WINDOWS (Tower) Processor (CPU): Intel Core 2 Duo / Pentium Dual-Core class (based on motherboard model 6075WSF). RAM: 4GB DDR2. Operating System: Activated and ready-to-use Windows 10 Pro 64-bit. Graphics Card (GPU): Integrated Intel GMA 4500 card (suitable for office tasks and browsing). The device is upgradable. The device has Windows 10 installed, but it's weak and needs upgrading. Comes with all accessories: cables, monitor, and keyboard. Price is negotiable (open to offers). Operating System: Windows Storage Type: HDD Brand: Lenovo