Contabo - Cloud VPS Plus 4 Yab
July 26th 2026

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This is the yab (yabs.sh results) for tests that were run on a Contabo server on July 26th 2026.

yabs.sh is an easy to run and powerful script that runs a full set of benchmarks on your server. Get Started with Yabs. You can collect, organize and visualize your yabs for free at VPSBenchmarks.

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Compare Geekbench, Fio and Iperf3 benchmark results from the Yabs comparison page.

Server

Provider Contabo
VPS Plan Cloud VPS Plus 4
OS Version Ubuntu 26.04 LTS
Data Center Location Lauterbourg, Grand Est, France

Specs

Processor AMD EPYC Processor (with IBPB)
CPU cores 4 @ 2794.750 MHz
RAM 7.8 GiB
Disk 152.5 GB
Swap 0.0 B
Kernel 7.0.0-27-generic
AES-NI ✔ Enabled
VM-x/AMD-V ❌ Disabled
VM Type

Show raw yabs.sh output

Raw Yabs.sh Output

{
  "version": "v2026-07-03",
  "time": "20260726-094036",
  "os": {
    "arch": "x64",
    "distro": "Ubuntu 26.04 LTS",
    "kernel": "7.0.0-27-generic",
    "uptime": 1343.99,
    "vm": "KVM"
  },
  "net": {
    "ipv4": true,
    "ipv6": true
  },
  "cpu": {
    "model": "AMD EPYC Processor (with IBPB)",
    "cores": 4,
    "freq": "2794.750 MHz",
    "aes": true,
    "virt": false
  },
  "mem": {
    "ram": 8126528,
    "ram_units": "KiB",
    "swap": 0,
    "swap_units": "KiB",
    "disk": 152479980,
    "disk_units": "KB"
  },
  "ip_info": {
    "protocol": "IPv6",
    "isp": "Contabo GmbH",
    "asn": "AS51167 Contabo GmbH",
    "org": "Contabo GmbH",
    "city": "Lauterbourg",
    "region": "Grand Est",
    "region_code": "GES",
    "country": "France"
  },
  "partition": "/dev/sda1",
  "fio": [
    {
      "bs": "4k",
      "speed_r": 63800,
      "iops_r": 15950,
      "speed_w": 63938,
      "iops_w": 15984,
      "speed_rw": 127738,
      "iops_rw": 31934,
      "speed_units": "KBps"
    },
    {
      "bs": "64k",
      "speed_r": 437034,
      "iops_r": 6828,
      "speed_w": 439334,
      "iops_w": 6864,
      "speed_rw": 876368,
      "iops_rw": 13692,
      "speed_units": "KBps"
    },
    {
      "bs": "512k",
      "speed_r": 637802,
      "iops_r": 1245,
      "speed_w": 671690,
      "iops_w": 1311,
      "speed_rw": 1309492,
      "iops_rw": 2556,
      "speed_units": "KBps"
    },
    {
      "bs": "1m",
      "speed_r": 560809,
      "iops_r": 547,
      "speed_w": 598158,
      "iops_w": 584,
      "speed_rw": 1158967,
      "iops_rw": 1131,
      "speed_units": "KBps"
    }
  ],
  "iperf": [
    {
      "mode": "IPv4",
      "provider": "Clouvider",
      "loc": "London, UK (10G)",
      "send": "485 Mbits/sec",
      "recv": "293 Mbits/sec",
      "latency": "14.4 ms"
    },
    {
      "mode": "IPv4",
      "provider": "Eranium",
      "loc": "Amsterdam, NL (100G)",
      "send": "493 Mbits/sec",
      "recv": "490 Mbits/sec",
      "latency": "10.8 ms"
    },
    {
      "mode": "IPv4",
      "provider": "Uztelecom",
      "loc": "Tashkent, UZ (10G)",
      "send": "436 Mbits/sec",
      "recv": "195 Mbits/sec",
      "latency": "108 ms"
    },
    {
      "mode": "IPv4",
      "provider": "Leaseweb",
      "loc": "Singapore, SG (10G)",
      "send": "413 Mbits/sec",
      "recv": "356 Mbits/sec",
      "latency": "164 ms"
    },
    {
      "mode": "IPv4",
      "provider": "Clouvider",
      "loc": "Los Angeles, CA, US (10G)",
      "send": "390 Mbits/sec",
      "recv": "119 Mbits/sec",
      "latency": "149 ms"
    },
    {
      "mode": "IPv4",
      "provider": "Leaseweb",
      "loc": "NYC, NY, US (10G)",
      "send": "439 Mbits/sec",
      "recv": "434 Mbits/sec",
      "latency": "83.6 ms"
    },
    {
      "mode": "IPv4",
      "provider": "Edgoo",
      "loc": "Sao Paulo, BR (1G)",
      "send": "398 Mbits/sec",
      "recv": "62.0 Mbits/sec",
      "latency": "214 ms"
    },
    {
      "mode": "IPv6",
      "provider": "Clouvider",
      "loc": "London, UK (10G)",
      "send": "454 Mbits/sec",
      "recv": "238 Mbits/sec",
      "latency": "17.2 ms"
    },
    {
      "mode": "IPv6",
      "provider": "Eranium",
      "loc": "Amsterdam, NL (100G)",
      "send": "461 Mbits/sec",
      "recv": "busy ",
      "latency": "13.7 ms"
    },
    {
      "mode": "IPv6",
      "provider": "Uztelecom",
      "loc": "Tashkent, UZ (10G)",
      "send": "434 Mbits/sec",
      "recv": "117 Mbits/sec",
      "latency": "110 ms"
    },
    {
      "mode": "IPv6",
      "provider": "Leaseweb",
      "loc": "Singapore, SG (10G)",
      "send": "410 Mbits/sec",
      "recv": "370 Mbits/sec",
      "latency": "158 ms"
    },
    {
      "mode": "IPv6",
      "provider": "Clouvider",
      "loc": "Los Angeles, CA, US (10G)",
      "send": "busy ",
      "recv": "busy ",
      "latency": "157 ms"
    },
    {
      "mode": "IPv6",
      "provider": "Leaseweb",
      "loc": "NYC, NY, US (10G)",
      "send": "412 Mbits/sec",
      "recv": "455 Mbits/sec",
      "latency": "85.3 ms"
    },
    {
      "mode": "IPv6",
      "provider": "Edgoo",
      "loc": "Sao Paulo, BR (1G)",
      "send": "374 Mbits/sec",
      "recv": "118 Mbits/sec",
      "latency": "209 ms"
    }
  ],
  "geekbench": [
    {
      "version": 5,
      "single": null,
      "multi": null,
      "url": "https://browser.geekbench.com/v5/cpu/24480512"
    },
    {
      "version": 6,
      "single": null,
      "multi": null,
      "url": "https://browser.geekbench.com/v6/cpu/18833737"
    }
  ],
  "runtime": {
    "start": 1785084036,
    "end": 1785085383,
    "elapsed": 1347
  }
}

