Newly built pc, many problems

pb_junkie

Limp Gawd
Joined
Mar 11, 2003
Messages
313
Setup goes:

Thermaltake Tsunami case
Gigabyte GA-965P-DQ6 Socket T (LGA 775) Intel P965 Express ATX Intel Motherboard
OCZ S.O.E 2GB (2 x 1GB) 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400) Dual Channel Kit
Antec NeoPower NeoHE 550 ATX12V 550W Power Supply
SAMSUNG 205BW Black 20" 6ms Widescreen LCD
BFG Tech BFGR79512GTOCE Geforce 7900GT 512MB GDDR3 PCI Express x16 Video Card
Intel Core 2 Duo E6600

well thats the main of it. now for the problems:

sometimes/ part time video card working
sometimes doesnt turn on
cant get finish install of windows
sometimes freezes on boot

no overheating or anything like that. im at 23C.. so im pretty sure thats not the problem. im thinking maybe power supply? or mobo, or a combo of both?

thanks for reading
-Josh
 
$20 says it's your memory.

Run memtest for 24 hours, I'll bet you have lots of errors.
 
how do i run memtest... without windows?

edit: the computer works as of now.. i think. i was single channeling the memory, and i dualed it.
 
go use a stable machine to download memtest to either a bootable cd-r, floppy or memory key...

go to http://www.memtest.org/ and follow the instructions on how to do that.

oh and make sure your ram is set to 2.1 volts, that the appropriate ram divider is set for the ram, and that the timings are correct... set it to 2T cmd rate for now.

then run memtest and if it passes at least 2 or 3 times... then run prime 95 with two instances (search the forums here on how to do that) to make sure your hardware is stable.
 
EDIT:i thought... the computer was running stable


going to run memtest how to i change the volt/timing
 
FYI i made the Original Post right after i built this computer, so this computer has only been running for about 19 hours
 
might have foundout an issue that i overlooked...

OCZ uses 2.0 volts and my motherboards memory controller puts out i wana say 1.8 volts...


i need to adjust.

also the timing is horrible. but no pc6400 has good timing... whats a good alternative?
 
i don't quite understand? are you using matched sticks of RAM, because how could one stick be rated at 1.8v and one be rated at 2.0v?

i believe corsair ddr2 dimms use 1.8-1.9v

but maybe if you update your BIOS, you will be able to set your RAM voltage...

but i don't know how safe it is to try to update a BIOS with unstable RAM... you could kill your BIOS i think. but if you really have one stick that's rated at 1.8v, just use that stick by itself, and then you can probably update your bios safely with it (run memtest first with that stick by itself).

but I think you're better off changing the RAM, especially since updating the BIOS will probably not fix the problem.
 
what iwas saying was only like kingston has 1.8v memory... i bought mine in a package, 2 x1 gb from ocz 2.0 volts..
 
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