Height: 9.9 in
Diameter: 6.6 in
Weight: 11 lb1
3.7GHz Quad-Core
Intel Xeon E5 with 10MB L3 cache and Turbo Boost up to 3.9GHz
3.7GHz Quad-Core
12GB (three 4GB) of 1866MHz DDR3 ECC memory
Graphics
3.7GHz Quad-Core
Dual AMD FirePro D300 graphics processors with 2GB of GDDR5 VRAM each
1280 stream processors
256-bit-wide memory bus
160GB/s memory bandwidth
2 teraflops performance
Connect up to:
Three dual-cable 5K displays
Six Thunderbolt displays
256GB
PCIe-based SSD
Combined optical digital audio output/analog line out minijack
3.5 mm headphone jack with headset support
HDMI port supports multichannel audio output
Built-in speaker
4 USB 3
6 Thunderbolt 2
Dual Gigabit Ethernet
HDMI 1.4 Ultra HD
802.11ac Wi-Fi wireless networking;3IEEE 802.11a/b/g/n compatible
Bluetooth 4.0 wireless technology
Line voltage: 100-240V AC
Frequency: 50Hz to 60Hz, single phase
Maximum continuous power: 450W
Operating temperature: 50° to 95° F (10° to 35° C)
Relative humidity: 5% to 95% noncondensing
Maximum altitude: 16,400 feet (5000 meters)
Typical acoustical performance, sound pressure level (operator position): 12 dBA at idle
*Included in Box OEM or generic compatible AC adapter cable **Software/Apps Preinstalled: Most current MacOSx available for year model All Apple preinstalled Apps included with OSx version