OEMGenuine sells some computers with upgraded configurations. If the computer has modifications (listed above), then the manufacturer box is opened for installation and testing purposes. If no modifications are listed, the item is unopened and untested.

Operating System: Genuine Windows 7 Professional 64-Bit via Windows 8 Pro downgrade rights

Processor: Intel Quad Core i5-4570 Processor (3.2GHz, 6MB cache)

RAM: 8GB DDR3L RAM 1600MHz

Graphics: Intel HD Graphics 4600

Storage: 500GB 7200RPM hard drive

Optical Drive: Super Multi-Burner DL DVD±RW SATA 1.5Gb/s Drive

Keyboard: Preferred Pro USB Keyboard (USB connector), black, Lenovo logo

Mouse: Enhanced Optical USB Mouse, black, Lenovo logo

Front Ports: Two USB 2.0, microphone (stereo, 3.5mm), headphone (stereo, 3.5mm)

Rear Port: Two USB 3.0, two USB 2.0, serial (9-pin), optional 2nd serial (9-pin), optional parallel (9-pin), keyboard (PS/2), mouse (PS/2), ethernet (RJ-45), VGA DB-15, DisplayPort

Audio: High Definition (HD) Audio, Realtek ALC662 codec

Power Supply: 280 watts, manual switch, passive PFC

Weight: 20.7 LBS

Warranty: 3 Years Lenovo Warranty + 3 Years Oemgenuine Warranty