Samsung RF511-S02, RF Series. Processor family: Intel Core i7. Internal memory: 1 GB, Internal memory type: DDR3-SDRAM, Memory slots: 2x SO-DIMM. Total storage capacity: 500 GB, Compatible memory cards: MMC, SD, SDHC, SDXC. Display diagonal: 396.2 mm (15.6 "), Display resolution: 1366 x 768 pixels, Aspect ratio: 16:9. Discrete graphics adapter model: NVIDIA GeForce GT 540M