- DDR3 - modul - 4 GB - DIMM 240-pin - 1600 MHz / PC3-12800 - ikke-bufret - ikke-ECC - for ThinkStation E31 2551, 2552, 2553, 2555, 3688, 3690, 3691, 3695

Lenovo
- DDR3 - modul - 4 GB - DIMM 240-pin - 1600 MHz / PC3-12800 - ikke-bufret - ikke-ECC - for ThinkStation E31 2551, 2552, 2553, 2555, 3688, 3690, 3691, 3695