OK, new moby CPU and RAM...not got ALL my dross loaded but plenty of background stuff (Firewall, Antivirus) running in the background. Pentium4 2.4GHz, 1.5GB of 266DDR RAM, Win2K SR3 plus updates. Poser4 00:42:46 Poser5 01:15:03 Poser5 no displacement 01:15:50 Poser5 no displacement, with shadows 02:16:46 Poser5 no displacement, with shadows, raytrace 02:23:53 Poser5 no displacement, with shadows, raytrace, raytraced shadows 01:53:98 Conclusion:- significant speed improvement with newer Pentium4 & faster RAM than older PIII and/or Celeron and 113/100 RAM