CBMMark is a benchmarking suite for the C64 and C128 computers. CBMMark can analyze the performance of any kernel compliant drive. CBMMark performs tests using REL, PRG and SEQ files. 

Features 
* Allows executing of tests on multiple drives in one session. 
* Allows saving results of tests to a text file for later retrieval. 
* Benchmarks 400, 40, and 4 block SEQ file CRUD access. 
* Benchmarks 2k and 4k PRG CRUD access. 
* Benchmarks 50 record REL file CRUD access.