chart-data.json

{
  "metadata": {
    "date": "2026-09-09",
    "run_url": "https://github.com/PurrNet/unity-netcode-benchmark/actions/runs/34398328852",
    "run_id": "34398328852",
    "versions": "PurrNet 1.23.0-beta.45 · FishNet 4.7.3 · Mirror 96.0.1 · NGO 2.13.2 · Fusion 2.1.2 Stable 2279",
    "netcode_versions": {
      "purrnet": "1.23.0-beta.45",
      "fishnet": "4.7.3",
      "mirror": "96.0.1",
      "ngo": "2.13.2",
      "fusion": "2.1.2 Stable 2279"
    },
    "unity_version": "6000.5.4f1",
    "source_revision": "3cc896f0a4199ed76d0cb636c67c7675b0bc69e7",
    "source_sha256": "cb2ea6c33998830768bc4dc9a6fc98bc88736e33d4680f2066acc960ed6d39dc",
    "source_data": "source-data.json",
    "source_summary": "source-summary.md",
    "size": [
      1920,
      1080
    ],
    "note": "One published run. Selected resource comparisons, no overall ranking."
  },
  "charts": [
    {
      "slug": "01-state-bandwidth",
      "number": 1,
      "chart_title": "State replication bandwidth",
      "takeaway": "PurrNet’s downstream bandwidth was 34% lower than FishNet across the state replication workloads.",
      "kicker": "NetworkTransform + SyncVars, 100 connections, 20 Hz",
      "chart_subtitle": "Server downstream, MiB/s, lower is better",
      "rows": [
        {
          "netcode": "purrnet",
          "value": 1.6654951277901253,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars"
          ]
        },
        {
          "netcode": "fishnet",
          "value": 2.52700020356654,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars"
          ]
        },
        {
          "netcode": "mirror",
          "value": 4.122195244112535,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars"
          ]
        },
        {
          "netcode": "ngo",
          "value": 4.867029288141631,
          "overloaded": 3,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars"
          ]
        },
        {
          "netcode": "fusion",
          "value": 3.5036804659803558,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars"
          ]
        }
      ],
      "baseline": "fishnet",
      "axis_max": 5.2,
      "tick_step": 1,
      "value_format": "{:.2f}",
      "chart_note": "* NGO: 3/3 workloads overloaded.",
      "figure_method": "Mean of three transform and synced-variable workloads. 100 objects, 10 s windows.",
      "method": "Arithmetic mean of server txBytesPerSec. Tests: MoveY, MoveWander, SyncVars. Sessions: 100 connections, 20 Hz. 10 s windows. No idle subtraction. Binary byte units (1 KiB = 1,024 bytes).",
      "caveat": "One published run. Overloaded rows describe saturated servers and are not used for comparative claims.",
      "footer": "AMD Ryzen 5 3600, Unity 6000.5.4f1, release build, 60 fps cap",
      "allocation_estimated": null,
      "reduction_percent": 34.09200658395317,
      "reduction_percent_rounded": 34,
      "alt": "State replication bandwidth. PurrNet’s downstream bandwidth was 34% lower than FishNet across the state replication workloads. NetworkTransform + SyncVars, 100 connections, 20 Hz."
    },
    {
      "slug": "02-messaging-cpu",
      "number": 2,
      "chart_title": "Messaging server CPU",
      "takeaway": "PurrNet’s server CPU usage was 53% lower than Mirror and 22% lower than FishNet in the messaging workloads.",
      "kicker": "RPCs: server broadcasts + client inputs, 100 connections, 20 Hz",
      "chart_subtitle": "Whole-process CPU, % of one core, lower is better",
      "rows": [
        {
          "netcode": "purrnet",
          "value": 5.653207347026229,
          "overloaded": 0,
          "tests": [
            "SendRPC",
            "ClientInput"
          ]
        },
        {
          "netcode": "fishnet",
          "value": 7.289073203199088,
          "overloaded": 0,
          "tests": [
            "SendRPC",
            "ClientInput"
          ]
        },
        {
          "netcode": "mirror",
          "value": 11.917108131758534,
          "overloaded": 0,
          "tests": [
            "SendRPC",
            "ClientInput"
          ]
        },
        {
          "netcode": "ngo",
          "value": 38.299433910646194,
          "overloaded": 1,
          "tests": [
            "SendRPC",
            "ClientInput"
          ]
        },
        {
          "netcode": "fusion",
          "value": 12.811792923742697,
          "overloaded": 0,
          "tests": [
            "SendRPC",
            "ClientInput"
          ]
        }
      ],
      "baseline": "mirror",
      "axis_max": 40,
      "tick_step": 10,
      "value_format": "{:.1f}%",
      "chart_note": "* NGO: 1/2 workloads overloaded.",
      "figure_method": "Mean of two RPC workloads: broadcasts on 100 objects + client inputs. 10 s windows. No idle subtraction.",
      "method": "Arithmetic mean of server cpuPercent. Tests: SendRPC, ClientInput. Sessions: 100 connections, 20 Hz. 10 s windows. No idle subtraction. Binary byte units (1 KiB = 1,024 bytes).",
      "caveat": "One published run. Overloaded rows describe saturated servers and are not used for comparative claims.",
      "footer": "AMD Ryzen 5 3600, Unity 6000.5.4f1, release build, 60 fps cap",
      "allocation_estimated": null,
      "reduction_percent": 52.562255166916735,
      "reduction_percent_rounded": 53,
      "alt": "Messaging server CPU. PurrNet’s server CPU usage was 53% lower than Mirror and 22% lower than FishNet in the messaging workloads. RPCs: server broadcasts + client inputs, 100 connections, 20 Hz."
