Product Detail HP Pavilion Slimline s3620F Pentium Dual-Core 2.5 GHz Desktop PC General Features: Slimline design Microsoft Windows Vista Home Premium 64-bit pre-installed w/CoA Intel Pentium Dual-Core E5200 processor 2.5 GHz CPU Speed 4 GB DDR2 PC2-6400 SDRAM (supports up to 4 GB) 500 GB SATA/300 (3 Gb/s) hard drive 16x DVD RW DL drive with LightScribe Technology . The "HP Pavilion Slimline s3620f - Tower - 1 x P E5200 / 2.5 GHz - RAM 4 GB - HDD 1 x 500 GB - DVD?RW ?R DL / DVD-RAM - GF 7100 TurboCache supporting 128MB - Mdm - WLAN : 802.11b/g - Vista Home Premium 64-bit - Monitor : none - remarketed" is best product for you. We recommended HP Pavilion Slimline s3620f - Tower - 1 x P E5200 / 2.5 GHz - RAM 4 GB - HDD 1 x 500 GB - DVD?RW ?R DL / DVD-RAM - GF 7100 TurboCache supporting 128MB - Mdm - WLAN : 802.11b/g - Vista Home Premium 64-bit - Monitor : none - remarketed