The Lot of 4GB Desktop RAM consists of modules from various reputable brands such as Samsung, Micron, SK hynix, and Crucial. Each module has a total capacity of 4GB, with a DDR4 DRAM type and UDIMM form factor. The RAM modules are designed for high performance and stability, featuring unbuffered and non-ECC memory features. These RAM modules are ideal for upgrading or replacing existing memory modules in desktop computers to enhance overall system performance. Ram pulled from working units. Ram is not tested. The lot contains the following unitsDataram 4gb 1rx8 PC4-2133P (5)Crucial 4gb DDR4-2133 (1)Crucial 4gb DDR4-2666 (2)Micron 4gb 1rx16 PC4-2666V (3)Micron 4gb 1rx16 PC4-2400T (27)Micron 4gb 1rx8 PC4-2133P (2)Samsung 4gb 1rx8 PC4-2133P (5)Samsung 4gb 1rx16 PC4-2400T (18)Sk hynix 4gb 1rx16 PC4-2400T (24)Sk hynix 4gb 1rx8 PC4-2133p (25)Sk hynix 4gb 1rx16 PC4-2666V (13)Sk hynix 4gb 1rx16 PC4-3200AA (1)