X2 4400 vs X2 4800 S939 Overclocking

krazyIvan

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I’m finding 2500MHz to be a wall with a VCC of 1.45V on my new X2 +4400, I can go higher but I don’t know if the higher temps and VCC needed is worth it (1.5V @ 58-60c). But I’m still slowly working my way up to 2600MHz.
 

x1900xtcooler

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I’m finding 2500MHz to be a wall with a VCC of 1.45V on my new X2 +4400, I can go higher but I don’t know if the higher temps and VCC needed is worth it (1.5V @ 58-60c). But I’m still slowly working my way up to 2600MHz.

What kinda cooling you got?
 

borandi

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I’m finding 2500MHz to be a wall with a VCC of 1.45V on my new X2 +4400, I can go higher but I don’t know if the higher temps and VCC needed is worth it (1.5V @ 58-60c). But I’m still slowly working my way up to 2600MHz.

I'm the same. X2 4400+ @ 2.475GHz without any voltage increases on air, but scary enough temps on load to not put it any higher. (By scary I mean 55ºC in the summer - generally AMDs shouldnt go above 60)
 

jelly1228

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I have a 4400+ and I can get it to 2.5ghz at 1.475v. But to get to 2.6ghz I have to run it at 1.55v. I would go for the 4800+ you have a higher multi and you are running 2.4ghz at stock. The chips are the same, the 4400+ is at 11 multi and the 4800+ is 12 multi. I would think you could get a higher clock out of the 4800+.
 

jelly1228

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I have a 4400+ and I can get it to 2.5ghz at 1.475v. But to get to 2.6ghz I have to run it at 1.55v. I would go for the 4800+ you have a higher multi and you are running 2.4ghz at stock. The chips are the same, the 4400+ is at 11 multi and the 4800+ is 12 multi. I would think you could get a higher clock out of the 4800+.
 

krazyIvan

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[/img]Ok, tonight’s results:

CPU = 263 X 9.5, 2502MHz
HTT = 1052MHz
RAM = 416MHz, 2.5-3-3-6 T1
53c on Prime95 running on both cores.
 

Forsaken1

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4800 here.Playin with short time.Here it is so far.H20 for cooling.
12x234=2808
cpu volts 1.5
2.5-3-3-6 1t@2.7v

8hrs stable on sp2004 orthos.
 

Forsaken1

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4800 here.Playin with short time.Here it is so far.H20 for cooling.
12x234=2808
cpu volts 1.5
2.5-3-3-6 1t@2.7v

8hrs stable on sp2004 orthos.

Thats exactly where I am with my new X2 4800 but I am on air! Using the Artic Freezer Pro 64 and my temps at this speed are 35c idle and 47c load. 8)

At 2880 now.What stepping you have?My core 1 runs a little less then 47c.Core 0 always 3c-5c less.My stepping.Nice job on air :D .

ADA4800DAA6CD
CCBWE 0601UPMW
 

krazyIvan

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Wow, that’s a 400MHz over stock increase with only a 0.15V VCC increase. That’s 133MHz/0.05V.
The best I can do is 100MHz/0.05V w/o errors in P95.

PS. That’s based on a theoretical stock voltage of 1.325V VCC
 

Moximus

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I don't see why everyone changes the standard air cooling solution to something after market.

I have a 4400 on a ASUS A8N-sli deluxe and I am getting a very stabel 2.53ghz on only 1.4 volts. Multiplier is 11 hyper transport is 4. CPU freq is 230 i think.

The idle temp is 30c and it hasn't got hotter than 48. I just have had very good experiences with this stock cooler, especially since it has heat pipes standard.
 

Dahak

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unfortunately the multiplier is locked at 11x on the 4400 whereas the 4800 is 12x.the 4400 will reach 4800 speeds but not with the multiplier.awesome cpus bothe.goodluck.

