MSI Wind Top AE2281G-007NE. Processor clock speed: 2800 MHz, Turbo frequency (max): 3500 MHz, Processor family: Intel Core i5. Internal memory: 4096 MB, Maximum internal memory: 8 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 500 GB, Storage media type: HDD, Storage drive interface: Serial ATA II. Optical drive type: DVD Super Multi. Compatible memory cards: Memory Stick (MS), miniSD, MMC, MS PRO, SD, xD