Designed for small and medium-sized business applications including web servers, file and print servers, e-mail servers, storage servers and vertical-specific business applications. SP381combines Intel server technologies to create a more reliable, more efficient, more available, and easier to service IT platform. 
These innovative technologies are seamlessly integrated into the SP381 to complement the capabilities of the latest generation Intel® Xeon® processor and chipset. The compact size of the minitower chassis allows this workplace friendly server to operate unobtrusively in an open plan small business environment.
Intel® Turbo Boost 2.0 Technology Dynamically delivers intelligent and energy efficient performance on demand —Speed when you need it, energy efficiency when you don’t.
Intel® Active Airflow Control Operates chassis fans at the minimum speed required to cool the system, resulting in lower power consumption and acoustic noise.
Intel RAID Technologies A choice of software and hardware RAID solutions to ensure data security.
Processor
Intel® XeonTM E3-1200 family of Quad Core processors
Intel® 2nd Generation CoreTM i3 family of Dual Core processors
Operating System
Genuine Windows(R) Small Business Server 2011
Genuine Windows(R) Server 2008 Foundation R2
Genuine Windows(R) Server 2008 R2
Genuine Windows(R) 7 Professional 64bit
Memory
Dual Channel DDR3 ECC UDIMM - 1333MHz
4 DIMMS - Max 32GB
Max Memory Bandwidth 1066GB/s
Chipset
Intel® C202 Chipset
Hard Drive
Support for 6 x SATA2 (3Gb/s) HDD and SSD
3.5" HDD 7200rpm 500GB - 2TB
2.5" SSD
Minitower - max 2 x HDD or SSD
Midtower 1 - max 3 x HDD or SSD
Midtower 2 - max 4 x HDD or SSD
RAID
Integrated SATA
Intel Embedded Server RAID Technology with host-based SW RAID supporting levels 0/1/10
Intel Rapid Storage Technology with host-based SW RAID supporting levels 0/1/10/5
RAID 0 - data striping
RAID 1 - data mirroring
RAID 0+1 (or RAID 10) - dta striping and mirroring
RAID 5 - distributed parity
Validated add-in four port hardware RAID supports SAS2 and SATA3
Graphics
Integrated SM712 graphic controller
Ports
VGA
USB 2.0 - 7 total, 4 Rear, 2 Front, 1 Internal
LAN Dual Gigabit - 2 x RJ45
Serial Port
Expansion Slots
1 x PCIe 2.0 x8 (x16 mechanical)
1 x PCIe 2.0 x8 (x8 mechanical)
1 x PCIe 2.0 x4 (x8 mechanical)
1 x PCI
LAN
Intel 82579 Gigabit Ethernet Controller (10/100/1000Mbits/s)
RJ-45 LAN connector with status LEDs
Intel 82574L Gigabit Ethernet Controller (10/100/1000Mbits/s)
RJ-45 LAN connector with status LEDs
Power
Single fixed 300w (minitower)
Single fixed 500w (midtower 1)
Single fixed 365w (midtower 2)
Dimensions
Minitower (PC310) - 180W x 390D x 375H mm
Midtower 1(PC617) - 198W x 495D x 440H mm
Midtower 2(P4304) - 173W x 560D x 438H mm