HP Presario SR5255 + 19” TFT Wide + 2180 All-in-one, 1.6 GHz, Intel® Pentium® Dual-Core, 2 GB, DDR2-SDRAM, 320 GB, Windows Vista Home Premium HP Presario SR5255 + 19” TFT Wide + 2180 All-in-one. Processor frequency: 1.6 GHz, Processor family: Intel® Pentium® Dual-Core. Internal memory: 2 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 320 GB. Discrete graphics card model: Intel® GMA 950. Operating system installed: Windows Vista Home Premium. Chassis type: Tower. Product type: PC. Weight: 9.53 kg