HP 16GB Dual Rank x4 PC3-12800R DDR3-1333 Registered CAS-11 Memory Kit (672631-B21)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Memory</li><li>16 GB</li><li>Registered</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41m-ckb7i3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31tA0u530cL.jpg" noproxy>