MICRON

4GB, 1333MHz, PC3-10600R-9, DDR3, single-rank x4, 1.50V, registered dual in-line memory module (RDIMM)

4GB 2Rx4 PC2-5300F, DDR2

8GB PC4-2666V-R - synchronous dynamic random access memory (SDRAM), dual data rate (DDR4) mode, dual in-line memory module (DIMM), organized as 1Gx72

1GB 240 - PIN DIMM 128Mx64 1Rx8 PC2-5300U DDR2 CL5