HP ProOne 400 J4A92ES 23" (1920x1080) / Intel Core i7-4770T (2.5GHz) / 8GB RAM DDR3 (1600MHz) / 1TB HDD (7200RPM) / Intel HD Graphics 4600 / DVD-RW / Wi-Fi / Bluetooth / Win 8.1 Pro downgr. to Win7 Pro64