Photography Bay has a really quick noise comparison between the Nikon D700 and the Canon 5D Mark II.
No huge surprise, the Nikon does better all around in my view, but this is clearly meant as a cheeseball comparison.
(Hat-tip to Leonardo)

David Clapps pixel-peeps the Zeiss 21mm ZF lens and compares it to the Nikon 14-24mm. Zeiss lenses are generally considered to be great and the 14-24mm has been considereding amazing for a zoom.
While I love my Zeiss lenses, you have to give it to the 14-24mm, it either matches or clocks the the Zeiss everywhere [...]

Imaging Resources has some great test shots with the Nikon D3x here.
Lots of difference shutter / aperture combo’s, include standard color charts, etc, gray background this time instead of blue.
ISO 3200 on the D3x in these shots (for example) still looks like a “only when required’ setup and I’m sure it’s meant to be- who’s [...]

iZyz has some still-life studio shots of a doll at all of the Nikon D3x’s ISO speeds.
No noise reduction claimed, no post.
Impressions- without NR, you won’t want to go above 200 iso if you don’t have to. Expose to the right. 3200 iso is only if you can’t get the shop any other way- but [...]