
Memory Type: DDR PC2700, DDR (non-ECC)
Maximum Memory: 2GB
Slots: 4
Each memory slot can hold DDR PC2700 with a maximum of 512MB per slot.*
*Not to exceed manufacturer supported memory.

To determine which Xserve you must look at the CD-ROM location. If you Xserve has a tray that opens for a CD then you have the "Xserve (Tray Load)". If your Xserve has a slot to insert a CD, you have "Xserve (Slot Load)"

Memory or DRAM is the 'working' memory of the computer. It's used to store data for programs (sequences of instructions) on a temporary basis.

video - installing memory