Google
Unsloth

Gemma 4 31B IT benchmark on an Apple's logo.M5 Pro · 48 GB

<- Runs

Prompt tokens

40,960

Generation tokens

10,240

Trials passed

10/10

Verified

13.0 tok/s

191.9 tok/s

Peak memory

10.63/48 GB

Runs poorly

Trials

Decode / Prefill Speeds

Metadata

metadata.json
{
"runId": "run_d4927794-ebb9-4603-93ce-dfefaff3e572",
"bundleId": "llamacpp-gemma-4-31b-it-q4_k_m.gguf-835d56",
"status": "verified",
"promptTokens": 40960,
"completionTokens": 10240,
"contextLength": 5120,
"harness": {
"version": "0.1.20",
"gitSha": "unknown"
},
"runtime": {
"name": "llama.cpp",
"version": "b8680",
"buildFlags": "metal"
},
"model": {
"displayName": "Gemma 4 31B IT",
"format": "gguf",
"quant": "q4_k_m",
"architecture": "gemma4",
"source": "unsloth/gemma-4-31B-it-GGUF:gemma-4-31B-it-Q4_K_M.gguf",
"fileSizeBytes": 18323730976,
"lab": {
"name": "Google",
"slug": "google"
},
"quantizedBy": {
"name": "Unsloth",
"slug": "unsloth"
}
},
"device": {
"cpu": "Apple M5 Pro",
"cpuCores": 15,
"gpu": "Apple M5 Pro",
"gpuCores": 16,
"gpuCount": 1,
"ramGb": 48,
"osName": "macOS",
"osVersion": "26.4.1"
},
"decodeTpsMean": 13,
"prefillTpsMean": 191.9,
"ttftP50Ms": 21123.09,
"idleTpsMean": 7226,
"peakRssMb": 10883.5,
"trialsPassed": 10,
"trialsTotal": 10,
"runnabilityScore": 0.46007841099330354,
"bundleSha256": "913ac9d82efa86b26680be26fac2b86f2d0de7ef89e775f12fb70f94503fd138",
"createdAt": "2026-04-13T17:43:31.860Z"
}