Wasm VS C++ benchmarks

Current benchmark data was generated on Thu Jul 13 2023, full log can be found HERE

CONTRIBUTIONS are WELCOME!

[x86_64][2 cores] Intel(R) Xeon(R) Platinum 8370C CPU @ 2.80GHz (Model 106)

* -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
wasm 3.rs 2048ms 5.9ms 60.1MB 2017ms 10ms wasmedgec 0.13.1
wasm 5.rs 2074ms 21ms 44.2MB 2047ms 10ms wasmedgec 0.13.1
wasm 4.rs 2202ms 1.4ms 44.9MB 2170ms 13ms wasmedgec 0.13.1
wasm 3.rs 2272ms 23ms 48.1MB 2243ms 3ms wasmtime 10.0.1
wasm 3.rs 2717ms 81ms 80.1MB 2687ms 27ms node 18.16.1
wasm 4.rs 2770ms 28ms 65.4MB 2747ms 20ms node 18.16.1
wasm 5.rs 2774ms 20ms 65.1MB 2763ms 7ms node 18.16.1
wasm 5.rs 2817ms 17ms 32.3MB 2800ms 7ms wasmtime 10.0.1
wasm 4.rs 2933ms 20ms 32.2MB 2910ms 7ms wasmtime 10.0.1

Input: 15

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 3.rs 203ms 4.3ms 32.0MB 180ms 0ms wasmedgec 0.13.1
wasm 5.rs 204ms 1.9ms 30.1MB 187ms 0ms wasmedgec 0.13.1
wasm 3.rs 215ms 5.6ms 20.0MB 200ms 0ms wasmtime 10.0.1
wasm 4.rs 219ms 2.6ms 30.1MB 197ms 3ms wasmedgec 0.13.1
wasm 5.rs 269ms 0.5ms 18.1MB 257ms 0ms wasmtime 10.0.1
wasm 4.rs 284ms 1.1ms 20.0MB 270ms 0ms wasmtime 10.0.1
wasm 3.rs 305ms 8.2ms 52.4MB 290ms 3ms node 18.16.1
wasm 5.rs 308ms 1.0ms 52.2MB 303ms 0ms node 18.16.1
wasm 4.rs 308ms 8.2ms 53.1MB 300ms 7ms node 18.16.1

coro-prime-sieve

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 3.rs 1425ms 14ms 56.6MB 1440ms 10ms node 18.16.1
wasm 3.rs 1520ms 4.5ms 18.5MB 1503ms 3ms wasmtime 10.0.1
wasm 3.rs 2028ms 2.8ms 28.4MB 2010ms 0ms wasmedgec 0.13.1

Input: 1000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 3.rs 105ms 0.2ms 16.9MB 90ms 0ms wasmtime 10.0.1
wasm 3.rs 143ms 1.5ms 29.9MB 130ms 0ms wasmedgec 0.13.1
wasm 3.rs 165ms 4.4ms 58.6MB 173ms 10ms node 18.16.1

edigits

Input: 250001

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 484ms 1.6ms 28.9MB 463ms 0ms wasmedgec 0.13.1
wasm 1.rs 589ms 0.5ms 17.5MB 570ms 0ms wasmtime 10.0.1
wasm 1.rs 659ms 0.8ms 58.1MB 690ms 7ms node 18.16.1

Input: 100000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 132ms 0.7ms 29.7MB 120ms 0ms wasmedgec 0.13.1
wasm 1.rs 157ms 0.3ms 16.7MB 147ms 0ms wasmtime 10.0.1
wasm 1.rs 233ms 3.6ms 57.6MB 260ms 13ms node 18.16.1

fannkuch-redux

Input: 11

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 1-im.cpp 755ms 45ms 1.2MB 1417ms 0ms g++ 11.3.0
cpp 1-im.cpp 767ms 1.8ms 4.0MB 1490ms 0ms clang++ 14.0.0
wasm 1.rs 4639ms 46ms 16.1MB 4623ms 0ms wasmtime 10.0.1
wasm 1.rs timeout 0.0ms 49.3MB 4973ms 10ms node 18.16.1
wasm 1.rs timeout 0.0ms 28.0MB 4983ms 0ms wasmedgec 0.13.1

