Hello Ken, I run Belarc and this is the outcome: OS: Windows 7 Professional (x64) Service Pack 1 (build 7601) Install Language: Nederlands (Dutch) System Locale: Nederlands (Dutch) Installed: 3-5-2012 15:28:50 Processor: 3,30 gigahertz Intel Core i5-2500K No memory cache 64-bit ready Multi-core (4 total) Not hyper-threaded Main Circuit Board: Board: ASUSTeK COMPUTER INC. P8H77-V LE Rev X.0x Serial Number: MF70C3G05200191 Bus Clock: 100 megahertz BIOS: American Megatrends Inc. 0237 02/14/2012 Menory: 16270 Megabytes Usable Installed Memory Display: Intel® HD Graphics Family [Display adapter] Eizo S2233W [Monitor] (22,3"vis, s/n 31267040, april 2010) I also run the tests Igor advised and thy did run with no problems. Bert