походу подкоротило камень, так вот что можно поставить вместо AMD Phenom 2x4 955 на мать ECS IC780M-A2

Из того что можно купить - атлон2х4, х3, но лучше поменять все, повод хороший :)

заходи на сайт матери и смотри подходящие процы
Socket AM3AMD Phenom™ II X6 Six-Core1035THDT35TWFK6DGR95W2.60GHz512KB x66MBE011/03/2010
Socket AM3AMD Phenom™ II X6 Six-Core1035THDT35TWFK6DGR95W2.60GHz512KB x6N/AE011/03/2010
Socket AM3AMD Phenom™ II X6 Six-Core1045THDT45TWFK6DGR95W2.70GHz512KB x66MBE011/03/2010
Socket AM3AMD Phenom™ II X6 Six-Core1045THDT45TWFK6DGR95W2.70GHz512KB x6N/AE011/03/2010
Socket AM3AMD Phenom™ II X6 Six-Core1055THDT55TWFK6DGR95W2.80GHz512KB x66MBE011/03/2010
Socket AM3AMD Phenom™ II X6 Six-Core1055THDT55TWFK6DGR95W2.80GHz512KB x6N/AE011/03/2010
Socket AM3AMD Phenom™ II X6 Six-Core1065THDT65TWFK6DGR95W2.90GHz512KB x6N/AE011/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core370HDX910WFK22DGI95W2.660GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core385HDX925WFK22DGI95W2.640GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core805HDX805WFK4FGI95W2.50GHz512KB x44MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core810HDX810WFK4FGI95W2.60GHz512KB x44MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core840HDX840WFK42GM95W3.20GHz512KB x4N/AC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core840THD840TWFK4DGR95W2.90GHz512KB x46MBE011/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core850HDX850WFK42GM95W3.30GHz512KB x4N/AC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core900eHD900EOCK4DGI65W2.40GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core900eHD900EOCK4DGI65W2.40GHz512KB x4N/AC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core905eHD905EOCK4DGI65W2.50GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core905eHD905EOCK4DGM65W2.50GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core910HDX910WFK4DGI95W2.60GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core910eHD910EOCK4DGM65W2.60GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core925HDX925WFK4DGI95W2.80GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core925HDX925WFK4DGM95W2.80GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core945HDX945WFK4DGI95W3.00GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core945HDX945WFK4DGM95W3.00GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core945HDX945FBK4DGI125W *3.00GHz512KB x46MBC211/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core955HDX955WFK4DGM95W3.20GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core955 (BE)HDZ955FBK4DGM125W *3.20GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core960HDX960WFK4DGM95W3.30GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core960THD96ZTWFK4DGR95W3.00GHz512KB x4N/AE011/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core965 (BE)HDZ965FBK4DGM125W *3.40GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X4 Quad-Core975 (BE)HDZ975FBK4DGM125W *3.60GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II Quad-Core925HDX925WFK4DGM95W2.80GHz512KB x46MBC311/03/2010
Socket AM3AMD Phenom™ II X3 Triple-Core700eHD700EOCK3DGI65W2.40GHz512KB x36MBC211/03/2010
Socket AM3AMD Phenom™ II X3 Triple-Core700eHD700EOCK3DGI65W2.40GHz512KB x3N/AC211/03/2010
Socket AM3AMD Phenom™ II X3 Triple-Core705eHD705EOCK3DGI65W2.50GHz512KB x3N/AC211/03/2010
Socket AM3AMD Phenom™ II X3 Triple-Core710HDX710WFK3DGI95W2.60GHz512KB x3N/AC211/03/2010
Socket AM3AMD Phenom™ II X3 Triple-Core720 (BE)HDZ

любой процессор, который с поддержкой разъема Socket AM3, например AMD Phenom II X6 1045T