Author: Tony Nichols
Date: 14:13:25 02/08/06
Go up one level in this thread
On February 08, 2006 at 16:15:59, Dagh Nielsen wrote: >On February 08, 2006 at 13:17:43, Keith Ian Price wrote: > >>On February 08, 2006 at 12:18:25, Dagh Nielsen wrote: >> >>>On February 08, 2006 at 09:28:50, K. Burcham wrote: >>> >>>> >>>>amazing hardware available today. I would like to see smp Rybka with this >>>>processor. Also would be very curious to see how much depth increase will >>>>increase strength with Rybka. >>>> >>>>One bonus which the Athlon64 FX-60 model has over prior Athlon64 X2 processors >>>>is that the FX-60 is multiplier unlocked, giving overclockers a chance to push >>>>their expensive new toys to even higher clock speeds if they so desire. The CPU >>>>has a default multiplier of 13x (2.6 GHz), but can easily be pushed up to 13.5x >>>>(2.7 GHz) or 14x (2.8 GHz) without bumping up voltages or needing extra cooling. >>>>However, going beyond 2.8 GHz gets tricky, and typically will require hefty >>>>boosts in voltage. We were able to get our chip up to 2.9 GHz (14.5x) by bumping >>>>up the voltage from 1.35V to 1.45V. We were able to get the system to POST and >>>>run shortly at 3.0 GHz clock speed, but the processor was highly unstable at >>>>this speed. >>>> >>>> >>>>AMD Athlon64 FX-60 (2.6 GHz) 23480 >>>>AMD Athlon64 X2 4800+ (2.4 GHz) 21670 >>>>AMD Athlon64 X2 4600+ (2.4 GHz) 21589 >>>>AMD Athlon64 X2 4400+ (2.2 GHz) 19912 >>>>AMD Athlon64 X2 4200+ (2.2 GHz) 19893 >>>>AMD Athlon64 X2 3800+ (2.0 GHz) 18032 >>>>Intel Pentium-D 950 (3.4 GHz) 17985 >>>>Intel Pentium-D 930 (3.2 GHz) 16974 >>>>Intel Pentium-D 920 (3.0 GHz) 15498 >>>>Intel Pentium-D 920 (2.8 GHz) 14874 >>> >>> >>>I'm going to assemble my system with an Opteron 170 processor on Friday, I hope >>>to overclock to speeds around 2.7-2.8 as well without boosting voltage. I did >>>buy quality RAM and motherboard, but my system is still quite a bit cheaper than >>>a FX-60 system. According to reviews I read, FX-60 is not such an awesome >>>overclocker; it currently simply seems very difficult to get an X2 chip >>>performing at 3GH. >>> >>>Kind regards, >>>Dagh Nielsen >> >> >>Be careful of Opteron motherboards when overclocking chips without unlocked >>multipliers. Many Opteron motherboards require registered memory, which becomes >>unstable at front side bus speeds > 10% over normal. Does the 170 have 940 pins >>or 939? >> >>kp > >It's a 939 pins Opteron 170, along with a DFI Ultra-D motherboard. Ram is: > >G.Skill Extreme Series 2GB (2 x 1GB) DDR 500 (PC 4000) > >Power supply is OCZ PowerStream 520 Watt, I just mention it because this DFI >mobo is quite picky about power supplies. This power supply is the best for this >DFI board. > >The opteron 170 should do between 2.6 and 2.9, and the ram practically >guruanties 2.5 but can usually go further up. > >I decided against some more expensive OCZ or Mushkin ram because there were 3D >problems reported with a certain batch of them; they could do what they should, >but couldn't overclock. The G.Skill should be fine overclockers. > >Regards, >Dagh Nielsen You can also use a ram divider to hit higher clock speeds. Regards Tony
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