2015 Newest Model HP Pavilion Desktop - Intel Core i3-4170 3.70GHz Processor, 4GB DDR3 Memory, 1TB 7200rpm Hard Drive, SuperMulti DVD Burner, Bluetooth 4.0, Wifi, Windows 7 / 10 Professional 4th Generation Intel Core i3-4170 Dual-Core Processor (3.70GHz, 3MB Cache), Intel HD Graphics 4400 (Up to 1696MB Total Available Graphics Memory as allocated by Windows) 4GB PC3-12800 DDR3-1600 SDRAM Memory 1x4GB (expandable to 16GB unbuffered with 8GB DIMMs), 1TB 7200RPM Serial ATA Hard Drive, Ultra Slim Tray SuperMulti DVD Burner Built-in 2.4GHz Single-band High-speed Wireless LAN 802.11b/g/n, 10/100/1000 Base-T Network, Bluetooth 4.0, HP 7-in-1 Media Card Reader, Headphone/Microphone Combo, B&O Play, High Definition Audio 5.1 Front I/O: 2 USB 3.0; Rear I/O: 2 USB 3.0, 2 USB 2.0, HDMI OUT, VGA. HDMI+VGA Dual Monitor Support Windows 7 Professional 64 Bit (Free Upgrade to Windows 10 Professional). USB Chiclet-style Keyboard and USB Optical Mouse included. Unpackaged Dimension: 14.88 in (L) x 6.50 in (W) x 14.33 in (H), Unpackaged Weight: 15.77 lb. Color: Natural silver