I've tested them all.

Code:
GA-965P-DS3 (rev. 1.0) 					GA-965P-S3 (rev. 1.0)
Version	Date	Description				Version	Date	Description
F9	12/27/06	Update CPU ID  				F7	12/27/06	Update CPU ID
		FSB 1333 MHz support 				FSB 1333 MHz support
F8	12/19/06	Update CPU ID 						
F7	10/12/06	Support Intel Core 2 Extreme 			F6	10/12/06	Support Intel Core 2 Extreme
		Quad-Core CPU (Kentsfield) 				Quad-Core CPU (Kentsfield)
F6	09/20/06	To improve CPU compatibility issue		F5	09/20/06	To improve CPU compatibility issue
F5	09/06/06	Fix Memory compatibility issues  		F4	09/08/06	Fix Memory compatibility issues
		Fix some GFX card compatibility issues 				Fix some GFX card compatibility issues
F4	08/11/06	Update CPU ID  				F3	08/11/06	Update CPU ID
		Improve memory and VGA compatibility 				Improve memory and VGA compatibility
F3	07/17/06	Fix during the first POST after AC resume, 		F2	07/20/06	Fix during the first POST after AC resume,
		system will spend 3~4 seconds to perform 			system will spend 3~4 seconds to perform
		a power-off cycle 						a power-off cycle
F2	07/07/06	Improve CPU FSB timing 
F1	06/28/06	First Release
Using 965P-DS3 bios revision id's
F9 cold boot issue, dual M32 and orthos stable up to 480 FSB
F8i - F8 cold boot issue, dual M32 and orthos stable up to 450 FSB (POS)
F4 – F7 no cold boot issue, dual M32 and orthos stable up to 450 FSB

I'm back to 965P-S3 F6

CPU name E6300 OEM – lapped 6 B2 L624 A954
450x7 ~3150
vcore 1.325v bios
FSB v: normal
(G)MCH v: +.1
memory Firestix FSX800D2C-K2G
4 4 4 12 2.2v dual 32M passed
53c-56c load 19.5c-21.8c ambient
F6 & F7 dual super Pi 32M stable F7 cold boot issue
ORTHOS blend stable
(4 4 4 12 2.1v dual 32M failed)
{5 5 5 18 2.1v dual 32M passed}

Dear Gigabyte,
Please fix the cold boot issue.