Try turning multithreaded support on the file called config_mp.cfg (located under your steam folder – steam\steamapps\common\call of duty black ops\players) if you have multi-core CPU.How to fix Call of Duty Black Ops lag or stuttering While we wait for a patch, here are some fixes that I found from a forum for the Black Ops lag fix. I realised that this issue is actually a global issue that happens to almost every Call of Duty Black Ops players out there.
Ping was ok and it couldn’t be the FPS since I have a GTX 460. How to fix COD Black Ops lag – When I tried playing Call of Duty Black Ops multiplayer this morning, I experienced some Black Ops lag or stuttering – which I thought was a badly defragmented hard drive.
