Lenovo ThinkCentre M73 Desktop Computer - Intel Core i7 i7-4770 3.40 GHz - Small Form Factor - Business Black 10B6000QUS Intel Core i7-4770 3.40GHz processor, 4 GB DDR3 SDRAM system memory (expandable to 16GB) 500 GB SATA hard drive, Built in DVDRW drive, 10/100/1000 Gigabit Ethernet, Intel HD Graphics 4600 2 x USB 3.0 ports, 4 x USB 2.0 ports, 1 x DisplayPort,1 x VGA port, 1 x headphone jack, 1 x microphone jack 1 x RJ-45 Ethernet port, 3 x aux audio jacks, 2 x PS/2 ports, Bluetooth: No, Multiple expansion slots and bays Keyboard, Mouse, Floor stand Included