Results Summary

The scale in the charts between 0 and 100 represents the performance of this server for each metric relative to the performance of all other servers tested recently at VPSBenchmarks for that same metric.

  • 100 means the server is the fastest for this metric.
  • 50 means the server has exactly median performance for this metric.
  • 0 means the server is the slowest for this metric.
Single Core Geekbench 6 Score
845
Multi Core Geekbench 6 Score
Fio Disk IO Read Speed 64k blocks
417 MiB/s
Fio Disk IO Write Speed 64k blocks
419 MiB/s
Iperf3 Download Speed
490 Mbps
Iperf3 Upload Speed
493 Mbps

Geekbench 5

Geekbench measures your processor's single-core and multi-core power.

Full Test https://browser.geekbench.com/v5/cpu/24480512
Multi Core 2171
Single Core 619

Geekbench 6

Geekbench measures your processor's single-core and multi-core power.

Full Test https://browser.geekbench.com/v6/cpu/18833737
Multi Core 2179
Single Core 845

Fio

This Fio test evaluates disk performance in 4 random read and write runs with different block sizes, 50% reads and 50% writes.

All fio tests below run in asynchronous direct mode using libaio and use 2 execution threads regardless of the size of the server.

4k64k512k1m
Read63.8 MB/s
15.95k IOPS
437.0 MB/s
6.828k IOPS
637.8 MB/s
1.245k IOPS
560.8 MB/s
0.547k IOPS
Write63.9 MB/s
15.984k IOPS
439.3 MB/s
6.864k IOPS
671.7 MB/s
1.311k IOPS
598.2 MB/s
0.584k IOPS
Total127.7 MB/s
31.934k IOPS
876.4 MB/s
13.692k IOPS
1309.5 MB/s
2.556k IOPS
1159.0 MB/s
1.131k IOPS

Iperf3 ipv4

Iperf3 tests download and upload speeds to various locations using 8 parallel threads.

Download Upload
Edgoo
Sao Paulo, BR (1G)
62 Mbits/sec 398 Mbits/sec
Clouvider
London, UK (10G)
293 Mbits/sec 485 Mbits/sec
Leaseweb
NYC, NY, US (10G)
434 Mbits/sec 439 Mbits/sec
Eranium
Amsterdam, NL (100G)
490 Mbits/sec 493 Mbits/sec
Leaseweb
Singapore, SG (10G)
356 Mbits/sec 413 Mbits/sec
Uztelecom
Tashkent, UZ (10G)
195 Mbits/sec 436 Mbits/sec
Clouvider
Los Angeles, CA, US (10G)
119 Mbits/sec 390 Mbits/sec

Iperf3 ipv6

Iperf3 tests download and upload speeds to various locations using 8 parallel threads.

Download Upload
Edgoo
Sao Paulo, BR (1G)
118 Mbits/sec 374 Mbits/sec
Clouvider
London, UK (10G)
238 Mbits/sec 454 Mbits/sec
Leaseweb
NYC, NY, US (10G)
455 Mbits/sec 412 Mbits/sec
Eranium
Amsterdam, NL (100G)
busy 461 Mbits/sec
Leaseweb
Singapore, SG (10G)
370 Mbits/sec 410 Mbits/sec
Uztelecom
Tashkent, UZ (10G)
117 Mbits/sec 434 Mbits/sec
Clouvider
Los Angeles, CA, US (10G)
busy busy

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