Hardware Reference
In-Depth Information
Figure 18.13. LFX12V power supply dimensions.
All LFX12V supplies include a 24-pin main motherboard power connector, a 4-pin +12V connector,
and Serial ATA connectors. The current LFX12V 1.1 release dates from April 2005 and has only
minor revisions over the previous version.
Flex ATX
A power supply company called FSP (Fortron Source Power) originally introduced variations of
what was to become the Flex ATX power supply form factor in 2001 in the form of proprietary
designs for SFF desktop and thin (1U) server systems. These power supplies became popular in
systems from Shuttle, but they have also been used by HP/Compaq, IBM, SuperMicro, and others. In
an effort to make this form factor an official standard, Intel introduced the Flex ATX power supply
