Do HP use "special" versions of Intel Xeons? I.e do they have a microcode in there meaning that only "HP" CPU's can be used in their servers? Or is it possible to purchase an off the shelf Xeon X3450 ...

Yesterday HP announced the introduction of its Z820 workstation, replacing the venerable Z800 that has been the backbone of many workgroup streaming and transcoding solutions. Showcased at a recent HP ...