Input: 10

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 1-im.cpp 71ms 2.2ms 1.2MB 120ms 0ms g++ 11.3.0
cpp 1-im.cpp 72ms 2.1ms 4.3MB 120ms 0ms clang++ 14.0.0
wasm 1.rs 400ms 11ms 16.2MB 387ms 0ms wasmtime 10.0.1
wasm 1.rs 470ms 0.8ms 26.4MB 453ms 0ms wasmedgec 0.13.1
wasm 1.rs 839ms 1.7ms 49.5MB 823ms 7ms node 18.16.1

fasta

Input: 2500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 367ms 0.9ms 27.1MB 347ms 3ms wasmedgec 0.13.1
wasm 1.rs 427ms 1.5ms 16.1MB 413ms 0ms wasmtime 10.0.1
wasm 1.rs 470ms 0.8ms 49.4MB 453ms 7ms node 18.16.1

Input: 250000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 46ms 0.6ms 28.0MB 30ms 0ms wasmedgec 0.13.1
wasm 1.rs 51ms 1.4ms 16.1MB 37ms 0ms wasmtime 10.0.1
wasm 1.rs 92ms 2.7ms 49.5MB 77ms 7ms node 18.16.1

helloworld

Input: QwQ

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 1.cpp 1.7ms 0.4ms 1.4MB 0ms 0ms clang++ 14.0.0
cpp 1.cpp 2.1ms 0.9ms 1.0MB 0ms 0ms g++ 11.3.0
wasm 1.rs 7.0ms 1.0ms 16.1MB 0ms 0ms wasmtime 10.0.1
wasm 1.rs 9.9ms 0.9ms 28.8MB 0ms 0ms wasmedgec 0.13.1
wasm 1.rs 47ms 2.4ms 47.3MB 32ms 2ms node 18.16.1

lru

Input: 1000 1000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 163ms 1.5ms 28.2MB 147ms 3ms wasmedgec 0.13.1
wasm 1.rs 200ms 0.9ms 16.2MB 187ms 0ms wasmtime 10.0.1
wasm 1.rs 283ms 1.5ms 53.4MB 270ms 10ms node 18.16.1

Input: 1000 3000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 466ms 2.2ms 27.6MB 450ms 0ms wasmedgec 0.13.1
wasm 1.rs 584ms 4.8ms 16.2MB 567ms 0ms wasmtime 10.0.1
wasm 1.rs 722ms 2.0ms 53.1MB 710ms 13ms node 18.16.1

Input: 100 500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 88ms 1.8ms 28.2MB 70ms 3ms wasmedgec 0.13.1
wasm 1.rs 103ms 0.3ms 16.3MB 90ms 0ms wasmtime 10.0.1
wasm 1.rs 159ms 3.7ms 51.3MB 143ms 10ms node 18.16.1

mandelbrot

Input: 5000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 8.rs 1095ms 1.0ms 31.9MB 1077ms 3ms wasmedgec 0.13.1
wasm 8.rs 1250ms 0.2ms 19.3MB 1233ms 0ms wasmtime 10.0.1
wasm 8.rs 1369ms 3.6ms 54.1MB 1350ms 13ms node 18.16.1

Input: 1000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 8.rs 56ms 0.1ms 28.4MB 50ms 0ms wasmedgec 0.13.1
wasm 8.rs 61ms 0.7ms 15.9MB 47ms 0ms wasmtime 10.0.1
wasm 8.rs 104ms 1.8ms 49.6MB 97ms 3ms node 18.16.1

merkletrees

Input: 17

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 1134ms 4.5ms 51.5MB 1103ms 10ms wasmedgec 0.13.1
wasm 1.rs 1354ms 4.0ms 40.3MB 1327ms 10ms wasmtime 10.0.1
wasm 1.rs 1383ms 21ms 73.3MB 1367ms 13ms node 18.16.1

Input: 15

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 251ms 2.8ms 34.9MB 223ms 10ms wasmedgec 0.13.1
wasm 1.rs 299ms 4.3ms 22.3MB 287ms 0ms wasmtime 10.0.1
wasm 1.rs 340ms 4.2ms 55.4MB 323ms 17ms node 18.16.1

nbody

Input: 5000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 0-i.cpp 225ms 1.3ms 1.0MB 220ms 0ms g++ 11.3.0
cpp 0-i.cpp 253ms 0.7ms 1.5MB 240ms 0ms clang++ 14.0.0
cpp 1.cpp 327ms 1.0ms 1.4MB 317ms 0ms clang++ 14.0.0
cpp 1.cpp 341ms 0.8ms 1.2MB 327ms 0ms g++ 11.3.0
wasm 1.rs 472ms 2.5ms 16.1MB 463ms 0ms wasmtime 10.0.1
wasm 1.rs 492ms 0.4ms 28.6MB 477ms 0ms wasmedgec 0.13.1
wasm 2.rs 655ms 4.7ms 27.8MB 633ms 7ms wasmedgec 0.13.1
wasm 2.rs 657ms 1.4ms 16.3MB 643ms 0ms wasmtime 10.0.1
wasm 1.rs 774ms 77ms 48.6MB 760ms 7ms node 18.16.1
wasm 2.rs 943ms 2.4ms 49.3MB 930ms 7ms node 18.16.1

