How to Build a Compact, Energy-Efficient PC. By Loyd Case. Oct 6, 2011 6:22 pm PDT. ... See how the CPU cooler is shorter than the DRAM module behind it? That’s low profile.

Said to provide useful and exceptional features for demanding compact applications, the PCM-3336 is a 386SX-40-level PC/104 CPU module that can be used to replace older PC/104 ...