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-   -   Drives for high PCIE frequency? (http://www.overclockaholics.com/forums/showthread.php?t=3392)

Patch 09-20-2010 10:07 PM

Drives for high PCIE frequency?
 
Suggestions? (Aside from IDE. No ports.)

All the projects I'm currently working on benefit from (or must have have) PCIE of 125+.

My current drives limit me to 115 or less.

sofos1990 09-20-2010 10:11 PM

Velociraptors and SSDs :D
BUT you need to be sure that your vga can handle this pci freq ;)

Patch 09-20-2010 10:21 PM

Thx for response Sofos.

My Vrap is currently the problem. Used to do better, but lately not handling more than 115. Tried 2 different VGA's so far.....maybe try another tomorrow.

Haven't tried the OCZ vertex yet because I'm not benching what it's tuned for..... guess I should just slap it on to see before buying more drives.

sofos1990 09-20-2010 10:33 PM

IDE is for high pci freq for sure . If you want to bench 3dmark2001 SE then the most appropriate HDD is an IDE . Aside from IDE you can use the other controller of your motherboard, pci should go a little higher I guess .
130Mhz on pci is what you are looking for .

Splave 09-21-2010 03:01 AM

vertex2 does 130 and then shits a brick on the R3E for me :) vga is 8500gt 512mb this was with 920.

Like sofos said you can use the marvell ports etc

PS it was still scaling with pci-e at 130 :0

rickss69 09-21-2010 03:07 AM

I guess this will be my next hurdle. I am ignorant in the ways of pci...I have never benched with anything over 104. (Needs schooling) ;)

ReverendMaynard 09-21-2010 03:39 AM

all three of my 160gb Raptors handle 130-135 PCIE in the Intel RAID controller.

Patch 09-21-2010 06:47 AM

Yeah, I'll revisit 3D01 next time with different RAM and an IDE drive.

Right now I'm just trying to push a 920. Boots and benches at 239X21 under SS without a hiccup - but can't do 240 baseclock AT ALL. I've seen that kind of wall before.....and it's PCIE limited baseclock for sure.

Didn't think of trying a different port, doh! I've done 120+ PCIE before with this very drive..

ReverendMaynard 09-21-2010 06:56 AM

any of my 240+ bclck benches were done between 116 and 119mhz PCIE, just when trying to high validate over 250 did I need 130ish.

I may have my bios settings somewhere if you'd like to reference. With a 760 Classy though.

Quote:

Originally Posted by Patch (Post 55787)
Yeah, I'll revisit 3D01 next time with different RAM and an IDE drive.

Right now I'm just trying to push a 920. Boots and benches at 239X21 under SS without a hiccup - but can't do 240 baseclock AT ALL. I've seen that kind of wall before.....and it's PCIE limited baseclock for sure.

Didn't think of trying a different port, doh! I've done 120+ PCIE before with this very drive..


Splave 09-21-2010 07:00 AM

Quote:

Originally Posted by Patch (Post 55787)
Yeah, I'll revisit 3D01 next time with different RAM and an IDE drive.

Right now I'm just trying to push a 920. Boots and benches at 239X21 under SS without a hiccup - but can't do 240 baseclock AT ALL. I've seen that kind of wall before.....and it's PCIE limited baseclock for sure.

Didn't think of trying a different port, doh! I've done 120+ PCIE before with this very drive..

patch you on r3e? if so you need to use slow mode over 4000qpi link speed

ReverendMaynard 09-21-2010 07:04 AM

Quote:

Originally Posted by Splave (Post 55793)
patch you on r3e? if so you need to use slow mode over 4000qpi link speed

For real? How does that impact performance?

Patch 09-21-2010 07:05 AM

I was stuck at PCIE 113 last night, and it didn't like that very much - would occasionally drop things and not open aps until I dropped it to 112.

Not gonna waste LN2 until I'm only limited by temps/voltage.

Only reason I bought this chip was for some 2D bointage and a max validation. :D

Splave 09-21-2010 07:09 AM

Quote:

Originally Posted by ReverendMaynard (Post 55797)
For real? How does that impact performance?

no difference in 2d but 3d 06 and vantage cpu test are total fail. Good thing we dont use these for 3d though :thumbdown:


PS patch, some cards dont like to be at a certain range of pci-e so you can always try higher than where you failed as well. IE 113 fails try 120 etc

Patch 09-21-2010 09:15 AM

Just saw the slow mode tip, Splave. I've always avoided it because I'm usually doing 3D.


Lots of things to try here.

Neuromancer 09-21-2010 04:46 PM

Slow mode failed for me on 2D on the classified(5-6 seconds loss in 8M)... w00t.. this might be good news for ASUS 2d benches though :)

ny_driver 02-21-2011 07:09 AM

Just the thread I was looking for.:thumbsup:


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