Dahak

EVGA NF4 SLI MB
X2 4400+@2.4 S-939
2 7800GT'S IN SLI MODE
2X1GIG DDR400 MEMORY IN DC MODE
WD300GIG HD
520WATT PSU
EXTREME 19IN.MONITOR
 

jelly1228

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I have the stock heatsink on my 4400+ and love it my temps are 30c Idle - 47c load! I want to get the xp120 to realy get my temps down and see what this chip can do! I have seen guys hit 2.8ghz - 2.9ghz but with IHS removed.
 

cobrakill

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I have an 4400+ and I have been able to hit a max right at 2.8, thats with 1.5volts, I keep it at 2.64 now for temprature and stablity reasons.
 

jeanpieterse

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Processor : AMD 64 X2 4800+ Brisbane @ 3.125 Ghz (250*12.5) 1.41V
Motherboard : ASUS M3A32-MVP Deluxe
Memory : DDR2 800Mhz = 2 X 1Gb Transcend @780 Mhz
Graphics : XFX GeForce 8800GS 384MB @ 725/950/1700
Sound : Soundblaster Audigy 5.1
 

kassenz

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lol Timewarp.


I thought I was the last one left sill running a 939. Mine actually runs most games fine, even being a single core. See the new Tom's artical on 939's on gaming? Mine runs HL2/Counter Strike at 195fps and BF2 pegged at 100fps. Suffers on Crysis and the new stuff. The 980GTX i just install seems to run physx demos smooth.

I finally got mine running up to 2.8ghz stable this spring. I learned about the ram ratio.

FSB = 255x11, = 2805ghz stable
CPU = 1.45v
RAM:BUS = 6:5
RAM = cqc = disabled, 2.5-3-3-7 x4 Mushkin DDR400 @ 2.7v

Now, I've been playing with volts, ram timings, and drivers. I had to flash my Ram with SPDtool to get 2 gigs working on a DFI Lanparty NF4.

I just shoe-horned in a 9800GTX, and retired my 7950GX2. All the new 280's and 260, 4870's are really long length.
The new video card covered my SATA ports, so I had to dremel away a bit of the cover to get my harddrive cables to fit in.

3dMark 2006 = http://service.futuremark.com/compare?3dm06=8727160
3dMark 2005 = http://service.futuremark.com/compare?3dm05=4571847

heres a photo of mine compared to a Phenom quad core with a 7950GX2:

2881247046_0cab148e36.jpg


I think in 2009 when the 45nm AM3 Phenoms come out I'll retire this old single core.
 

Dahak

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I have a X2 4400+ in my secondary system.I have it running at 2.8ghz stable with 1.5v on air,using an evga MB.I was able to get it to 2.9 and load windows,but wouldn't run any benches.My temps are 42c idle and 57c under load.I have had it running like this for just over a year now with no problems.The Toledo cores seem to oc quite well.Goodluck.

Dahak

M2N32-SLI DELUXE WE
X2 5600+ (3.2)
2X1GIG DDR2 800 IN DC MODE
TOUGHPOWER 850WATT PSU
EVGA GTX 260
SMILIDON RAIDMAX GAMING CASE
ACER 22IN WS LCD 1680X1050
250GIG HD/500GIG HD
G5 GAMING MOUSE
LOGITECH Z-5500 5.1 SURROUND SYSTEM
500WATS CONTINUOUS,1000 PEAK
WIN XP MCE SP2
 

jeanpieterse

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CPU 4800+ Brisbane (stock 2500Mhz) @ 3Ghz (12.5 X 240) HT = 1200
My Vcore only 1.37v.. Idle temps 32-34C Full load 45-48C.. (aircooling)
My cooling - Blue Orb II
I had it stable on 3.2Ghz.. But that was a bit hot for aircooling...

Ram - 4GB DDR2 800 @ 856Mhz
ASUS M3A32-MVP Deluxe
 

antiacid

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my x2 4400+ doesn't go past 2.3 stable, even with 1.5-1.6v. Boots 2.75 but doesn't go into windows. I'm on a msi board, neo4f deluxe.
 

kassenz

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Its not the volts or the bus. its all about the RAM timing. set it to 2.5-4-4-4-8 and crank it to 233, OR set it to 2.5-3-3-3-8 and move the ratio to 6:5 or lower and remeber to adjust the hyperthreading ratio to 5:4 or 1/3. AMD's do like the hypertheading over 1020mhz and the RAM does not like to go over 420mhz

If you keep the memory within spec, you can pump the bus up to 255mhz, to get 2.8ghz and have it run 50% faster than stock (depending on your hardware)