Hi guys,\r\n\r\nI'm from Brazil and recently, I made an upgrade in my PC. Here what I bought (sorry if my english is not 100% :) )\r\n\r\nMy PC now have:\r\n\r\n[B]Motherboard:[/B] Gigabyte GA-KVM800M-R2 FF DB Socket 754\r\n[B]CPU:[/B] AMD (AuthenticAMD) - Identifier: x86 Family 15 Model 44 Stepping 2 - ProcessorNameString: AMD Sempron(tm) Processor 3000+ 64 bits 1,81 Ghz\r\n[B]RAM:[/B] 1 stick Samsung DDR400 512mb\r\n[B]HD:[/B] Seagate SATA 80Gb\r\n[B]DVD-Rom:[/B] Samsung\r\n[B]CD-Rom:[/B] IBM\r\n\r\nNow the problem that I'm having:\r\n\r\nAfter install WinXP Professional Edition, everything seems to be working fine and good, fast machine, my Photoshop work doing well, good web surf and JUST OUT OF NOWHERE...the PC restarts?!?!?!?\r\n\r\nAt the beggining I thought it could be some driver conflict, but a reinstall Windows and the problem continues to happen even without the drivers....\r\n\r\nAny of you had heard something about it.\r\n\r\nPls. I really aprecciate your help. Thx in advance.