CPU/Mobo Is my cpu faulty????

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hellgate

Discoverer
Hi,

My current config is :

i7 920 D0
GA X58A-UD3R
3*2GB GSkill DDR3 1600MHz @ CL9
GTX 480
TX850W
2*1TB 6gbps drives
1*500GB & 1*320GB drive
1*SONY DVD-RW drive

The problem is that a few days back I was getting random BSOD wrt Memory_Management, NTFS.sys etc
Upon troubleshooting i found that 1 of the ram sticks was throwing up klots of errors in memtest 86.

After i removed the stick things were working fine till two days back, when the system started shutting down randmonly (no BSOD).

Upon troubleshooting found that ram in the 1st channel (Ch 1, first white slot from proccy) was not getting detected.
Even if i took out the ram stick from that slot the system wouldnt post neither would it give the beeps for no ram.
However the system is posting and working fine if i populate the other 2 rams slots (white slots).

Now my question is has the IMC in the proccy gone kaput?
Why else is it not trowing up errors when DIMM 1 is not populated?
Tried resetting the cpu but to no avail.

So guys I need your help in acertaing if the cpu is faulty so that I can RMA it.

Thnx & Regards,
HellGate
 
^^may be a mobo issue better check with another system.
1. your proccy in others mobo
2.others proccy in your mobo

this way both your hardware will be tested :)
 
@OP

Did you try using the rams on the slots other than the faulty one and tried booting your system? Processors generally have rock solid build quality and generally dont get faulty until and unless you try some huge overclocking with them.
 
devvfata1ity said:
did you check your proccy on another board? might be also that the first DIMM slot on your mobo is malfunctioning
guys if the slot had been faulty, wouldnt i get faulty ram beeps as i7 reqs the first dimm to be populated.

Also i dont have access to another i7 system
 
If u have not overclocked ur CPU than the problem is with the motherboard... And moreover u are not receiving any beeps when u try to boot w/0 ch1 being populated that further proved ur mobo is faulty... Cause AFAIK proccy kicks in only after all tests are done by the mobo to check if alll devices are proper or not... So if u not receivng any beeps gaurantee ur mobo is spoilt...
 
lida said:
If u have not overclocked ur CPU than the problem is with the motherboard... And moreover u are not receiving any beeps when u try to boot w/0 ch1 being populated that further proved ur mobo is faulty... Cause AFAIK proccy kicks in only after all tests are done by the mobo to check if alll devices are proper or not... So if u not receivng any beeps gaurantee ur mobo is spoilt...
Got a question mate, isn't the proccy necessary to test the other devices and all, because motherboard can't do any processing, thats the work of the proccy AFAIK
 
x58 doesn't need the first ram slot to be populated for a boot .. atleast not on my asus boards :)

Will check on the UD7 and let you know about gigabyte :)

you can use a single stick on any of the primary ram slots and it will boot. I use the last slot when benching ln2.. single channel runs to eliminate the cold boot bug :)

Are all your sticks of ram ok ? test them individually .

If they are all ok then it means that you have a dead ram slot.
 
^^^ not all the rams sticks are ok.

Out of the 3 sticks one is fault so was running the system on dual ch mode.

Now the problem that I am facing is that I dont know whether I need to RMA the cpu or the mobo.

The mobo was purchased just a few weeks ago from SMC.
 
Does the system boot if you have the working ram plugged in to first ( faulty) and second slot ?

If not then 99.9 % you have a dead slot... your chip would not boot if it had a dead/damaged IMC ...

The fact that it handles 4GB just fine tells me the IMC is ok.

Chances are either the slot killed the ram or vice versa. Have seen that happen myself.

cheers and kind regards bro.. hope this can get sorted out :)
 
Good ram + 1st slot = no boot (no post nor beeps)

good ram + 2nd slot/3rd slot = system posts fine, no stability issues @ 4.4GHz

good Ram on 1st slot + good ram on second slot = System boots fine, but detects on 2GB out of the 4GB. stability issues at stock

based on these sud i RMA the mobo?
 
Yep.. id say 99.9999 % its the mobo :)

This is what makes me think so .. like you said.

good ram + 2nd slot/3rd slot = system posts fine, no stability issues @ 4.4GHz .... Overclocked that much and no issues practically guarantees that the IMC and chip is Perfectly OK :)

good Ram on 1st slot + good ram on second slot = System boots fine, but detects on 2GB out of the 4GB. stability issues at stock

Cheers and kind bro !
 
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