Have a NEC computer Powermate computer. It has Windows XP installed, i have just reformatted the HDD so it is completely clean with XP professional installed. It has a 3.00ghz Intel Celeron, with a 40gb HDD. 256mb of Ram. I will supply with an additonal 80gb hard drive that is unopend and completely new and sealed. It has 4 USB ports. Very clean and tidy.