New Mac Pro One / Intel Xeon Quad-Core 2.66GHz / 3GB RAM / 640GB HDD / NVIDIA GeForce / Bluetooth / Wifi-Draft N / SuperDrive / Desktopi PC Get nearly 2x faster performance with the new Mac Pro, now powered by all-new Quad-Core Intel Xeon “Nehalem” processors.2 With a new system architecture, 8MB of fully shared L3 cache, an integrated memory controller, and 1066MHz DDR3 ECC memory, these processors deliver up to 2.4x greater memory bandwidth.3 And new Turbo Boost technology speeds up the processor when all cores aren’t in use Features Intel® Xeon Quad-Core 2.66GHz Processor 3GB DDR3 RAM / 640GB Hard Disk Drive NVIDIA GeForce GT 120 with 512MB Mac OS X v10.5 Leopard Specifications Product Description New Mac Pro One - Desktop PC Processor 1 x Intel® Xeon Quad-Core 2.66GHz Cache L2 Cache Hard Drive 640GB - standard - Serial ATA-150 Networking Ethernet Fast Ethernet Gigabit Ethernet Bluetooth 2.1 EDR RAM 3GB (installed) DDR3 RAM - 1066MHz Graphics Controller NVIDIA GeForce GT 120 with 512MB Built-in Devices Stereo speakers Bluetooth aerial OS Provided Mac OS X v10.5 Leopard Dimensions (WxDxH) 20.6 cm x 47.5 cm x 51.1 cm Weight 18.1 kg Manufacturer Warranty 1 year warranty