Processor:
2.0 GHz(1) 800 MHz front-side bus (FSB) Celeron and 512 KB L2 cache
2.4 GHz 800 MHz FSB Core 2 Duo and 2 MB L2 cache
3.0 GHz 1333 MHz FSB Xeon dual-core with 6 MB L2 cache
2.5 GHz 1333 MHz FSB Xeon quad-core and 6 MB L2 cache
2.66 GHz 1333 MHz FSB Xeon quad-core and 12 MB L2 cache
Memory:
Standard 1 GB 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):
Serial Attached SCSI (SAS) that supports high-speed, internal disk storage solutions, or Serial-ATA (SATA) controllers
SATA model with controller that supports standard or hot-swap or simple-swap 80, 160, 250, 500, or 750 GB SATA hard drives
SAS model with controller that supports 73, 146, and 300 GB 10,000 rpm hot-swap or 36, 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
Bays:
Three or five drive bays:
One 5.25 inch slim-high bay contains optical drive
Two 3.5-inch slim-high or four 2.5-inch hot-swap SAS bays
Networking: Integrated dual full-duplex Gigabit Ethernet PCI controllers; dual-channel SATA
Power supply: 35 1 W, voltage-sensing power supply