Is D the Answer to the One vs. Two Language High ,Performance Computing Dilemma?

[John Joyus]

On 08/11/2013 04:22 AM, Walter Bright wrote:
> http://elrond.informatik.tu-freiberg.de/papers/WorldComp2012/PDP3426.pdf

This article claims the "Performance [of D] is equivalent to C".

Is that true? I mean even if D reaches 90% of C's performance, I still 
consider it great because of its productive features, but are there any 
benchmarks done?