Table 2 summarizes the features of the server system.
  | Table 2. Feature Summary | 
  | 
  | 
Feature | Description | 
  | 
  | 
Dimensions  | • 1.67 inches high (42.42 mm)  | 
  | • 16.93 inches wide (430.02 mm)  | 
  | • 20 inches deep (508.00 mm)  | 
  | 
  | 
Server board  | Intel® Server Board X38ML. Two per system.  | 
Processors  | Processor and Front Side Bus (FSB) support  | 
  | • The system supports one processor on each server board. For  | 
  | supported Intel processors, see http://support.intel.com/  | 
  | support/motherboards/server/X38ML | 
  | • Supports 800 / 1066 / 1333 MHz FSB  | 
  | 
  | 
Memory  | • Four DIMM sockets per server board supporting stacked  | 
  | DDR2 667 / 800 MHz unbuffered ECC memory or   | 
  | memory  | 
  | • Each server board has two memory channels with two DIMM  | 
  | sockets per channel  | 
  | • Support for up to 8 GB of total system memory on each server  | 
  | board  | 
  | 
  | 
Chipset  | Intel® X38 chipset on each server board, consisting of:  | 
  | • Intel® X38 Memory Controller Hub (MCH)  | 
  | • Intel® I/O Controller Hub (ICH9R)  | 
Peripheral Interfaces  | External connections on each server board: | 
  | • DB9 Serial A port  | 
  | • Two RJ45 NIC connectors for 10 / 100 / 1000 Mb connections  | 
  | • Two USB 2.0 ports  | 
  | • VGA header for video output  | 
  | Internal connections on each server board: | 
  | • One USB port header, which supports two USB 2.0 ports  | 
  | • One DH10 Serial B header  | 
  | • Four Serial ATA connectors with embedded RAID 0/1/10  | 
  | support  | 
  | 
  | 
Video  | Each server board has an   | 
  | DDR2 667 video memory  | 
  | 
  | 
LAN | Two Intel® 10 / 100 / 1000 82573E Gigabit Ethernet controllers on  | 
  | each server board  | 
  | 
  | 
Expansion capabilities  | One   | 
  | Each supports one   | 
  | 
  | 
Hard drives  | • Support for up to two   | 
  | • Support for two Intel®   | 
2  | Intel® Server System SR1520ML User’s Guide |