MSV11-D/E MOS memory
From Computer History Wiki

The MSV11-D (M8044) was a QBUS 64kb main memory card (when fully populated; it was also available in 1/4, 1/2, and 3/4 full versions), used in the LSI-11 PDP-11.

The MSV11-D (M8044) was a QBUS 64kb main memory card (when fully populated; it was also available in 1/4, 1/2, and 3/4 full versions), used in the LSI-11 PDP-11.