Results for 38 of 40 languages from this run on actest1.

Unavailable in this run: Hack, Lisp. Follow the run link for failure details.

Javascript VS Typescript benchmarks

Current benchmark data was generated on Sun Sep 27 2026, full log can be found HERE

CONTRIBUTIONS are WELCOME!

[x86_64][4 cores] Intel(R) Core(TM) i7-3687U CPU @ 2.10GHz (Model 58)

* -m in a file name stands for multi-threading or multi-processing

* -i in a file name stands for direct intrinsics usage. (Usage of simd intrinsics via libraries is not counted)

* -ffi in a file name stands for non-stdlib FFI usage

* (You may find time < time(user) + time(sys) for some non-parallelized programs, the overhead is from GC or JIT compiler, which are allowed to take advantage of multi-cores as that's more close to real-world scenarios.)

binarytrees

Input: 18

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1-m.js 1265ms 52ms 166.7MB 1970ms 113ms bun 1.4.2
javascript 1.js 1464ms 5.7ms 446.7MB 1510ms 173ms node 24.21.0
typescript 1.ts 1467ms 24ms 373.7MB 1743ms 140ms deno 2.9.7

Input: 15

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 127ms 3.1ms 40.8MB 153ms 17ms bun 1.4.2
javascript 1.js 192ms 4.0ms 81.8MB 210ms 23ms node 24.21.0
typescript 1.ts 270ms 4.0ms 299.5MB 173ms 123ms deno 2.9.7

coro-prime-sieve

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
typescript 1.ts 2463ms 59ms 109.4MB 2537ms 63ms deno 2.9.7
javascript 1.js 2468ms 28ms 43.1MB 2477ms 43ms bun 1.4.2
javascript 1.js 2691ms 14ms 190.8MB 2690ms 103ms node 24.21.0

Input: 1000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 154ms 0.2ms 34.1MB 153ms 0ms bun 1.4.2
typescript 1.ts 215ms 4.2ms 62.5MB 203ms 20ms deno 2.9.7
javascript 1.js 263ms 13ms 74.4MB 257ms 27ms node 24.21.0

edigits

Input: 250001

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 194ms 4.1ms 46.0MB 183ms 13ms bun 1.4.2
javascript 1.js 436ms 3.9ms 65.7MB 463ms 23ms node 24.21.0

Input: 100000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 78ms 4.2ms 37.9MB 77ms 0ms bun 1.4.2
javascript 1.js 200ms 3.9ms 63.4MB 197ms 13ms node 24.21.0

helloworld

Input: QwQ

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 6.7ms 1.0ms 12.5MB 0ms 0ms bun 1.4.2
typescript 1.ts 19ms 0.9ms 34.1MB 8ms 3ms deno 2.9.7
javascript 1.js 53ms 4.8ms 50.0MB 36ms 6ms node 24.21.0

http-server

Input: 3000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1-m.bun.js 143ms 5.9ms 42.1MB 117ms 150ms bun 1.4.2
typescript 2.ts 1027ms 13ms 260.8MB 1013ms 453ms deno 2.9.7
typescript 1.ts 1070ms 47ms 260.5MB 1007ms 507ms deno 2.9.7
typescript 1-http2.ts 1415ms 26ms 241.1MB 1477ms 467ms deno 2.9.7
typescript 2-tls.ts 2163ms 5.4ms 274.7MB 2080ms 530ms deno 2.9.7
javascript 1.js 8321ms 382ms 436.9MB 8977ms 2950ms node 24.21.0

Input: 500

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1-m.bun.js 55ms 4.6ms 32.7MB 27ms 60ms bun 1.4.2
typescript 2.ts 320ms 1.8ms 82.4MB 237ms 87ms deno 2.9.7
typescript 1.ts 330ms 11ms 80.7MB 217ms 117ms deno 2.9.7
typescript 1-http2.ts 408ms 7.2ms 83.2MB 333ms 103ms deno 2.9.7
typescript 2-tls.ts 490ms 7.1ms 90.9MB 400ms 110ms deno 2.9.7
javascript 1.js 598ms 0.6ms 88.9MB 587ms 117ms node 24.21.0

json-serde

Input: sample 5000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 88ms 26ms 41.9MB 67ms 10ms bun 1.4.2
javascript 1.js 148ms 0.2ms 79.7MB 143ms 17ms node 24.21.0
typescript 1.ts 216ms 23ms 96.0MB 293ms 30ms deno 2.9.7

