The Aspire E5-553 and E5-523 have the same chassis, LED TFT LCD Matte 15.6" (1920 x 1080), Processor: AMD FX 9800P, 2MB L2 cache, 2.70GHz, 3.60 max turbo clock speed), 1TB HDD and 128GB SSD. 16GB (8/8) DDR4, Discrete AMD Radeon R7 M440, 2GB VRAM, Battery Life (depending on configuration & usage) Up to 8.0 hours (MobileMark 2014).