The iMac houses a 3.2 GHz Intel Core i5 quad-core processor with 8GB of 1867 MHz DDR3 RAM. The iMac also has an AMD Radeon R9 M380 graphics card with 2GB of GDDR5 vRAM. For storage, the iMac has a 1TB 7200 rpm HDD. It also has a Kensington lock slot for added security.
For ports, the iMac has dual Thunderbolt 2 ports (which also double as Mini Display Ports) and four USB 3.0 ports. You'll be able to connect with various compatible components. If you would rather go wireless with your peripherals, you can use Bluetooth 4.0 technology where compatible
27" Retina 5K IPS Display
Whether your iMac is in your studio, living room, or kitchen, the display is the focal point. With a 5120 x 2880 resolution, the iMac with Retina 5K display features 14.7 million pixels allows for crisp, clear text and support for 4K photos and videos. The IPS panel allows for wider viewing angles so more people can enjoy the Retina 5K display without having to crowd around it.
Quad-Core Intel Core Performance
The iMac houses a quad-core Intel Core i5 processor. Its quad cores can reach a stock speed of 3.2 GHz. It can also be overclocked up to 3.6 GHz, thanks to Intel Turbo Boost 2.0 technology. This Intel processor uses low voltage for better energy efficiency while still providing fast performance. Combined with 8GB of 1867 MHz DDR3 RAM, the iMac allows you to multitask quickly and efficiently.
The iMac with Retina 5K display maintains its 5mm profile. Using an advanced welding method called friction-stir welding, Apple was able to join the front and the back of the iMac together directly.
Expand the capabilities of your Mac. Connect high-performance peripherals. Transfer data at high speed. Even daisy-chain multiple devices. And the iMac with Retina 5K display has Thunderbolt 2, delivering twice the bandwidth - up to 20 Gbps - for fast data transfers. While the Thunderbolt 2 ports double as mini DisplayPorts, the iMac with Retina 5K display cannot be used as a standalone monitor like its predecessor. It can, however, be used simultaneously with an external display and can output up to a 5120 x 2880 resolution.
With USB 3.0, you can transfer large files in seconds instead of minutes. Every iMac comes with four USB 3.0 ports - with speeds up to 10 times faster than USB 2.0 - and you can connect all your USB-compatible devices, including your iPhone, iPad, iPod or digital camera.