Several people on the forum tested it and confirmed it works. Additionally I had to modify the jump at because it pointed to an invalid location after the previous change. Since the value was returned in EAX, I’ve put there the constant 0x7F000000 which basically means it always reports a CPU clocked at around 2 GHz. The patch simply changes the return value of this procedure: 0055609D |. By setting brakepoints counting invocations on procedures executing RDTSC I’ve pinpointed the one run at the start of every race. and Need for Speed: Porsche Unleashed Vikes GTA2 update patch for Grand Theft. A quick search in OllyDbg has found 10 places w porsche.exe, where it is used. TDUModTools Melbourne House Pack File package tools for the PS2/PSP. On a x86 a program can use the Read Time-Stamp Counter ( RDTSC) intruction to get the CPU clock rate. It was empirically proven, that on CPUs running above 2 GHz all textures were set to the lowest detail what caused ugly graphics. After releasing a patch to limit the number of resolutions NFS: PU reports, I had to look a the problem of setting the wrong LOD (Level of Detail) for textures on fast PCs.
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