Computer randomly crashing

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Joined
18 Oct 2009
Posts
604
Spec

EVGA 1000w Power supply

Asus Strix X670E-E Gaming Wifi Motherboard Cmos battery has also been replaced.

48 Gb GSkill Trident Z5 TZ5NRW memory with ram cooler. Memory is rated at 6400 but I have been running it at 6000 with tighter timings.

RTX 3090 Graphics

AMD 7800 X3D Watercooled with 2 x 360 radiators. CPU is and has not been overclocked.

G502X Mouse. G15 keyboard.

All has been operating OK since build over a year ago.

Problems.

Computer will randomly crash as in just as if the power cord was pulled. No warnings nothing in event manager other than informing that previously did not shutdown correctly.

No Whea errors in event manager.

HWInfo 64 was logging and nothing looks out of place. Everything looks steady with no visible sudden changes on any readouts to give a clue.

I can run a TM5 1Usmusv3 with no errors recorded.

Crashes still occur if I run with any 1 of the memory sticks installed. It makes no difference if I run the memory overclocked or standard.

These crashes are totally random and may be days apart. However they can also closely follow each other.

A few examples.

Computer crashes and will normally auto restart within seconds but not pass the bios forcing me to go into the bios and have to reset all the values as they have all reverted to auto. Almost as if the bios reset button had been pressed while the computer was running.

Sometimes on restart after crashing it will stop at bios code 99 super IO failure. I have to pull power cord and reset bios to get past this.

I have unplugged all USB devices apart from keyboard and mouse and it can still crash. All hard drives have been checked with no errors with CrystalDiskInfo.

It has also crashed and while I was in the bios entering values it has even crashed again while I am in the Bios. So it is certainly not windows related.

Just crashed while I was typing this into word, so plenty of saves going on.

Motherboard has been flashed to latest Bios.

Power supply has been replaced with an Antec 1200w no difference crashes continue.

Graphics card has been replaced with an RTX 5080 sorry but that 5090 is just ridiculously priced.

No difference to crashing but I wanted to upgrade that anyway so apart from a diminished bank balance that was as expected.

It has now crashed twice while I type this. And then tomorrow it will probably run fine even gaming for 4 or 5 hours without issue.

It may be nothing but 3 times now it has crashed when in a game and I pressed RMB has also happened pressing LMB and just now as I moved the mouse while typing in Word. Are these actions stressing something and causing a crash? But that is only 3 times and as these has been going on for weeks it has crashed many more times than that even while I have been AFK.

These problems are so intermittent and random that tbh for the first time ever rather than helping other people with their issues I am having to ask others if they have experienced the same.

Of course the remaining items to replace would seem to be potentially memory although my testing has almost convinced me that is good and of course current pricing is horrific.

Motherboard then the issue would be what to replace it with bearing in mind I am running 3 M2 drives.

Cpu argh would rather hang on until next release tbh. It would hurt to replace with current gen.

In fact as I am now a pensioner the thought of having to replace everything on a guess is really going to hurt.

All suggestions welcome (OK all serious suggestions)
 
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Not tried removing the M2s.
Power lead has been changed with the PS and it plugs into the wall socket.
 
Initially I suspected PSU. Typically a PC will exhibit those symptoms based on 3 potential issues.

Heat
Power(PSU or mobo short)
Some kind of catastrophic kernel issues with windows.

Seeing as it’s water cooled and you reckon hw64 is ok, and you’ve replaced the PSU, realistically it can only be the mobo and/or the CPU.
 
It has crashed from windows and while i have been in the bios after applying default values then entering my preferred values it has crashed again while I am in the bios yes. It may have been 15 to 30 mins in bios as i did get interrupted.
 
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Seems to be a bit of this around lately, im having the same issue although im starting to think mine is m.2 related. Issues seem to be by far worse when playing games with an auto save function and I dont generally get it at a desktop.

Im stating to think something has crept into the latest agesa bios as I didnt have these issues when running on f32
 
As an update to my crashing issues.
I have now tried each ram module separately ie only module 1 in slot A2 and then in slot B2 no issues runs without crashes for 2 weeks.
Also only module 2 in slot A2 and then in slot B2 no issues runs without crashes for 2 weeks.
For me this now rules out the memory modules and the motherboard as possible culprits.
As it only has issues when both memory modules are fitted at the same time. And wth the memory controller on the cpu I think its time i tried an RMA with AMD.
 
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48 Gb GSkill Trident Z5 TZ5NRW memory with ram cooler. Memory is rated at 6400 but I have been running it at 6000 with tighter timings.

Is this 2x 24 GB sticks or 2x 16 GB + 2x8 GB sticks or 1x 32 GB + 1x 16 GB or 1x 48 GB?
 
looks to be a non binary kit aka 2x24gb which don’t really work well on 7000 series, being non binary it puts more pressure on the imc in the cpu, hence the crashing with no real reason, memory configs on 9000 series ryzen are much better, i'd stick to 32gb kits on a 7800x3d
 
As it only has issues when both memory modules are fitted at the same time. And wth the memory controller on the cpu I think its time i tried an RMA with AMD.

Guess its worth a shot but will they even test it above the stock 5200 speed for that cpu?

Have you tried running it slower than 6000?

Max Memory Speed
2x1R = DDR5-5200
2x2R = DDR5-5200
4x1R = DDR5-3600
4x2R = DDR5-3600
 
The memory modules are 24gb each for 48 total. These exact modules are specifically approved by Asus for this motherboard and have been working without issue at 6000 speed for over a year.
It is a fair point about the rated memory speed but does anyone really stick to that?
Anyway looks like I have days ahead of me trying it at 5200 and this time I will be hoping it does still fail to qualify for RMA.
If not I will have to buckle and buy a newer cpu as there is a little gremlin in my brain screaming at me that anything below 6000 just ain't gonna be acceptable!
Although thinking back when it does fail it will then repeatedly fail and force me to enter bios on boot and have to reset all the values and it has even crashed while I was in the bios when it still had all default values.
So maybe the ram speed is not a factor. We shall see.
 
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