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As part of our image quality testing for the Nikon D810 we've shot our resolution chart.
Click the link to see a full explanation of what our resolution charts mean.
Examining images of the chart taken at each sensitivity setting reveals the following resolution scores in line widths per picture height x100:
JPEG
Full ISO 100 image, see 100% crops below.
ISO 32, score: 36. Click here for full resolution image.
ISO 64, score: 36. Click here for full resolution image.
ISO 100, score: 36. Click here for full resolution image.
ISO 200, score: 36. Click here for full resolution image.
ISO 400, score: 36. Click here for full resolution image.
ISO 800, score: 36. Click here for full resolution image.
ISO 1600, score: 34. Click here for full resolution image.
ISO 3200, score: 34. Click here for full resolution image.
ISO 6400, score: 34. Click here for full resolution image.
ISO 12800, score: 32. Click here for full resolution image.
ISO 25600, score: 30. Click here for full resolution image.
ISO 51200, score: 28. Click here for full resolution image.
Raw
ISO 32, score: 38. Click here for full resolution image.
ISO 64, score: 38. Click here for full resolution image.
ISO 100, score: 38. Click here for full resolution image.
ISO 200, score: 38. Click here for full resolution image.
ISO 400, score: 38. Click here for full resolution image.
ISO 800, score: 36. Click here for full resolution image.
ISO 1600, score: 36. Click here for full resolution image.
ISO 3200, score: 34. Click here for full resolution image.
ISO 6400, score: 34. Click here for full resolution image.
ISO 12800, score: 32. Click here for full resolution image.
ISO 25600, score: 32. Click here for full resolution image.
ISO 51200, score: 30. Click here for full resolution image.