Quad-Core
One 2.8GHz Quad-Core Intel Xeon "Nehalem" processor
3GB (three 1GB) memory
1TB hard drive
18x double-layer SuperDrive
ATI Radeon HD 5770 with 1GB GDDR5
8-Core
Two 2.4GHz Quad-Core Intel Xeon “Westmere” processors
6GB (six 1GB) memory
1TB hard drive
18x double-layer SuperDrive
ATI Radeon HD 5770 with 1GB GDDR5
Mac Pro 
