X2 550BE Ver2

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AMD X2 550BE @ X4 Overclocking Spreadsheet

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Motherboard:

TA790GX 128M

BIOS: 78DEA133

Linpack Settings

Ram used - 2560mb for Windows 7 (64-bit)

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RAM:

G.Skill PC2-8500 5-5-5-15

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PSU:

PC&P Silencer 750W

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OS:

Windows 7 (64-Bit)

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Graphics:

ATI 2900XT

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CPU Cooler:

Sunbeam Core-Contact Freezer


.	FSB	Multiplier	CPU-NB speed	HT link	Memory speed	Memory Timings	Vcore	Vcore overvolt	CPU-Z Vcore	Vcpu-nb	Vdimm	Vnb	Linpack 20 run	Prime95 Blend	Memtest
.	200	15.5	2000	1600	1066	5-5-5-15-24-2T	1.2	Startup	1.38	1.2	2	1.2	N/A	Pass - 12:18
.	200	18.5	2000	1600	1066	5-5-5-15-24-2T	1.2	0.2	1.38	1.2	2	1.2	Fail
.	200	18.5	2000	1600	1066	5-5-5-15-24-2T	1.2	0.25	1.424	1.2	2	1.2	Pass	Fail
.	200	18.5	2400	1600	1066	5-5-5-15-24-2T	1.25	0.2	1.424	1.25	2	1.2		Fail - 2:00
.	200	18.5	2400	1600	1066	5-5-5-15-24-2T	1.25	0.2125	1.44	1.25	2	1.2		Fail - 0:30
.	200	18.5	2400	1600	1066	5-5-5-15-24-2T	1.25	0.225	1.456	1.25	2	1.2		Fail - Core 0 - 3:20
.	200	18.5	2400	1600	1066	5-5-5-15-24-2T	1.25	0.2375	1.472	1.25	2	1.2		Fail - Core 1 - 3:45, Rest stable for 7hr		Heat problem?
.	200	18.5	2400	1600	1066	5-5-5-15-24-2T	1.25	0.25	1.472	1.25	2	1.2		Pass - 12:03		Case doors off
.	200	19	2400	1600	1066	5-5-5-15-24-2T	1.25	0.25	1.472	1.25	2	1.2	Fail			3800 not doable
.	200	19	2400	1600	1066	5-5-5-15-24-2T	1.3	0.2	1.52	1.3	2	1.2	Fail
.	RESEATED HEATSINK + Changed BIOS: Modded 78DEA133 for 2000HT link
.	200	19	2400	2000	1066	5-5-5-15-24-2T	1.25	0.25	1.472	1.25	2	1.2	Pass	Fail - Core0 - 0:18.. Core 2,3 stable for 7hrs		Failing at small ffts = CPU problem
.	200	19	2400	2000	1066	5-5-5-15-24-2T	1.25	0.26	1.488	1.25	2	1.2		Fail - 0:30		Failing at small ffts = CPU problem
.	200	19	2400	2000	1066	5-5-5-15-24-2T	1.25	0.2375	1.472	1.25	2	1.2		Fail - Core0,1 - 0.30		Failing at small ffts = CPU problem
.	205	18.5	2460	2050	1093.4	5-5-5-15-24-2T	1.25	0.25	1.472	1.25	2	1.2		Fail		Failing at small ffts = CPU problem
.	204	18.5	2460	2040	1088	5-5-5-15-24-2T	1.25	0.25	1.472	1.25	2	1.2		Fail		Failing at small ffts = CPU problem
.	203	18.5	2460	2030	1082.66666666667	5-5-5-15-24-2T	1.25	0.25	1.472	1.25	2	1.2		Fail
.	202	18.5	2626	2020	1077.33333333333	5-5-5-15-24-2T	1.26	0.2375	1.472	1.26	2	1.2		Fail @ 640k
.	202	18.5	2626	2020	1077.33333333333	5-5-5-15-24-2T	1.26	0.2375	1.472	1.26	2	1.2		Fail


.	201	18.5	2626	2010	1072	5-5-5-15-24-2T	1.26	0.2375	1.472	1.26	2	1.2
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.	UNDERVOLTING with CnQ enabled
.	200	15.5	2000	1600	1066	5-5-5-15-24-2T	1.1875	0.0125	1.2	1.1875	2	1.2		Fail - 1:48
.	200	15.5	2000	1600	1066	5-5-5-15-24-2T	1.1875	0.05	1.232	1.1875	2	1.2		Pass - 4:19
.	200	16	2000	1600	1066	5-5-5-15-24-2T	1.1875	0.05	1.232	1.1875	2	1.2		Fail - 7:58
.	200	16	2000	1600	1066	5-5-5-15-24-2T	1.2	0.037	1.232	1.2	2	1.2		Fail - 768k
.	200	16	2000	1600	1066	5-5-5-15-24-2T	1.2	0.05	1.232	1.2	2	1.2		Fail - 768k
.	200	16	2000	1600	1066	5-5-5-15-24-2T	1.21	0.05	1.248	1.21	2	1.2		Pass - 24:00
.	200	16	2200	1600	1066	5-5-5-15-24-2T	1.21	0.05	1.248	1.21	2	1.2		Fail
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.	Watercooled - BIOS-080014
.	265	14	2650	2120	1060	5-5-5-15-25-2T	1.35	0.075	1.408	1.35	2	1.2