Here are the minimum system requirements to run Cities XXL smoothly and efficiently without any crash, freeze, slowness etc. on any computer;
Minimum System Requirements:
CPU: AMD/INTEL DUAL-CORE 2.5 GHZRAM: 3072 MB RAMGPU: 768 MB 100% DIRECTX 10 AND SHADERS 4.0 COMPATIBLE ATI RADEON HD 5670/NVIDIA GEFORCE GTX 260 OR HIGHERDirectX: 10OS: WINDOWS VISTA/WINDOWS 7/WINDOWS 8HDD: 8 GB available spaceSound Card: DIRECTX COMPATIBLE
Please also have a look at other posts under “System Requirements” category to view & check if your computer system is powerful enough to run other games like Cities XXL smoothly.