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Batalov 2012-10-27 03:00

[QUOTE=kladner;316120]Wow! I offer condolence, and express personal concern since I run one of those. Is it the three fan model? Also, what blew?[/QUOTE]
I've seen multiple pictures by others, so I have an idea how it looks like - a blown capacitor... or maybe a fried memory module. In the GV-NV570OC-13I, all the elements are under a massive cooler (which is technically a vapor chamber!) so I am not going to look; it's for the RMA people to do. The point is that it smelled and prevented the whole comp from booting after it blew.

I have a backup el cheapo card with which the comp still runs quite fine ...and looks for Proth primes for now, and these incidentally have a chance of being a Fermat factor.

kladner 2012-10-27 03:33

Yep. Same as mine. Guess I better be nice to it.

I have been under that massive cooler, and I don't really like the strips of black foam-like substance which serve as the VRAM heatsink interface/heat spreader.

The heatsink surface itself is smooth enough, but not very flat. I replaced the modeling-clay-consistency heatsink compound with Arctic Silver 5, but left the foam strips.

My experience has been that the VRAM does not meet advertised specs for frequency, at least when you try to run CUDALucas.

May your RMA be speedy, and the replacement a better specimen.

chappy 2012-10-27 03:39

[QUOTE=kladner;316127]

May your RMA be speedy, and the replacement a better specimen.[/QUOTE]

So say we all.

kladner 2012-11-01 05:16

GTX 570 Go POOF!
 
[QUOTE=Batalov;316118]My Gigabyte 570 blew up! RMA will probably take a week or more.

To paraphrase Erdos, "during this abstinence, the mathematics will be set back by a week". The mathematics of Fermat Factoring, that is. ;-)[/QUOTE]

Ouch. Something just went "poof" down in the case, and the screen blanked out. It didn't come back until I changed the monitor connection to the GTX 460. Now the 570 does not appear in the Device Manager. Blown caps is my guess.....but I'm not diving in there tonight. I guess it's better if I shut it down, in fact.

I hope I can RMA it. The serial number puts it within the warrantee period.

Batalov 2012-11-01 05:24

Same here. I was surprized to learn that (unlike EVGA) they don't ask for registration aggressively, and instead use the manufacture date which is embedded into the serial number. Mine was 1201... (1st week of 2012.)

Even though I bought it from Tiger, the silver lining is that I could cheaply FEDEX-ground it to LA (the City of Industry, that seems to be the [I]real[/I] Little Taiwan. Literally [I]every[/I] company's USA address is there! Like every credit card company address is in DE, unless it is in ...ND).

kladner 2012-11-02 21:40

[QUOTE=Batalov;316607].....instead use the manufacture date which is embedded into the serial number. Mine was 1201... (1st week of 2012.)
[/QUOTE]

Mine turned out to be the same. I had a close call, though. The guy I bought the card from on eBay sent a box-end flap which matched the model. However, with the card pulled from the computer I discovered that the serial numbers did not match. This would have caused trouble when Gigabyte got the card if I had reported the wrong number. The box-end gave a manufacture date of 1145, or November 2011. The sticker on the card itself began with 1201.

This raises a question about capacitors used in that period of manufacture given Batalov's experience. I also question the VRAM chips used. My 570 would not run CUDALucas until I turned the memory clock down from the stock of 1900, to 1800 MHz. It did fine in mfaktc at its (factory OC 780 MHz for GPU clock, nVidia spec 1900 MHz RAM) stock settings or slightly higher.

Xyzzy 2012-11-07 00:51

[QUOTE]I think that you probably would have noticed if you paid attention to "main stream media", they are usually good about letting people know about the dead lines.[/QUOTE]We just saw on the telly that some poll stations (New Hampshire?) have long lines for [U]same day registrations[/U]! So what's up with Arkansas?

:mike:

kladner 2012-11-07 00:58

Some states have more progressive attitudes than others.

Batalov 2012-11-07 01:01

I was amazed to see how many names around mine and my daughter's were noted as mail-in voters. Pretty much the whole page. Here, in CA, you also cannot vote if you missed the registration deadline, but at least if were late to mail, you can drop the mail vote personally.

ixfd64 2012-11-07 01:03

Mike: I hope you voted a provisional ballot anyway. It may or may not count, but it's the participation that matters. Plus, you can still tell people that you voted. :smile:

Batalov 2012-11-08 05:24

[QUOTE=kladner;316795]Mine turned out to be the same. I had a close call, though. The guy I bought the card from on eBay sent a box-end flap which matched the model. However, with the card pulled from the computer I discovered that the serial numbers did not match. This would have caused trouble when Gigabyte got the card if I had reported the wrong number. The box-end gave a manufacture date of 1145, or November 2011. The sticker on the card itself began with 1201.

This raises a question about capacitors used in that period of manufacture given Batalov's experience. I also question the VRAM chips used. My 570 would not run CUDALucas until I turned the memory clock down from the stock of 1900, to 1800 MHz. It did fine in mfaktc at its (factory OC 780 MHz for GPU clock, nVidia spec 1900 MHz RAM) stock settings or slightly higher.[/QUOTE]
I now got the [I]same[/I] card back. -- It was repaired. So far, passed most of the tests. Maybe one day I will look under the sink.


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