Benchmark beta
Add Benchmark

#	Hashrate	1 thread	Size	Duration	CPU	Threads	Version
1	2063.52	515.88	10MH	4846.095	1	4	6.10.0
2	2056.45	514.11	1MH	486.275	1	4	6.8.1
3	2043.03	510.76	1MH	489.469	1	4	6.10.0
4	2005.96	501.49	1MH	498.514	1	4	6.7.2