dungsoftvnn Posted September 26, 2010 Share Posted September 26, 2010 this game alway drop to 5fps after i play about 20min.but if i alt+tab and get back in the game it get back normal and drop after 20min again. this is really annoying, i have tried all the patch and update driver but none work,help Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/ Share on other sites More sharing options...
mkey82 Posted September 26, 2010 Share Posted September 26, 2010 memrestrict Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060139943 Share on other sites More sharing options...
dungsoftvnn Posted September 27, 2010 Author Share Posted September 27, 2010 memrestrict not working Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060141219 Share on other sites More sharing options...
mkey82 Posted September 27, 2010 Share Posted September 27, 2010 Did you try lowering the initial value? What are your PC specs? Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060141353 Share on other sites More sharing options...
dungsoftvnn Posted September 28, 2010 Author Share Posted September 28, 2010 Did you try lowering the initial value? What are your PC specs? Q8400 @ 2.66 Ghz 9500GT 512mb 1 gb ram. Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060142568 Share on other sites More sharing options...
TopAz Posted September 28, 2010 Share Posted September 28, 2010 try deleting LaunchGTAIV.exe from task manager Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060142602 Share on other sites More sharing options...
dungsoftvnn Posted September 28, 2010 Author Share Posted September 28, 2010 try deleting LaunchGTAIV.exe from task manager not work.now it even get worse when i come to new part of the city,10 min and it start lagging like hell. Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060142629 Share on other sites More sharing options...
mkey82 Posted September 28, 2010 Share Posted September 28, 2010 If memrestrict doesn't help and you can't lower the settings more, the only thing you can try is another GPU driver version. 9500GT is really not a gaming card. Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060142743 Share on other sites More sharing options...
TopAz Posted September 30, 2010 Share Posted September 30, 2010 sorry your GPU does not meet the GTA 4 Xenon shader Flur. Try to buy ATI Radeon 5970 Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060145070 Share on other sites More sharing options...
dungsoftvnn Posted September 30, 2010 Author Share Posted September 30, 2010 sorry your GPU does not meet the GTA 4 Xenon shader Flur. Try to buy ATI Radeon 5970 the problem is at first the game was fine,it only lag after a while. and what is GTA 4 Xenon shader Flur? Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060145159 Share on other sites More sharing options...
dungsoftvnn Posted September 30, 2010 Author Share Posted September 30, 2010 haha,the problem fixed with -availablevidmem command(or maybe the new xlive version). anyways, thank to every one here for tried to help me Link to comment https://gtaforums.com/topic/459922-lag-after-a-while/#findComment-1060145321 Share on other sites More sharing options...
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