Current System: Windows 7 Ultimate (x64) (build 7600) Install Language: English (United States) HP-Pavilion RK574AA-ABA a1730n Enclosure Type: Desktop / uATX Board: ASUSTek Computer INC. A8M2N-LA (NodusM3) 1.05 Processor: 2.40 gigahertz AMD Athlon 64 X2 Dual Core Bus Clock: 200 megahertz 128 kilobyte primary memory cache 512 kilobyte secondary memory cache Multi-core (2 total) Not hyper-threaded NVIDIA GeForce 9800 GT w/1GB VRAM I'm upgrading (of sorts) to: M4A78LT-M - uATX AM3 Phenom II X6 1055T (Six-Core) (Dual channel 4 DDR3 1800+ (O.C.) ; 8Gb RAM 2.8GHz 6 x 512KB L2 Cache 6MB L3 Cache 45nm 125W HyperTransport technology Integrated memory controller AMD Virtualization 64-Bit HDMI/DVI/RGB Interface Support ASUS EPU What I want to do is minimize reloading everything. Is it possible (reasonable, no-way José) to swap the MBs and fire it up without too much tinkering? They are both ASUS MBs. Could I clone and restore? Is that approach reasonable? Or, is it best to start cleanly? I do understand the issues re: licensing, etc. I will contact MS receive their 'blessing' one way or the other.