what vcore should i run

jswjimmy

Senior member
Jul 24, 2003
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steping:jiuhb0320vpmw

i want to overclock it to 2300mhz just for benchmarks. but what should i use for a vcore? at 2200mhz it runs fine with a 1.65 vcore.

ive herd that 2300mhz is the max oc for this chip, anyone herd otherwise?

Edit: the xp1800 jiuhb0320 has been known to hit 2400mhz with a 1.75vcore on air, 2550 with a realy good water kit, and ive seen it at 2600 with a 1.9 vcore using vapor cooling.
 

Falloutboy

Diamond Member
Jan 2, 2003
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thiers no exacts in overclocking I'd try 1.7 and prime it if it runs for 12hours plus with no issues its fine if not bump it to 1.75.
 

jswjimmy

Senior member
Jul 24, 2003
892
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Originally posted by: Falloutboy525
thiers no exacts in overclocking I'd try 1.7 and prime it if it runs for 12hours plus with no issues its fine if not bump it to 1.75.

thanks ill try 220/10.5(2310mhz)@1.725
 

JBT

Lifer
Nov 28, 2001
12,094
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I run my 1700XP JIUHB 0319WPMW @ 2.4 Ghz with 1.725 vcore in the BIOS according to MBM5 1.76 in windows.

At any rate it varies from chip to chip so why don't you try and find out yourself...? GL though.
 

4x4expy

Senior member
Mar 15, 2003
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Originally posted by: JBT
I run my 1700XP JIUHB 0319WPMW @ 2.4 Ghz with 1.725 vcore in the BIOS according to MBM5 1.76 in windows.

At any rate it varies from chip to chip so why don't you try and find out yourself...? GL though.

I have the same week chip at 2.4ghz on an NF7-s. My vcore is set in bios at 1.775 and reads 1.72 in mbm5...
 

JBT

Lifer
Nov 28, 2001
12,094
1
81
Originally posted by: 4x4expy
Originally posted by: JBT
I run my 1700XP JIUHB 0319WPMW @ 2.4 Ghz with 1.725 vcore in the BIOS according to MBM5 1.76 in windows.

At any rate it varies from chip to chip so why don't you try and find out yourself...? GL though.

I have the same week chip at 2.4ghz on an NF7-s. My vcore is set in bios at 1.775 and reads 1.72 in mbm5...

Yep sounds right as the NF7-S undervolts and A7N8X's over volt.