HD 6850 Go to product viewer dialog for this item. Disk Space : At least 5 GB of available hard disk space. Peripherals
Minimum : NVIDIA GeForce GTX 460 or ATI Radeon HD 6850 with 1 GB VRAM
Install Twinmotion 2016 and its assets on an NVMe SSD (even PCIe 3.0 is fine). On a mechanical HDD, browsing the "Vegetation" tab will introduce a 2-3 second lag for each thumbnail refresh. This destroys workflow efficiency.