I´ve tested both games on their default high settings (with HDR,LOD and such stuff) and my performance outdoors were: Oblivion 24FPS Fallout3 36FPS so Fallout runs faster on my PC: Athlon 64 3000+ 2GB RAM Radeon HD2600 256MB yeah i know,my pc is kinda old but i hope that this post will have some information value to you :rolleyes: