V VS Go benchmarks

Current benchmark data was generated on Tue Jul 01 2025, full log can be found HERE

CONTRIBUTIONS are WELCOME!

[x86_64][4 cores] AMD EPYC 7763 64-Core Processor (Model 1)

* -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
v 1.v 846ms 4.8ms 22.1MB 833ms 0ms v/clang+gc 0.4.11
go 1.go 1928ms 4.1ms 51.9MB 1907ms 7ms tinygo 0.38.0
v 1.v 2181ms 5.3ms 2086.6MB 1273ms 893ms v/clang 0.4.11
go 1-m.go 2394ms 16ms 46.3MB 5317ms 47ms go 1.24.4

Input: 15

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
v 1.v 74ms 0.6ms 4.6MB 67ms 0ms v/clang+gc 0.4.11
go 1.go 150ms 1.6ms 5.0MB 140ms 0ms tinygo 0.38.0
v 1.v 208ms 1.1ms 196.4MB 117ms 77ms v/clang 0.4.11
go 1-m.go 209ms 0.3ms 8.0MB 367ms 13ms go 1.24.4

coro-prime-sieve

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 1-m.go 515ms 53ms 15.5MB 2007ms 0ms go 1.24.4
go 1.go timeout 0.0ms 13.1MB 2563ms 16923ms tinygo 0.38.0
v 1.v timeout 0.0ms 18.4MB 8453ms 10927ms v/clang 0.4.11
v 1.v timeout 0.0ms 18.4MB 8530ms 10693ms v/clang+gc 0.4.11

Input: 1000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 1-m.go 60ms 20ms 7.5MB 217ms 0ms go 1.24.4
go 1-m.go 660ms 66ms 4.3MB 317ms 2160ms tinygo 0.38.0
v 1-m.v 1397ms 36ms 9.9MB 2337ms 2943ms v/clang 0.4.11
v 1-m.v 1443ms 71ms 10.5MB 2503ms 2947ms v/clang+gc 0.4.11

edigits

Input: 250001

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 1.go 118ms 0.0ms 8.6MB 110ms 0ms go 1.24.4
v 1.v timeout 0.0ms 7.8MB 4990ms 0ms v/clang+gc 0.4.11

Input: 100000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 1.go 34ms 0.5ms 8.2MB 30ms 0ms go 1.24.4
v 1.v timeout 0.0ms 4.5MB 4987ms 0ms v/clang+gc 0.4.11

fannkuch-redux

Input: 11

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3-m.go 672ms 0.8ms 5.5MB 2597ms 0ms go 1.24.4
go 3-m.go 728ms 4.2ms 2.9MB 2663ms 40ms tinygo 0.38.0
v 1.v 2199ms 9.7ms 1.9MB 2190ms 0ms v/clang+gc 0.4.11
v 1.v 2257ms 2.8ms 1.1MB 2250ms 0ms v/clang 0.4.11

Input: 10

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3-m.go 74ms 0.2ms 3.5MB 200ms 0ms go 1.24.4
go 3-m.go 104ms 2.9ms 3.0MB 193ms 33ms tinygo 0.38.0
v 1.v 185ms 0.4ms 1.9MB 180ms 0ms v/clang+gc 0.4.11
v 1.v 193ms 1.7ms 1.1MB 187ms 0ms v/clang 0.4.11

fasta

Input: 2500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3-m.go 126ms 0.7ms 5.5MB 377ms 0ms go 1.24.4
v 1.v 508ms 2.5ms 1.3MB 497ms 0ms v/clang 0.4.11
v 1.v 523ms 1.6ms 2.1MB 510ms 0ms v/clang+gc 0.4.11

Input: 250000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3-m.go 17ms 0.4ms 7.5MB 30ms 0ms go 1.24.4
v 1.v 53ms 0.0ms 1.3MB 47ms 0ms v/clang 0.4.11
v 1.v 55ms 0.6ms 2.1MB 50ms 0ms v/clang+gc 0.4.11

helloworld

Input: QwQ

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 1.go 0.7ms 0.0ms 0.3MB 0ms 0ms tinygo 0.38.0
v 1.v 1.1ms 0.3ms 1.4MB 0ms 0ms v/clang 0.4.11
v 1.v 1.2ms 0.1ms 1.9MB 0ms 0ms v/clang+gc 0.4.11
go 1.go 1.5ms 0.0ms 3.4MB 0ms 0ms go 1.24.4

lru

Input: 1000 1000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3.go 121ms 2.4ms 3.5MB 113ms 0ms go 1.24.4
go 3.go 134ms 1.8ms 0.4MB 127ms 0ms tinygo 0.38.0
v 1.v 264ms 2.4ms 2.1MB 253ms 0ms v/clang+gc 0.4.11
v 1.v 265ms 4.9ms 1.3MB 257ms 0ms v/clang 0.4.11

Input: 1000 3000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3.go 388ms 5.6ms 0.4MB 380ms 0ms tinygo 0.38.0
go 3.go 395ms 2.9ms 3.5MB 387ms 0ms go 1.24.4
v 1.v 775ms 3.4ms 2.1MB 763ms 0ms v/clang+gc 0.4.11
v 1.v 782ms 14ms 1.3MB 773ms 0ms v/clang 0.4.11