    },
    {
      "slug": "03-general-gc",
      "number": 3,
      "chart_title": "GC allocation across workloads",
      "takeaway": "PurrNet’s estimated GC allocation rate was 82% lower than FishNet across the active workloads.",
      "kicker": "NetworkTransform + SyncVars + RPCs + spawn/despawn, 100 connections, 20 Hz",
      "chart_subtitle": "Estimated server gc allocation, kib/s, lower is better",
      "rows": [
        {
          "netcode": "purrnet",
          "value": 165.16528642585607,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "fishnet",
          "value": 940.546593491972,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "mirror",
          "value": 3535.6270915804,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "ngo",
          "value": 194.33412565007575,
          "overloaded": 4,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "fusion",
          "value": 898.7557208210429,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        }
      ],
      "baseline": "fishnet",
      "axis_max": 4000,
      "tick_step": 1000,
      "value_format": "{:,.0f}",
      "chart_note": "* NGO: 4/6 workloads overloaded.",
      "figure_method": "Mean allocation rate across six active workloads, 10 s windows. Idle connections and static objects excluded.",
      "method": "Arithmetic mean of server gcAllocBytesPerSec. Tests: MoveY, MoveWander, SyncVars, SendRPC, ClientInput, SpawnChurn. Sessions: 100 connections, 20 Hz. 10 s windows. No idle subtraction. Binary byte units (1 KiB = 1,024 bytes).",
      "caveat": "One published run. Overloaded rows describe saturated servers and are not used for comparative claims. Allocation is estimated from frame-to-frame managed-heap growth, using a running average when collection shrinks the heap.",
      "footer": "AMD Ryzen 5 3600, Unity 6000.5.4f1, release build, 60 fps cap",
      "allocation_estimated": true,
      "reduction_percent": 82.43943600788069,
      "reduction_percent_rounded": 82,
      "alt": "GC allocation across workloads. PurrNet’s estimated GC allocation rate was 82% lower than FishNet across the active workloads. NetworkTransform + SyncVars + RPCs + spawn/despawn, 100 connections, 20 Hz."
    },
    {
      "slug": "04-connection-scaling",
      "number": 4,
      "chart_title": "Bandwidth per added connection",
      "takeaway": "PurrNet’s additional downstream bandwidth per connection was 27% lower than FishNet from 10 to 100 connections.",
      "kicker": "NetworkTransform + SyncVars + RPCs + spawn/despawn, 10 → 100 connections, 20 Hz",
      "chart_subtitle": "Added server downstream, KiB/s per connection, lower is better",
      "rows": [
        {
          "netcode": "purrnet",
          "value": 12.131109771088738,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "fishnet",
          "value": 16.576049010340657,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "mirror",
          "value": 28.055545036072303,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "ngo",
          "value": 32.26830902628656,
          "overloaded": 4,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        },
        {
          "netcode": "fusion",
          "value": 25.706023320590415,
          "overloaded": 0,
          "tests": [
            "MoveY",
            "MoveWander",
            "SyncVars",
            "SendRPC",
            "ClientInput",
            "SpawnChurn"
          ]
        }
      ],
      "baseline": "fishnet",
      "axis_max": 36,
      "tick_step": 10,
      "value_format": "{:.1f}",
      "chart_note": "* NGO: 4/12 workloads overloaded.",
      "figure_method": "Mean of six active workload deltas: (downstream at 100 connections − at 10) / 90. 10 s windows.",
      "method": "Mean of per-test (100-connection − 10-connection) server downstream / 90. Tests: MoveY, MoveWander, SyncVars, SendRPC, ClientInput, SpawnChurn. Sessions: 10 → 100 connections, 20 Hz. 10 s windows. No idle subtraction. Binary byte units (1 KiB = 1,024 bytes).",
      "caveat": "One published run. Overloaded rows describe saturated servers and are not used for comparative claims.",
      "footer": "AMD Ryzen 5 3600, Unity 6000.5.4f1, release build, 60 fps cap",
      "allocation_estimated": null,
      "reduction_percent": 26.815432534490135,
      "reduction_percent_rounded": 27,
      "alt": "Bandwidth per added connection. PurrNet’s additional downstream bandwidth per connection was 27% lower than FishNet from 10 to 100 connections. NetworkTransform + SyncVars + RPCs + spawn/despawn, 10 → 100 connections, 20 Hz."
    }
  ],
  "skipped": {}
}