HP ProDesk 400 G4 MT - 7th gen Intel Core i5 7500Up to 3.8 GHz maximum Turbo Frequency (3.4 GHz base frequency), 6 MB cache, 4 cores, 4GB DDR4 SDRAM, 500GB SATA HDD, Integrated Intel HD 630, , DVD Writer, Gigabit Ethernet, Bluetooth, Stereo HD audio, Windows 10 Professional 64-bit, 1year warranty.