Is There a Trade-Off Between Per Possession Impact and Per Game Impact?

Bill Russell is having one of his best seasons ever. Is it too hard to believe that his individual impact is an anomaly as well? He's like 40% better than the second best defender in NBA history, says Jarrett Bellini. The question is whether he loses a little value at the end of the day or is that good just because he lost so much playing time and didn't get enough rest.