Benchmark beta
Add Benchmark

#	Hashrate	1 thread	Size	Duration	CPU	Threads	Version
1	4954.00	619.25	1MH	201.857	1	8	6.9.0
2	4893.16	611.64	1MH	204.367	1	8	6.6.2
3	4854.68	606.83	1MH	205.987	1	8	6.6.2
4	4835.87	604.48	1MH	206.788	1	8	6.9.0
5	4549.47	568.68	1MH	219.806	1	8	6.9.0