Random test fail dual pentium i686-faulty hardware?

Does anybody know why this should happen?? I have two identical Dell servers, both exactly the same spec, dual pentium 667 with 512MB ram, Linux6.2. I have successfully compiled and tested openssl-0.9.6 on one machine However when I compile it on the second and run make test the tests

Random test fail on dual cpu i686 follow up!

I have two identical Dell servers, both exactly the same spec, dual pentium 667 with 512MB ram, Linux6.2. I have successfully compiled and tested openssl-0.9.6 on one machine However when I compile it on the second and run make test the test also hangs and when I look at top the %CPU