The Apple Mac mini "Core i7" 2.3 (Late 2012/Aluminum Unibody) features a 22-nm Quad Core "Ivy Bridge" 2.3 GHz Intel "Core i7" (3615QM) processor with four independent processor "cores" on a single chip, a 6 MB shared level 3 cache, 16 GB of 1600 MHz DDR3 SDRAM (PC3-12800) memory, a 500 GB hard drive, and Intel HD Graphics 4000 which shares system memory. Connectivity includes a Firewire "800" port, four USB 3.0 ports, HDMI, Thunderbolt, combined "audio line in (digital/analog)" and combined "audio line out/headphone (digital/analog)" minijacks, a 10/100/1000Base-T Gigabit Ethernet port, 802.11a/b/g/n Wi-Fi, Bluetooth 4.0, and an SDXC card slot.