Acer ONE D255-N55DQKK, Aspire One. Processor clock speed: 1.5 GHz, Processor family: Intel Atom, Processor model: N550. Internal memory: 1 GB, Internal memory type: DDR3-SDRAM, Maximum internal memory: 2 GB. Total storage capacity: 250 GB. Display diagonal: 256.5 mm (10.1 "), Display resolution: 1024 x 600 pixels. Megapixel: 1.3 MP