Here are the minimum system requirements to run Return to Castle Wolfenstein smoothly and efficiently without any crash, freeze, slowness etc. on any computer;
Minimum System Requirements:
CPU: Pentium® II 400 Mhz processor or Athlon® processorRAM: 128 MB RAMGPU: 3-D Hardware Accelerator (with 16MB VRAM with full OpenGL® support)DirectX: 100% DirectX® 8.0a (included)OS: English version of Windows® 95 OSR2/98/ME/NT4.0 (SP6)/2000/XP Operating SystemHDD: 800 MB of uncompressed hard disk space for game files (Minimum Install), plus 300 MB for the Windows swap file Sound Card: 100% DirectX 3.0 or higher compatible sound card and drivers
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 Return to Castle Wolfenstein smoothly.