Input: 500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 0-i.cpp 25ms 0.4ms 1.0MB 17ms 0ms g++ 11.3.0
cpp 0-i.cpp 28ms 0.6ms 1.4MB 20ms 0ms clang++ 14.0.0
cpp 1.cpp 35ms 0.8ms 1.5MB 25ms 0ms clang++ 14.0.0
cpp 1.cpp 37ms 0.6ms 1.3MB 27ms 0ms g++ 11.3.0
wasm 1.rs 55ms 1.7ms 16.1MB 43ms 0ms wasmtime 10.0.1
wasm 1.rs 60ms 2.1ms 27.3MB 50ms 0ms wasmedgec 0.13.1
wasm 2.rs 75ms 1.6ms 16.0MB 63ms 0ms wasmtime 10.0.1
wasm 2.rs 77ms 1.6ms 28.6MB 63ms 3ms wasmedgec 0.13.1
wasm 1.rs 119ms 0.8ms 49.5MB 107ms 0ms node 18.16.1
wasm 2.rs 142ms 2.9ms 49.9MB 127ms 3ms node 18.16.1

nsieve

Input: 12

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 2.rs 586ms 9.0ms 31.6MB 567ms 3ms wasmedgec 0.13.1
wasm 2.rs 604ms 0.9ms 21.2MB 590ms 0ms wasmtime 10.0.1
wasm 1.rs 613ms 36ms 66.5MB 587ms 10ms wasmedgec 0.13.1
wasm 1.rs 624ms 13ms 55.3MB 603ms 7ms wasmtime 10.0.1
cpp 1.cpp 657ms 2.1ms 6.9MB 650ms 0ms g++ 11.3.0
cpp 1.cpp 718ms 8.5ms 7.5MB 703ms 0ms clang++ 14.0.0
wasm 2.rs 1090ms 9.2ms 53.6MB 1067ms 10ms node 18.16.1
wasm 1.rs 1351ms 92ms 87.9MB 1337ms 10ms node 18.16.1

Input: 10

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 2.rs 142ms 0.1ms 17.4MB 127ms 0ms wasmtime 10.0.1
wasm 2.rs 142ms 2.1ms 29.2MB 127ms 3ms wasmedgec 0.13.1
wasm 1.rs 145ms 0.5ms 25.9MB 130ms 0ms wasmtime 10.0.1
wasm 1.rs 149ms 3.2ms 40.5MB 130ms 3ms wasmedgec 0.13.1
cpp 1.cpp 153ms 0.2ms 3.5MB 140ms 0ms g++ 11.3.0
cpp 1.cpp 170ms 0.3ms 3.9MB 160ms 0ms clang++ 14.0.0
wasm 2.rs 298ms 1.7ms 49.2MB 280ms 10ms node 18.16.1
wasm 1.rs 349ms 2.5ms 58.9MB 333ms 7ms node 18.16.1

pidigits

Input: 8000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 2.rs 2761ms 9.1ms 28.6MB 2740ms 3ms wasmedgec 0.13.1
wasm 2.rs 3088ms 0.8ms 17.2MB 3077ms 0ms wasmtime 10.0.1
wasm 2.rs 3251ms 2.8ms 53.8MB 3257ms 10ms node 18.16.1

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 2.rs 652ms 3.8ms 28.8MB 637ms 0ms wasmedgec 0.13.1
wasm 2.rs 727ms 1.0ms 16.9MB 710ms 0ms wasmtime 10.0.1
wasm 2.rs 815ms 2.2ms 54.6MB 827ms 13ms node 18.16.1

secp256k1

Input: 2000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 4503ms 3.2ms 27.3MB 4487ms 0ms wasmedgec 0.13.1
wasm 1.rs 4739ms 11ms 66.6MB 4793ms 13ms node 18.16.1
wasm 1.rs timeout 0.0ms 16.1MB 4983ms 0ms wasmtime 10.0.1

