Please Help Me

Hi, I am looking for Desktop. By the time of surfing I get one desktop - Dell Dimension E521 - at www.direct2deal.com. I want to buy desktop for gaming and general purpose. My budget is $500. Here is configuration: AMD Athlon™ 64 X2 Dual-Core 3600+ Genuine Windows Vista™ Home Premium 19 inch SP1908FP Silver Flat Panel Monitor w/TrueLife™ (Glossy Screen) 1GB Dual Channel DDR2 SDRAM at 667MHz- 2DIMMs 160GB Serial ATA Hard Drive (7200RPM) w/DataBurst Cache™ 48X CD-RW/ DVD Combo Drive NVIDIA GeForce 6150 LE Integrated Graphics GPU Integrated 7.1 Channel Audio Price: $553 What is your suggestion about this computer? Does it need Any Upgrade? Tweet