Dell Inspiron 570 MT AMD Athlon 2 X2 250 3GHz 4GB RAM No HDD No OS
From Inspiron 570->This! Since we're posting Mini-ITX builds...it took me almost two years to replace it part by part, but it was worth the wait. : r/Amd
4GB DDR3 Memory Upgrade for Dell Inspiron 570 I570-9113BK PC3-10600 240 pin 1333MHz Desktop DIMM RAM (PARTS-QUICK Brand) at Amazon.com
A-Tech 8GB (4x2GB) RAM for Dell Inspiron 560, 560s, 570 | DDR3 1066MHz DIMM PC3-8500 240-Pin Non-ECC UDIMM Desktop Max Memory Upgrade Kit at Amazon.com