Input: 100 500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3.go 50ms 1.2ms 3.5MB 43ms 0ms go 1.24.4
go 3.go 66ms 1.7ms 0.3MB 60ms 0ms tinygo 0.38.0
v 1.v 91ms 2.2ms 1.3MB 83ms 0ms v/clang 0.4.11
v 1.v 103ms 0.5ms 2.1MB 90ms 0ms v/clang+gc 0.4.11

nbody

Input: 5000000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
v 1.v 312ms 1.5ms 1.6MB 300ms 0ms v/clang 0.4.11
v 1.v 312ms 1.3ms 2.3MB 300ms 0ms v/clang+gc 0.4.11
go 1.go 352ms 3.6ms 3.5MB 343ms 0ms go 1.24.4
go 1.go 352ms 7.5ms 0.3MB 343ms 0ms tinygo 0.38.0

Input: 500000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
v 1.v 33ms 0.2ms 1.6MB 27ms 0ms v/clang 0.4.11
v 1.v 34ms 0.2ms 2.3MB 23ms 0ms v/clang+gc 0.4.11
go 1.go 38ms 1.4ms 3.5MB 30ms 0ms go 1.24.4
go 1.go 39ms 1.1ms 0.3MB 30ms 0ms tinygo 0.38.0

nsieve

Input: 12

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
v 2.v 330ms 4.8ms 6.9MB 323ms 0ms v/clang+gc 0.4.11
v 2.v 332ms 2.9ms 6.1MB 323ms 0ms v/clang 0.4.11
go 1.go 339ms 8.4ms 71.7MB 323ms 3ms go 1.24.4
v 1.v 341ms 4.3ms 40.3MB 323ms 0ms v/clang 0.4.11
v 1.v 346ms 3.1ms 41.2MB 337ms 0ms v/clang+gc 0.4.11
go 1.go 359ms 47ms 39.4MB 343ms 0ms tinygo 0.38.0
go 2.go 470ms 2.5ms 20.0MB 457ms 0ms tinygo 0.38.0
go 2.go 750ms 9.1ms 21.6MB 737ms 7ms go 1.24.4

Input: 10

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 1.go 58ms 2.1ms 21.6MB 50ms 0ms go 1.24.4
v 1.v 61ms 0.8ms 11.1MB 50ms 0ms v/clang 0.4.11
v 1.v 63ms 1.7ms 19.0MB 50ms 0ms v/clang+gc 0.4.11
go 1.go 68ms 2.4ms 10.1MB 60ms 0ms tinygo 0.38.0
v 2.v 80ms 0.4ms 3.1MB 70ms 0ms v/clang+gc 0.4.11
v 2.v 83ms 2.0ms 2.4MB 70ms 0ms v/clang 0.4.11
go 2.go 119ms 5.6ms 4.1MB 107ms 0ms tinygo 0.38.0
go 2.go 185ms 0.8ms 6.3MB 173ms 0ms go 1.24.4

pidigits

Input: 8000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 8.go 1207ms 7.6ms 8.6MB 1193ms 0ms go 1.24.4
v 2.v 3283ms 37ms 4.0MB 3263ms 3ms v/clang+gc 0.4.11

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 8.go 283ms 3.4ms 8.6MB 270ms 0ms go 1.24.4
v 2.v 787ms 1.6ms 3.3MB 777ms 0ms v/clang+gc 0.4.11

regex-redux

Input: 2500000_in

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3.go timeout 0.0ms 126.4MB 4987ms 40ms go 1.24.4
go 3.go timeout 0.0ms 84.8MB 4967ms 13ms tinygo 0.38.0
v 1.v timeout 0.0ms 83.1MB 4980ms 7ms v/clang+gc 0.4.11

Input: 250000_in

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 3.go 1793ms 82ms 19.9MB 1777ms 27ms go 1.24.4
go 3.go 2297ms 19ms 23.0MB 2280ms 3ms tinygo 0.38.0
v 1.v 3586ms 76ms 26.0MB 3570ms 0ms v/clang+gc 0.4.11

spectral-norm

Input: 8000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 4-m.go 1900ms 1.2ms 5.5MB 7423ms 7ms go 1.24.4
go 1.go 3659ms 14ms 5.5MB 3650ms 3ms go 1.24.4
go 1.go timeout 0.0ms 0.5MB 4990ms 0ms tinygo 0.38.0
v 1.v timeout 0.0ms 1.6MB 4990ms 0ms v/clang 0.4.11
v 1.v timeout 0.0ms 2.8MB 4990ms 0ms v/clang+gc 0.4.11

Input: 4000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 4-m.go 480ms 0.2ms 5.6MB 1843ms 0ms go 1.24.4
go 1.go 921ms 7.0ms 3.5MB 913ms 0ms go 1.24.4
v 1.v 1290ms 4.5ms 1.5MB 1283ms 0ms v/clang 0.4.11
v 1.v 1320ms 1.5ms 2.5MB 1310ms 0ms v/clang+gc 0.4.11
go 1.go 1398ms 2.9ms 0.4MB 1390ms 0ms tinygo 0.38.0

Input: 2000

lang code time stddev peak-mem mem time(user) time(sys) compiler compiler/runtime
go 4-m.go 125ms 1.2ms 5.5MB 450ms 0ms go 1.24.4
go 1.go 232ms 0.1ms 3.5MB 220ms 0ms go 1.24.4
v 1.v 327ms 5.0ms 1.5MB 320ms 0ms v/clang 0.4.11
v 1.v 331ms 1.7ms 2.4MB 320ms 0ms v/clang+gc 0.4.11
go 1.go 351ms 0.6ms 0.4MB 340ms 0ms tinygo 0.38.0