Google
MLX Community

Gemma 4 12B IT benchmark on an Apple's logo.M5 Pro · 64 GB

<- Runs

Prompt tokens

40,960

Generation tokens

10,240

Trials passed

10/10

Verified

27.5 tok/s

898.2 tok/s

Peak memory

12.00/64 GB

Runs ok

Trials

Decode / Prefill Speeds

Metadata

metadata.json
{
"runId": "run_ac5cbf7b-c580-49c7-b395-52bc80350e0e",
"bundleId": "mlx-gemma-4-12b-it-optiq-4bit-baf7ee",
"status": "verified",
"promptTokens": 40960,
"completionTokens": 10240,
"contextLength": 5120,
"harness": {
"version": "0.1.22",
"gitSha": "50c24e0"
},
"runtime": {
"name": "mlx_lm",
"version": "0.31.3",
"buildFlags": null
},
"model": {
"displayName": "Gemma 4 12B IT",
"format": "mlx",
"quant": "OptiQ-4bit",
"architecture": "gemma4_unified",
"source": "mlx-community/gemma-4-12B-it-OptiQ-4bit",
"fileSizeBytes": 8859883926,
"lab": {
"name": "Google",
"slug": "google"
},
"quantizedBy": {
"name": "MLX Community",
"slug": "mlx-community"
}
},
"device": {
"cpu": "Apple M5 Pro",
"cpuCores": 18,
"gpu": "Apple M5 Pro",
"gpuCores": 20,
"gpuCount": 1,
"ramGb": 64,
"osName": "macOS",
"osVersion": "26.5.1"
},
"decodeTpsMean": 27.5,
"prefillTpsMean": 898.2,
"ttftP50Ms": 4842.84,
"idleTpsMean": 9337,
"peakRssMb": 12288,
"trialsPassed": 10,
"trialsTotal": 10,
"runnabilityScore": 0.6632128571428572,
"bundleSha256": "4ac3453e68c6cd28e1f2ee5e7c8926d54bd8724dd0d26577d8ec7fdcfb102a5a",
"createdAt": "2026-06-05T22:43:50.057Z"
}