Maximum operating altitude: 10,000 feetĭECLARED NOISE EMISSIONS in accordance with ISO 9296.Relative humidity: 5% to 95% noncondensing.Operating temperature: 50° to 95° F (10° to 35° C).Current: Maximum of 12A (low-voltage range) or 6A (high-voltage range).Line voltage: 100-120V AC or 200-240V AC (wide-range power supply input voltage).One open optical drive bay for optional second SuperDrive.Writes CD-R and CD-RW discs at up to 32x speed.Writes DVD+R DL and DVD-R DL discs at up to 8x speed.
Optional Mac Pro RAID Card with 512MB cache and 72-hour cache battery backup.
8-core: Eight memory slots (four per processor) supporting up to 32GB of main memory using 1GB, 2GB, or 4GB DIMMs.Hyper-Threading technology for up to 16 virtual cores.Turbo Boost dynamic performance (up to 3.33GHz on 8-core 2.93GHz system, up to 3.6GHz on quad-core 3.33GHz system).8MB of fully shared 元 cache per processor.Next-generation Intel microarchitecture.Quad-core: One 2.66GHz, 2.93GHz, or 3.33GHz Quad-Core Intel Xeon 3500 series processor.8-core: Two 2.26GHz, 2.66GHz, or 2.93GHz Quad-Core Intel Xeon 5500 series processors.