Graphics: NVIDIA GeForce 9400M graphics with 128 MB of memory shared with the system. Accessories: Comes with MS, keyboard and a mouse! Three options: Choose between 160GB HDD & 4GB RAM, 500GB HDD & 8GB RAM and 1TB HDD & 8GB RAM. Processor: Features a 2.0-2.4Ghz Intel "Core 2 Duo" processor. Operating System: Find more information on the operating system and latest version available on your product with our refurbished tech guide page. iMac: Get a refurbished Apple iMac 20" A1224. Display screen: 20-inch glossy screen with TFT Active Matrix LCD display. | Apple iMac 20" A1224 - 4GB | Wowcher