Support for extended desktop and video mirroring modes.Simultaneously supports full native resolution on the built-in display and up to two 4096-by-2160 external displays or one 5120-by-2880 dual-cable external display.8GB (two 4GB) of 1867MHz DDR3 memory four SO-DIMM slots, user accessibleĬonfigurable up to 3TB Fusion Drive or 256GB or 512GB of flash storage (SSD)Ĭonfigurable up to 3TB Fusion Drive or 256GB, 512GB, or 1TB of flash storage (SSD)ĪMD Radeon R9 M380 graphics processor with 2GB of GDDR5 memoryĪMD Radeon R9 M390 graphics processor with 2GB of GDDR5 memoryĪMD Radeon R9 M395 graphics processor with 2GB of GDDR5 memoryĬonfigurable to AMD Radeon R9 M395X with 4GB of GDDR5 memory.