HP xw6400 Workstation HP xw6400 Workstation compact business workstation: HPs latest personal workstation series, the xw6400, is aimed at mid-range business users and, housed in a new mini-tower case, its ideal where desk space is at a premium yet a system with plenty of grunt ... Last month we brought you the UK’s first quad-core Xeon-based workstation with Armari’s pimped-out Magnetar QS, though at £4,595 plus VAT it’s out of the reach of most. Our review unit of HP’s first workstation to offer quad-core... xw6400 workstation HP’s new workstation is pitched as a MacPro beater. So how does it compare? What’s in a name? A name like xw6400 doesn’t quite trip off the tongue, unless you work in the marketing department of a large PC and business technology...