Broadcast HD Monitors

[Fluff]

Is there a vast difference in picture quality between broadcast HD monitors and consumer variants?

I know I cannot afford one.

E.g.

http://bssc.sel.sony.com/BroadcastandBusiness/DisplayModel?m=0&sm=0&p=8&sp=20073&id=80823

Has anyone seen one of those in action?

$42000 USD

or

http://www.sonybiz.net/biz/view/ShowProduct.action?product=BVM-L230&site=biz_en_GB&pageType=Overview&imageType=Main&category=BVM