Windows 8.1 DPC Latency - can it be reduced?

Discussion in 'Windows 8' started by MonarchX, Apr 11, 2014.

  1. MonarchX

    MonarchX MDL Expert

    May 5, 2007
    1,249
    197
    60
    I searched the net all over to find ways to reduce DPC Latency on my PC and I succeeded by having an average latency of 15-30, but nvlddmkm.sys (nVidia driver) creates spikes that go as high as 600us! I hear there was something called DPC Latency Enhancer, but I can't find it anywhere. Also, Set Timer Resolution program makes things worse by creating a 500us ceiling, but also increasing the average to the same 500us!!! I removed all the drivers I could to reduce the latency, but I need the latest nVidia drivers, so...
     
    Stop hovering to collapse... Click to collapse... Hover to expand... Click to expand...