Hp Compaq cpu -Intel Core 2 Duo processors, and was available with Windows Vista and downgrade media for Windows XP or Windows 7.

Processor: Utilizes Intel Core 2 Duo processors, with options for different speeds, such as the 3.0 GHz and 3.16 GHz E8500 models.

Memory: Typically comes with DDR2 RAM, with options to expand memory capacity up to 16 GB.

Operating System: Originally shipped with Windows Vista, but often included media for downgrading to Windows XP or upgrading to Windows 7.

Processor: Intel Core 2 Duo E7500 (2.93 GHz) or Intel Core 2 Duo E8500 (3.16 GHz)

RAM: 2 GB or 4 GB DDR2, expandable to 16 GB

Hard Drive: 250 GB SATA HDD

Optical Drive: DVD-ROM or DVD-RW (LightScribe)

Graphics: Integrated Intel Graphics Media Accelerator.