iMac MNEA2LL/A Retina 5K 27″

CPU 3.5 GHz Intel Core i5 Quad-Core Maximum Boost Speed 4.1 GHz Memory Type 2400 MHz DDR4 Total Installed Memory 8 GB Memory Configuration 2 x 4 GB (User-Replaceable) Maximum Memory Capacity 64 GB Memory Slot Type SO-DIMM Memory Slots 4 (2 Available) Graphics Type Dedicated GPU AMD Radeon Pro 575 with 4 GB GDDR5 VRAM Display Panel Type IPS Size 27″ Aspect Ratio 16:9 Resolution 5120 x 2880 Touchscreen None Finish Glossy Maximum Brightness 500 cd/m 2 Refresh Rate 60 Hz Adaptive-Sync Technology None Storage and Expansion Total Installed Capacity 1 TB Hybrid Storage 1 x 1 TB Integrated Fusion Drive Optical Drive None I/O Ports 4 x USB-A 3.0 / 3.1/3.2 Gen 1 USB Type-C 2 x Thunderbolt 3 (Supports DisplayPort) Audio I/O 1 x 1/8″ / 3.5 mm Headphone Output Built-In Speakers 2 Built-In Microphones 1 Media Card Slots 1 x SD/SDHC/SDXC (UHS-II [312 MB/s]) Communications Ethernet 1 x RJ45 (Gigabit) Wi-Fi Wi-Fi 5 (802.11ac); Dual-Band (2.4 & 5 GHz) Bluetooth 4.2 GPS None NFC None Webcam User-Facing: 720p Keyboard & Mouse Keyboard Wireless Full-Size Keyboard Pointing Device Wireless Mouse