This Dell Dimension 4550 Vintage Gaming PC is a powerful machine that can handle all your computing needs. The Intel Pentium 4 2.53Ghz processor and Geforce 4 420MX video card make it ideal for gaming and multimedia tasks. With a fixed hard disk of 160GB+60GB, you'll have plenty of storage for all your files. This unit boot s Window XP Home, Windows XP Pro, Windows 98. Note: Some drivers are not installed. Whether you're a collector of vintage computers or looking for a powerful gaming machine, this Dell Dimension 4550 is the perfect choice.