Server Board Features
Hardware Requirements
To avoid integration difficulties and possible board damage, your system must meet the
requirements outlined below. For a list of qualified components, see the links under “Additional
Information and Software.”

Processor

NOTE
Failure to use an EPS12 V or ATX12 V power supply or not connecting the
12 V (2x4) power connector to SE7221BA1-E server board may result in the
computer not booting.
The Intel® Entry Server Board SE7221BA1-E supports a single Intel® Pentium® 4 processor in
the LGA775 package. Processors are not included with the Server board and must be purchased
separately.
The processor connects to the Intel® Entry Server Board through the LGA775 socket.
The supported processors list for Intel® Entry Server Board SE7221BA1-E is located on the web
at: http://support.Intel.com/support/motherboards/server/SE7221BA1-E/.

Memory

NOTE
To be fully compliant with all applicable Intel® SDRAM memory
specifications, the Server board should be populated with DIMMs that
support the Serial Presence Detect (SPD) data structure. If your memory
modules do not support SPD, you will see a notification to this effect on the
screen at power up. The BIOS will attempt to configure the memory
controller for normal operation.
The Intel® Entry Server Board SE7221BA1-E supports dual or single channel memory
configurations defined in the table below, with four 240-pin Double Data Rate 2 (DDR2) SDRAM
Dual Inline Memory Module (DIMMs) connectors with gold-plated contacts.
Support for:
o Unbuffered, non-registered single or double-sided DIMMs
o ECC or Non-ECC DIMMs
o Serial Presence Detect (SPD) memory only
o V memory
Memory configuration:
o Up to 2.0 GB utilizing 256 Mb technology
o Up to 4.0 GB utilizing 512 Mb or 1 Gb technology
Intel® Entry Server Board SE7221BA1-E User Guide 5