Input: canada 15

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 467ms 4.8ms 134.4MB 510ms 43ms bun 1.4.2
javascript 1.js 803ms 52ms 256.3MB 867ms 133ms node 24.21.0
typescript 1.ts 1221ms 42ms 425.9MB 1567ms 193ms deno 2.9.7

lru

Input: 1000 1000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 2.js 327ms 4.8ms 57.4MB 387ms 17ms bun 1.4.2
javascript 2.js 348ms 6.4ms 65.3MB 340ms 20ms node 24.21.0
typescript 2.ts 404ms 7.7ms 50.6MB 407ms 7ms deno 2.9.7
typescript 1.ts 695ms 12ms 48.4MB 680ms 10ms deno 2.9.7
javascript 1.js 754ms 5.0ms 55.3MB 867ms 30ms bun 1.4.2
javascript 1.js 777ms 6.5ms 64.2MB 760ms 13ms node 24.21.0

Input: 1000 3000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 2.js 878ms 6.3ms 58.4MB 960ms 43ms bun 1.4.2
javascript 2.js 919ms 8.8ms 72.1MB 903ms 23ms node 24.21.0
typescript 2.ts 1119ms 17ms 59.7MB 1123ms 10ms deno 2.9.7
typescript 1.ts 2001ms 20ms 58.5MB 1987ms 13ms deno 2.9.7
javascript 1.js 2142ms 24ms 70.7MB 2123ms 13ms node 24.21.0
javascript 1.js 2214ms 18ms 54.9MB 2463ms 140ms bun 1.4.2

Input: 100 500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 2.js 182ms 2.9ms 59.4MB 247ms 3ms bun 1.4.2
javascript 2.js 193ms 6.2ms 59.4MB 190ms 13ms node 24.21.0
typescript 2.ts 196ms 0.8ms 48.8MB 200ms 3ms deno 2.9.7
typescript 1.ts 222ms 6.8ms 46.6MB 213ms 3ms deno 2.9.7
javascript 1.js 261ms 3.9ms 59.9MB 257ms 3ms node 24.21.0
javascript 1.js 273ms 3.6ms 57.0MB 323ms 47ms bun 1.4.2

merkletrees

Input: 17

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1-m.js 760ms 4.7ms 132.5MB 1093ms 90ms bun 1.4.2
typescript 1.ts 844ms 5.3ms 155.5MB 943ms 100ms deno 2.9.7
javascript 1.js 931ms 17ms 230.9MB 973ms 120ms node 24.21.0

Input: 15

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 180ms 2.7ms 57.9MB 243ms 20ms bun 1.4.2
typescript 1.ts 214ms 6.8ms 88.3MB 237ms 30ms deno 2.9.7
javascript 1.js 262ms 3.9ms 107.0MB 280ms 33ms node 24.21.0

nbody

Input: 5000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
typescript 6.ts 852ms 1.7ms 45.6MB 843ms 10ms deno 2.9.7
javascript 6.js 924ms 3.8ms 59.5MB 910ms 10ms node 24.21.0
javascript 6.js 998ms 6.5ms 26.8MB 1007ms 0ms bun 1.4.2

Input: 500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
typescript 6.ts 111ms 2.6ms 44.1MB 107ms 3ms deno 2.9.7
javascript 6.js 125ms 8.5ms 26.6MB 140ms 0ms bun 1.4.2
javascript 6.js 149ms 6.1ms 59.5MB 140ms 10ms node 24.21.0

secp256k1

Input: 2000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 1345ms 3.6ms 40.9MB 1410ms 37ms bun 1.4.2
typescript 1.ts 1621ms 10ms 46.8MB 1647ms 20ms deno 2.9.7
javascript 1.js 4276ms 22ms 62.7MB 4300ms 7ms node 24.21.0

Input: 500

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 1.js 370ms 4.2ms 41.2MB 410ms 17ms bun 1.4.2
typescript 1.ts 444ms 6.7ms 47.1MB 450ms 10ms deno 2.9.7
javascript 1.js 1132ms 3.7ms 58.8MB 1147ms 10ms node 24.21.0

pidigits

Input: 8000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
typescript 3.ts 6887ms 28ms 122.3MB 6903ms 100ms deno 2.9.7
javascript 3.js 7848ms 31ms 122.0MB 7800ms 47ms node 24.21.0

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
typescript 3.ts 1488ms 8.1ms 70.0MB 1503ms 57ms deno 2.9.7
javascript 3.js 1755ms 72ms 73.9MB 1733ms 23ms node 24.21.0

spectral-norm

Input: 8000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 6-m.js 6665ms 47ms 123.2MB 25650ms 83ms node 24.21.0
typescript 7.ts 11065ms 13ms 45.9MB 11057ms 10ms deno 2.9.7

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 6-m.js 1827ms 2.8ms 123.8MB 6790ms 70ms node 24.21.0
typescript 7.ts 2798ms 6.4ms 42.8MB 2783ms 7ms deno 2.9.7

Input: 2000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
javascript 6-m.js 639ms 8.0ms 119.1MB 2130ms 73ms node 24.21.0
typescript 7.ts 726ms 10ms 43.2MB 717ms 3ms deno 2.9.7