Processor:
Xeon dual-core or quad-core with 1333 MHz front-side bus (FSB) and 4, 6, or 12 MB L2 cache
Xeon 2.33, 2.66, or 3.0 GHz(1) dual-core
Xeon 2.5, 2.66, or 2.83 GHz quad-core
Intel(R) Extended Memory 64 Technology (EM64T)
Memory:
Standard 1 or 2 GB of 667 MHz PC2-5300 CL5 ECC DDR2 SDRAM DIMM system memory
Up to 8 GB system memory
Mixing memory sizes
Hard drive (HD):
Integrated SATA and SAS controllers
SATA model with controller that supports standard or hot-swap or simple-swap 160, 250, 500, or 750 GB SATA hard drives
SAS model with controller that supports 73 and 146 GB 10,000 rpm hot-swap or 73 and 146 GB 15,000 rpm hot-swap hard drives
Hardware RAID 0 and 1 support on 3.5-inch hot-swap SAS and SATA models, and RAID 1E support on 2.5-inch hot-swap SAS models or optional hardware RAID-5
Slots: Two PCI-Express x8 slots (full-height, half-length)
Bays:
Up to five drive bays:
One 5.25 inch slim-high bay contains optical drive
Two 3.5-inch slim-high bays or four 2.5-inch hard drive bays
Networking: Full-duplex, Gigabit Ethernet PCI controller
Power supply: 450 W world-wide power supply with two fans