You can run a single benchmark from the command line using the --workload switch. For example, the following command will run just the Twofish benchmark: geekbench --workload 1002

Below are the codes for each workload in Geekbench 3 Pro:

Integer Performance

1001 - AES
1002 - Twofish 
1003 - SHA1
1004 - SH2
1005 - BZip2 Compress
1006 - BZip2 Decompress
1007 - JPEG Compress
1008 - JPEG Decompress
1009 - PNG Compress
1010 - PNG Decompress
1011 - Sobel
1012 - Lua
1013 - Dijkstra

Floating Point Performance

2001 - BlackScholes
2002 - Mandelbrot
2003 - Sharpen Filter
2004 - Blur Filter
2005 - SEGEMM
2006 - DGEMM
2007 - SFFT
2008 - DFFT
2009 - N-Body
2010 - Ray Trace

Memory Performance

3001 - Stream Copy
3002 - Stream Scale
3003 - Stream Add
3004 - Stream Triad

Command Line Instructions

If you are looking for instructions on how to use the Geekbench Command Line Tool you can find them here: http://support.primatelabs.com/kb/geekbench/geekbench-command-line-...