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GA-870A-UD3 and Radeon r9 270x

GA-870A-UD3 and Radeon r9 270x
« on: June 17, 2015, 08:09:37 pm »
Hello, i'm getting those grey screens (idle or game) and i was wandering if there can be any incompatibility between my motherboard and graphics card.
I tested with better power supply so i don't think its that, nothing is overclocked and it's my second card that does this after RMA.

Main Board: Gigabyte GA-870A-UD3 rev. 2.2
Bios Version: F4
Video Card: AMD Radeon R9 270X GAMING OC
PSU:   OCZ ModXStream Pro 500W 80+ modular SLI PSU
12v rail Rating of listed PSU: 18A (2 rails)
CPU: AMD Phenom II X4 965e @ 3400   MHz
Memory: 8192  MB DDR3-SDRAM pc3-10660 GEIL
SSD/ HDD: Samsung SSD 850 PRO (system),Seagate ST1000DM003-1ER162
Any Additional hardware plugged into your system:
OC: No
Operating System:
Windows 7 sp1 64bit

Video Bios Information
Date : 04/08/14
ID : 113-C6310100-X15
Bios PartNumber : 113-C6310100-X15
Bios Version : 015.045.000.000
Bios Date : 2014/04/08 01:43
Driver : v 14.501.1003-141120a-177998C
Catalyst : v 14.12 AMD Catalyst Omega Software