- 4 GB
- SO-DIMM 260-pin
- 2133 MHz / PC4-17000
- 1.2 V
- for S400z; S500z; ThinkCentre M700 (Tiny); M700z; M800z; M900 (Tiny); M900x; M900z; X1; E74
Adding more memory increases system performance. This Lenovo 4GB DDR4 2133Mhz SoDIMM Memory allows you to upgrade your system's performance and enhance its ability to run more programs simultaneously. Test-proven 100% compatibility listed for supported systems.