Test #1 (100% Crop; 1024x1024)

High ISO Noise Test:

 

Canon EOS 5D Mark II

Canon EF 24-105mm f/4 L IS USM

24 mm

ISO 6400

f/4

1/13 sec

 

Post processing with Canon DPP:

 

Luminance NR 10

Chrominance NR 5

Sharpness 5

 

Raw > jpeg (10)

Done