Input: 500

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
wasm 1.rs 1138ms 2.2ms 26.6MB 1120ms 0ms wasmedgec 0.13.1
wasm 1.rs 1262ms 8.5ms 66.9MB 1300ms 23ms node 18.16.1
wasm 1.rs 1316ms 16ms 16.3MB 1300ms 0ms wasmtime 10.0.1

spectral-norm

Input: 8000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 8-m.cpp 1057ms 1.1ms 3.3MB 2077ms 0ms clang++ 14.0.0
cpp 7-m.cpp 1059ms 0.7ms 2.3MB 2077ms 0ms g++ 11.3.0
cpp 7-m.cpp 1061ms 1.7ms 3.3MB 2070ms 0ms clang++ 14.0.0
cpp 8-m.cpp 1063ms 2.1ms 2.2MB 2080ms 0ms g++ 11.3.0
cpp 6-im.cpp 2221ms 26ms 3.3MB 4363ms 0ms clang++ 14.0.0
cpp 6-im.cpp 2251ms 15ms 2.2MB 4413ms 0ms g++ 11.3.0
wasm 2.rs 4128ms 1.6ms 32.1MB 4110ms 0ms wasmedgec 0.13.1
wasm 7.rs 4247ms 3.7ms 27.6MB 4233ms 0ms wasmedgec 0.13.1
wasm 2.rs 4317ms 4.1ms 49.0MB 4300ms 0ms node 18.16.1
wasm 2.rs 4425ms 1.5ms 16.3MB 4413ms 0ms wasmtime 10.0.1
wasm 7.rs 4554ms 1.2ms 49.4MB 4540ms 7ms node 18.16.1
wasm 7.rs timeout 0.0ms 16.0MB 4987ms 0ms wasmtime 10.0.1

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 8-m.cpp 273ms 0.5ms 1.3MB 520ms 0ms g++ 11.3.0
cpp 8-m.cpp 274ms 0.5ms 3.3MB 520ms 0ms clang++ 14.0.0
cpp 7-m.cpp 274ms 2.3ms 1.3MB 523ms 0ms g++ 11.3.0
cpp 7-m.cpp 275ms 1.9ms 3.4MB 517ms 0ms clang++ 14.0.0
cpp 6-im.cpp 564ms 3.8ms 3.4MB 1087ms 0ms clang++ 14.0.0
cpp 6-im.cpp 572ms 1.4ms 1.3MB 1107ms 0ms g++ 11.3.0
wasm 2.rs 1042ms 2.4ms 28.8MB 1023ms 0ms wasmedgec 0.13.1
wasm 7.rs 1072ms 1.6ms 29.5MB 1060ms 0ms wasmedgec 0.13.1
wasm 2.rs 1116ms 0.6ms 16.1MB 1103ms 0ms wasmtime 10.0.1
wasm 2.rs 1117ms 3.3ms 48.3MB 1097ms 7ms node 18.16.1
wasm 7.rs 1177ms 0.5ms 48.4MB 1160ms 3ms node 18.16.1
wasm 7.rs 3261ms 2.9ms 16.3MB 3243ms 0ms wasmtime 10.0.1

Input: 2000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
cpp 8-m.cpp 75ms 0.5ms 3.3MB 127ms 0ms clang++ 14.0.0
cpp 7-m.cpp 75ms 0.8ms 3.5MB 127ms 0ms clang++ 14.0.0
cpp 8-m.cpp 75ms 0.6ms 1.3MB 127ms 0ms g++ 11.3.0
cpp 7-m.cpp 76ms 0.9ms 1.3MB 130ms 0ms g++ 11.3.0
cpp 6-im.cpp 150ms 0.9ms 5.2MB 270ms 0ms clang++ 14.0.0
cpp 6-im.cpp 152ms 2.2ms 1.3MB 280ms 0ms g++ 11.3.0
wasm 2.rs 271ms 0.6ms 28.7MB 250ms 0ms wasmedgec 0.13.1
wasm 7.rs 278ms 0.4ms 27.8MB 260ms 0ms wasmedgec 0.13.1
wasm 2.rs 289ms 5.6ms 16.0MB 270ms 0ms wasmtime 10.0.1
wasm 2.rs 317ms 1.2ms 47.0MB 297ms 10ms node 18.16.1
wasm 7.rs 332ms 1.3ms 48.0MB 313ms 7ms node 18.16.1
wasm 7.rs 822ms 1.0ms 16.1MB 810ms 0ms wasmtime 10.0.1