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Read bandwith is about 400megs higher.
Copy bandwith is about 2000megs lower.
L1, L2, L3 ECC now works, but isn't adjustable, improves cpu stability slightly.
Mem and cpu-nb clocking is worse.
Fsb spread spectrum is diff or working, I'm unsure which it is lol.
Oddities...
Cpu voltage regulation is tighter, good.
Cpu voltage goes 0.1v lower, I can't explain it yet, I'm on win2k3 and my power states are locked on the highest pstate.
Yet it acts as if another pstate is in effect, one lower then the highest.
I think it's either:
CnQ was never working in the 1st place, it's vid wasn't, but now is.
Or, turbo mode uses vid from one lv pstate lower now, so each pstate is now 0.1v lower then before.
Note, turbo was disable, but cpu cpb mode was enabled.
Also note cnQ and c1e was enabled, but they don't disable on the previous bios anyways.
Saving over the last cmos profile with the new bios, then going back to the previous, the older bios'es cmos profile in that last location is still intact but non of the others are.
Yeah that's an odd one...
I was able to verify that the previous bios'es ecc support is 100% broken.
This new bios definitely works but it's not adjustable.
I'm on the 1304 bios right now.
I'm not sure if I wan't to go back or not, this old bios clocks better.
But the bugs in it sorta outweigh the clocking.
But then there's the speed difference, the new bios has some extremely low bandwith scores.
My overclocking went to shiz though.
I can't boot 3.25ghz nb, nor 2133mhz mem anymore into windows.
On the older bios and I can post those speeds but can't boot windows.
On the new bios I can't post those speeds at all.
I have no idea why.
Regardless 3 major things with the new bios.
Overclocking is worse for mem and cpu-nb.
LLC @ 100% is really screwed up performance wise...
Mem bandwith is 2000m lower.
I suspect the low copy bandwith prob is due to the way bank interleaving is handled.
On the previous bios, address bits 12 was the fastest setting.
On the new bios they probably picked a setting out of there butt to use and hence the lower bandwith.
Edit:
Been trying to prime or ycrunch to check for lower nb voltages or what i need for 3.5ghz cpu speed and above.
Everytime it hardlocked...
Now I know why, cpu temp 73.3c and rising, nb temp 51c and rising...
Looks like it's time to replace my cpu's tim again, it's been about a month, I get sick of that.
I'm gonna try making my own asap...
Last edited by NEOAethyr; 03-22-2011 at 04:45 PM.
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