Free Pascal versus Java fastest programs

Always look at the source code.

These are only the fastest programs. Do some of them use manually vectorized SIMD? Look at the other programs. They may seem more-like a fair comparison to you.

pidigits
source	secs	mem	gz	busy	cpu load
Free Pascal	0.73	2,268	530	0.73	0% 0% 100% 0%
Java	0.93	36,552	764	0.98	2% 3% 1% 99%
binary-trees
source	secs	mem	gz	busy	cpu load
Free Pascal	1.99	132,728	959	4.97	100% 58% 50% 42%
Java	2.48	1,722,848	835	7.88	98% 75% 71% 74%
spectral-norm
source	secs	mem	gz	busy	cpu load
Free Pascal	1.44	1,908	650	5.72	99% 99% 99% 99%
Java	1.63	39,304	756	6.22	95% 97% 95% 95%
mandelbrot
source	secs	mem	gz	busy	cpu load
Free Pascal	3.86	31,404	974	15.38	99% 99% 100% 99%
Java	4.15	69,136	796	16.29	98% 99% 98% 99%
n-body
source	secs	mem	gz	busy	cpu load
Free Pascal	6.28	8	1325	6.29	0% 100% 0% 0%
Java	6.74	35,844	1489	6.82	1% 100% 1% 0%
fannkuch-redux
source	secs	mem	gz	busy	cpu load
Free Pascal	10.55	1,848	1050	42.14	100% 100% 100% 100%
Java	10.64	35,192	1282	41.91	99% 98% 99% 97%
reverse-complement
source	secs	mem	gz	busy	cpu load
Free Pascal	3.67	520,464	771	3.70	0% 100% 0% 1%
Java	1.54	670,924	2183	3.51	46% 56% 48% 79%
fasta
source	secs	mem	gz	busy	cpu load
Free Pascal	5.59	8	1190	5.63	1% 0% 0% 100%
Java	1.21	44,620	2543	3.58	89% 75% 65% 68%
regex-redux
source	secs	mem	gz	busy	cpu load
Free Pascal		Failed
Java	5.58	985,696	929	18.26	81% 77% 84% 85%
k-nucleotide
source	secs	mem	gz	busy	cpu load
	No program	contribute your program
Java	4.98	356,904	1812	16.25	78% 76% 96% 76%
Free Pascal	Free Pascal Compiler version 3.2.0 [2020/06/14] for x86_64
Java	openjdk 16 2021-03-16 OpenJDK Runtime Environment (build 16+36-2231) OpenJDK 64-Bit Server VM (build 16+36-2231, mixed mode, sharing)