Julia versus Lisp SBCL fastest performance Always look at the source code. If the fastest programs are hand-written vector instructions, does the host language matter? You might be more interested in the less optimised programs — more seconds, less gz source code. fannkuch-redux source secs mem gz cpu secs Lisp SBCL #5 30.39 49,920 689 30.38 Julia #3 8.04 257,756 896 30.44 Julia #2 8.40 261,236 1077 31.34 Lisp SBCL #3 37.50 32,768 833 37.50 Julia 38.89 240,772 441 38.98 Lisp SBCL #4 10.13 33,152 1531 39.42 Lisp SBCL #2 49.10 19,668 525 49.09 n-body source secs mem gz cpu secs Julia #8 4.16 272,512 1129 4.25 Julia #4 5.74 252,032 1168 5.83 Julia #3 6.53 254,592 1548 6.62 Lisp SBCL #2 7.81 19,816 1408 7.81 Lisp SBCL 9.26 19,816 1373 9.26 Julia #2 23.73 301,100 1084 23.86 spectral-norm source secs mem gz cpu secs Julia #4 1.18 248,576 435 3.66 Julia #2 1.35 254,032 377 4.06 Lisp SBCL #6 5.32 20,736 512 5.32 Lisp SBCL 5.32 19,816 639 5.32 Lisp SBCL #3 1.45 19,688 893 5.45 Lisp SBCL #8 1.45 19,688 799 5.46 Lisp SBCL #7 1.44 19,816 769 5.46 Lisp SBCL #2 1.46 19,816 920 5.46 mandelbrot source secs mem gz cpu secs Julia #7 1.40 290,176 629 4.79 Julia #8 1.42 289,152 634 4.87 Julia #3 1.50 315,904 589 5.20 Julia #4 1.97 297,984 583 5.22 Julia #5 1.58 310,400 580 5.59 Julia #6 2.09 290,228 571 5.69 Lisp SBCL 4.75 50,944 2478 16.49 Lisp SBCL #4 4.18 42,752 2453 16.60 Lisp SBCL #3 9.70 50,048 900 25.95 Julia 26.45 271,104 379 26.53 pidigits source secs mem gz cpu secs Julia #3 1.00 240,640 512 1.13 Julia #2 1.11 247,808 686 1.24 Lisp SBCL #4 3.37 429,312 495 3.37 Lisp SBCL #3 3.38 434,560 499 3.38 Lisp SBCL #2 6.01 429,816 655 6.01 regex-redux source secs mem gz cpu secs Julia #5 1.74 443,844 766 3.05 Julia #4 1.80 448,796 772 3.12 Julia #3 2.26 528,768 630 3.77 Julia 3.86 488,864 414 4.05 Lisp SBCL #4 14.08 994,024 1977 29.33 fasta source secs mem gz cpu secs Julia #8 1.10 245,760 1094 1.19 Julia #5 2.41 262,528 957 2.50 Julia #4 2.79 249,088 1053 2.88 Lisp SBCL #6 4.42 19,668 1763 4.42 Julia #7 1.80 439,584 1189 4.51 Julia #6 2.05 475,160 1213 4.78 Lisp SBCL #3 5.82 19,796 1592 5.82 Lisp SBCL 9.24 21,760 1430 9.24 Lisp SBCL #2 9.25 19,668 1628 9.25 Julia #3 11.04 247,412 901 11.13 k-nucleotide source secs mem gz cpu secs Julia #8 5.74 441,148 965 13.70 Lisp SBCL #4 16.70 156,288 2292 16.70 Lisp SBCL #5 16.83 156,416 2323 16.83 Julia #7 8.71 430,084 1379 23.62 Lisp SBCL #6 10.97 541,312 2485 40.13 Lisp SBCL 12.76 550,784 2431 41.85 Lisp SBCL #3 51.99 558,208 1297 51.99 Lisp SBCL #2 53.23 558,208 1291 53.23 Julia 132.23 1,967,872 703 131.10 reverse-complement source secs mem gz cpu secs Julia #8 1.58 1,039,672 531 1.70 Julia #9 1.83 1,038,224 456 1.95 Lisp SBCL 5.35 1,517,184 911 5.34 Julia #2 35.46 1,718,176 464 35.82 Lisp SBCL #2 Failed binary-trees source secs mem gz cpu secs Lisp SBCL #3 3.30 476,572 938 7.64 Lisp SBCL 9.68 461,412 595 9.68 Julia #2 18.15 644,864 430 35.92 Julia #3 14.34 693,600 640 40.22 Julia #5 Failed Julia #4 Failed Julia julia version 1.10.2 Lisp SBCL SBCL 2.4.2 all Julia programs & measurements all Lisp SBCL programs & measurements