** Official ** Gigabyte UD3 P45 Series -- EP45-UD3 / EP45-UD3R / EP45-UD3P

[BuGjAE]

@ Jsunn ,try this setting should make it possible try flash BIOS
to F7c may help also ( I use this rightnow and I think more stable than other)

Robust Graphics Booster .................: [Turbo]
CPU Clock Ratio .........................:  8
Fine CPU Clock Ratio.....................: [+0.0]
CPU Frequency ...........................: 4000MHz 
Clock Chip Control  
Standard Clock Control 
CPU Host Clock Control..................: [Enabled] 
CPU Host Frequency (Mhz) ............: 500Mhz 
PCI Express Frequency (Mhz) .........: [101] 
C.I.A. 2.............................: [Disabled] 
Advanced Clock Control [Press Enter] 
CPU Clock Drive...........................: 800mv 
PCI Express Clock Drive...................: 900mv 
CPU Clock Skew (ps).......................: 0ps 
MCH Clock Skew (ps).......................: 0ps 
DRAM Performance Control 
Performance Enhance....................: [Turbo] 
Extreme Memory Profile (X.M.P.)........: [Disabled] 
(G)MCH Frequency Latch.................: [Auto] 
System Memory Multiplier ..............: 2.00D
Memory Frequency (Mhz) ................: 1060Mhz 
DRAM Timing Selectable ................: [Manual]
Standard Timing Control
CAS Latency Time...............................: [5]
tRCD ..........................................: [5]
tRP'...........................................: [5]
tRAS...........................................: [15] 
Advanced Timing Control [Press Enter] 
tRRD...........................................: [Auto]
tWTR...........................................: [Auto]
tWR............................................: [Auto]
tRFC...........................................: [Auto]
tRTP...........................................: [Auto]
Command Rate (CMD) ............................: [Auto]
And all ao the rest is AUTO but may try 
Static tRead Value......................: [9-10] <-----should possible with your RAM

Motherboard Voltage Control
Load-Line Calibration....................: [Enabled]
CPU Vcore….……….........1.22500V*.........: 1.25 <--Up to your CPU require
CPU Termination…...... 1.200V*...........: 1.20
CPU PLL………………….........1.500V*...........: 1.50
CPU Reference..........0.760V............: [Normal]
MCH/ICH 
MCH Core……………..........1.100V............: 1.26
MCH Reference..…...….….0.760V............: [Make Value to 0.68-0.70 in ET6]<---Very important for C2D E8xxx
MCH/DRAM Reference.....0.900V............: [Normal]
ICH I/O…………....……......1.50V............: [Normal]
ICH Core...............1.100V............: [Normal]
DRAM 
DRAM Voltage ……........1.800V............: 1.90
DRAM Termination ...…..0.900V............: [Normal]
Channel A Address Vref 0.900V............: [Normal]
Channel B Address Vref 0.900V............: [Normal]
Advanced Settings 
Limit CPUID Max. to 3.....................: [Disabled] 
No-Execute Memory Protect.................: [Disabled] 
CPU Enhanced Halt (C1E)...................: [Disabled] 
C2/C2E State Support......................: [Disabled] 
x C4/C4E State Support....................: [Disabled] 
CPU Thermal Monitor 2(TM2) ...............: [Enable] 
CPU EIST Function.........................: [Disabled] 
Virtualization Technology.................: [Disabled]