The iMac "Core i5" 3.1 27-Inch Aluminum (Mid-2011) is powered by a Quad Core 3.1 GHz Intel "Core i5" I5-2400 (Sandy Bridge) processor with a dedicated 256k level 2 cache for each core and a 6 MB shared level 3 cache. In lieu of a system bus, it has a "Direct Media Interface" (DMI) that "connects between the processor and chipset" at 5 GT/s.
Key Features:
- Aluminum design
- Unit comes with Mac OS X 2017 (High Sierra) and can be downgraded to older versions upon request. We can downgrade to Sierra, El Capitan and Yosemite OS X OR OLDER
- Intel Core i5-2400 3.1GHz quad-core processor
- 3.4GHz Max Turbo Frequency, 6MB Smart Cache
- 4 GB DDR3 RAM (supports up to 16GB)
- 1 Terabyte SATA hard drive
- DVD±RW SuperDrive
- AMD Radeon HD 6970M with 1 GB of dedicated GDDR5 memory
- Built-in stereo speakers
- Two internal 17-watt high-efficiency amplifiers
- Built-in 10/100/1000BASE-T Gigabit Ethernet
- Built-in Airport Extreme 802.11a/b/g/n Wireless LAN
- Built-in Bluetooth 2.1 + EDR
- Built-in FaceTime HD camera
- SDXC card slot
- Model : MC814LL/A
- Year : 2011
- 27-inch glossy LED-Backlit widescreen TFT active matrix LCD display (2560 x 1440) with IPS technology
