Benchmark beta
Add Benchmark

#	Hashrate	1 thread	Size	Duration	CPU	Threads	Version
1	2078.88	519.72	1MH	481.028	1	4	6.12.1
2	1706.66	426.66	1MH	585.940	1	4	6.12.2
3	609.88	152.47	1MH	1639.675	1	4	6.11.1