DDR3 Confusion

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Hey people I wonder if anyone can help me out I recently got a new machine with 3GB of Corsair 1600MHz DDR3 and something strange seems to be going on.

Its linked to Call of Duty 4 where I would randomly completely lock up in servers and would have to hard reboot as nothing else responds. I started looking for reasons on why this may be so I tried a few things.

Reinstalled CoD4
Formatted
Installed different ATi drivers
Installed latest DirectX
Closed all background running programs incase it was software conflict

I then thought it may be a memory problem so I booted with only one dimm, aka 1GB and CoD4 seem to run fine for however long I played/tested. Same outcome with two dimms however 5 mins into testing with all three dimms I locked up (note I had the dimms in the same slot order as previously).

I then tried something else and swapped the order of dimms around, stuck them in different slots which seems to have done the trick, no lock ups. I didnt think the slot order of dimms made a difference or is my case just a coincidence? As I say the lock ups occur randomly so after 2 hours of uninterrupted play it may just surprise me.

Im currently running Memtest86 to see if that reports anything, I passed with all three dimms in and now running each dimm one at a time which the first passed.

System specs:

CPU: Intel Core i7 920
Motherboard: Asus P6T
Memory: 3GB Corsair Dominator 1600MHz DDR3
Hard Drive: Western Digital 640GB Caviar Black
Optical Drive: Sony DRU-V200S DVDRW
Graphics card: Sapphire Radeon HD 4870 1GB
PSU: be quiet! 850W Dark Power Pro
Case: Antec Twelve Hundred
OS: XP 32-bit


I have Crysis installed which seems to run perfectly, does anybody have any insight as to what may be going on here?

Cheers
Chris

Update: Each dimm has passed Memtest86 twice now with no errors.
Running dimms in different slots or different orders does not solve the lock ups (worth a try) :(
 
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Latest BIOS for your board? Asus have just released another update last week.

Try your RAM in the other coloured slots.
 
Yeh updated BIOS could work its magic I suppose, however I dont quite have the balls yet to possibly ruin my £200 board. Im not familiar with the process, USB in DOS the most effective/safest way?
 
yea just load up a bootable usb with the bios files on it.
use the hp usb tool to help make the flash bootble.
 
You can simply drop the files onto the stick if you want to use the Asus EZ Flast program in the BIOS itself.
 
Still no joy even with Memtest results and latest efforts :(
Although I havent updates BIOS yet, id hate for it to go wrong and not even be the solution lol Reflux have u updated your BIOS? If so how did u go abouts doing it?
 
Order should not matter at all. The only thing I have seen that matters on the P6T MOBOs is to use the correct slots for 3 modules. In this case, it's the orange slots.
 
Hey guys so I updated my BIOS to the latest however that didnt work, I locked up in CoD4 about 5 mins into play. Noticed my graphics card fan was a little louder at that point so I tried running the game at a low res which made the card quieter although the game still locked up.

Im starting to think my problem is not memory related anymore? Im going to install Crysis multiplayer today and see if that runs how it should.

Is there anything else I can try or can my £1200 machine just not run CoD4 :(!
 
If it's running Crysis and Memtest flawlessly, it has to be the game for sure or, some software you have running that is interfering with the game. Check your Windows Event Viewer and see if there are any notes there relating to the lockup. Also, try rebooting, look at your Task Manager, and kill off all unnecessary applications and services and try the game again.
 
Hey guys I didnt want to jinx it by posting this but I think its a software conflict. I think u may be right Yellowbeard, it seems the lock ups only occur when I have Fraps 2.2.5 open. I only ever use the program to take screenshots and its handy to monitor FPS. Cheers for the help guys heres me with fingers crossed its Fraps.

Thanks
 
Hey guys forgot about this thread sorry, well my CoD4 has been working flawlessly for almost 2 weeks now, until today (had quite a long gaming session). If I run CoD4 without Fraps running, the initial problem seems to go away, but randomly today I had the same lock up but without Fraps started. Im hoping this was just a one off, but it brought back terrifying memories :(

Almost certain its not the memory due to several Memtests etc, im thinking it could have been my GPU overheating although I doubt it. So I guess it could have been a one off Xfire glitch that caused the lock up, or MSN, as these are the two programs I typically have running in the background when I game.

When it happenned I sat there for about a minute in shock and confusion as I honestly thought the exact same problem wouldnt occur without Fraps started, I was convinced it was Fraps as for the past two weeks CoD4 has been running sound.
If it happens again and more frequently I will post back,

Edit: It happened 10 mins into the next game with just Xfire and MSN open :(!
Somethings tripping me

Cheers
 
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Hi so it just happenned 5 mins into CoD4 again but this time with nothing started in the background, which means im on the verge of comp out window :(



Theres a list of processes I have running when XP starts, my last hope is to blame it on one of them. Ive updated my PunkBuster to the latest and everyone else seems to fine with it so doubt its that.

The thing that confuses me about this is that for almost 2 weeks when I was under the impression that my problem was Fraps, CoD4 worked like a charm, I havent gone through any major changes from a software point of view, I did move my tower from underneath my desk and stuck it on top, could it be a connection problem at all? The DVI connectors seem to be firmly in but as u can see this problem seems to be making me very paranoid lol :D :(

Any suggestions and im willing to give it a try,
Thanks
 
hi m8 , ive had problems like that before and it was my gpu overheating, try running rivatuner, and putting fan speed to say 90% then try a sesh on cod 4, if not that it could be a trojan running in backgroung or a virus, do a a trojan remover scan and anti virus, and gl ;)
 
Hi kevin doubt its a trojan as its a clean copy of XP installed, and ran my GPU fan at constant 80% last night but froze up after an hour or so. It seems quite a few people have similar issues but nobody has figured it out yet, oh well.
 
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