Hi there I also am having same problem as poster above,only difference is I have a gforce 470 oc 1 gig card. I update my drivers through NVidia Experience,new driver came out last night 331.82,problem also happened on last 2 older drivers also.dxdiag included.sry didn't know how to add thumbnail for u added as file thoughDxDiag.txtDxDiag.txt ------------------ System Information ------------------ Time of this report: 11/20/2013, 14:47:47 Machine name: CAPT-PC Operating System: Windows 7 Home Premium 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.130828-1532) Language: English (Regional Setting: English) System Manufacturer: System manufacturer System Model: System Product Name BIOS: BIOS Date: 06/17/10 16:19:39 Ver: 08.00.15 Processor: AMD Phenom II X4 965 Processor (4 CPUs), ~3.4GHz Memory: 8192MB RAM Available OS Memory: 8192MB RAM Page File: 1669MB used, 14710MB available Windows Dir: C:\Windows DirectX Version: DirectX 11 DX Setup Parameters: Not found User DPI Setting: Using System DPI System DPI Setting: 96 DPI (100 percent) DWM DPI Scaling: Disabled DxDiag Version: 6.01.7601.17514 64bit Unicode ------------