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#!/usr/bin/env perl
use 5.010;
...
  "Module:MPXS" => sub { Math::Prime::XS::is_prime($_) for @large },
  "Module:Pari" => sub { Math::Pari::isprime($_) for @large },
});

Validating tests on small primes
Validating tests on small composites
...
       75640351 :  Y 0.000554  Y 0.000311  Y 0.000246  Y 0.000001
   760149189769 :  Y 0.056347  Y 0.031018  Y 0.024714  Y 0.000011
635921898906263 :  Y 1.605829  Y 0.904163  Y 0.721130  Y 0.000004

Small inputs (2-5 digits)
...
Module:MP      389/s    66256%    45241%      40546%    36418%    2871
+8%       1465%        --        -84%      -100%
Module:Pari   2387/s   407067%   278118%     249307%   223982%   17673
+1%       9504%      514%          --       -98%
Module:MPU  114853/s 19593759% 13388435%   12002000% 10783286%  850943
+6%     462045%    29429%       4712%         --