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Contabo - Cloud VPS 4 Yab
October 25th 2026
This is the yab (yabs.sh results) for tests that were run on a Contabo server on October 25th 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 4 |
| OS Version | Ubuntu 26.04.1 LTS |
| Data Center Location | Lauterbourg, Grand Est, France |
Specs
| Processor | AMD EPYC Processor (with IBPB) |
|---|---|
| CPU cores | 4 @ 3544.674 MHz |
| RAM | 7.7 GiB |
| Disk | 152.5 GB |
| Swap | 4.0 GiB |
| Kernel | 7.0.0-38-generic |
| AES-NI | ✔ Enabled |
| VM-x/AMD-V | ❌ Disabled |
| VM Type |
Raw Yabs.sh Output
{
"version": "v2026-10-07",
"time": "20261025-173713",
"os": {
"arch": "x64",
"distro": "Ubuntu 26.04.1 LTS",
"kernel": "7.0.0-38-generic",
"uptime": 594825.5,
"vm": "KVM"
},
"net": {
"ipv4": true,
"ipv6": true
},
"cpu": {
"model": "AMD EPYC Processor (with IBPB)",
"cores": 4,
"freq": "3544.674 MHz",
"aes": true,
"virt": false
},
"mem": {
"ram": 8126456,
"ram_units": "KiB",
"swap": 4194300,
"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": 63730,
"iops_r": 15932,
"speed_w": 63856,
"iops_w": 15964,
"speed_rw": 127586,
"iops_rw": 31896,
"speed_units": "KBps"
},
{
"bs": "64k",
"speed_r": 387773,
"iops_r": 6058,
"speed_w": 389813,
"iops_w": 6090,
"speed_rw": 777586,
"iops_rw": 12148,
"speed_units": "KBps"
},
{
"bs": "512k",
"speed_r": 637602,
"iops_r": 1245,
"speed_w": 671480,
"iops_w": 1311,
"speed_rw": 1309082,
"iops_rw": 2556,
"speed_units": "KBps"
},
{
"bs": "1m",
"speed_r": 652804,
"iops_r": 637,
"speed_w": 696280,
"iops_w": 679,
"speed_rw": 1349084,
"iops_rw": 1316,
"speed_units": "KBps"
}
],
"iperf": [
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "London, UK (10G)",
"send": "188 Mbits/sec",
"recv": "102 Mbits/sec",
"latency": "14.8 ms"
},
{
"mode": "IPv4",
"provider": "Eranium",
"loc": "Amsterdam, NL (100G)",
"send": "188 Mbits/sec",
"recv": "200 Mbits/sec",
"latency": "12.8 ms"
},
{
"mode": "IPv4",
"provider": "Uztelecom",
"loc": "Tashkent, UZ (10G)",
"send": "156 Mbits/sec",
"recv": "36.8 Mbits/sec",
"latency": "114 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "Singapore, SG (10G)",
"send": "132 Mbits/sec",
"recv": "120 Mbits/sec",
"latency": "236 ms"
},
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "Los Angeles, CA, US (10G)",
"send": "165 Mbits/sec",
"recv": "46.9 Mbits/sec",
"latency": "154 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "NYC, NY, US (10G)",
"send": "145 Mbits/sec",
"recv": "185 Mbits/sec",
"latency": "83.0 ms"
},
{
"mode": "IPv4",
"provider": "Edgoo",
"loc": "Sao Paulo, BR (1G)",
"send": "busy ",
"recv": "busy ",
"latency": "242 ms"
},
{
"mode": "IPv6",
"provider": "Clouvider",
"loc": "London, UK (10G)",
"send": "176 Mbits/sec",
"recv": "104 Mbits/sec",
"latency": "15.9 ms"
},
{
"mode": "IPv6",
"provider": "Eranium",
"loc": "Amsterdam, NL (100G)",
"send": "182 Mbits/sec",
"recv": "194 Mbits/sec",
"latency": "10.7 ms"
},
{
"mode": "IPv6",
"provider": "Uztelecom",
"loc": "Tashkent, UZ (10G)",
"send": "118 Mbits/sec",
"recv": "28.2 Mbits/sec",
"latency": "123 ms"
},
{
"mode": "IPv6",
"provider": "Leaseweb",
"loc": "Singapore, SG (10G)",
"send": "120 Mbits/sec",
"recv": "87.1 Mbits/sec",
"latency": "182 ms"
},
{
"mode": "IPv6",
"provider": "Clouvider",
"loc": "Los Angeles, CA, US (10G)",
"send": "85.5 Mbits/sec",
"recv": "31.5 Mbits/sec",
"latency": "163 ms"
},
{
"mode": "IPv6",
"provider": "Leaseweb",
"loc": "NYC, NY, US (10G)",
"send": "166 Mbits/sec",
"recv": "113 Mbits/sec",
"latency": "99.2 ms"
},
{
"mode": "IPv6",
"provider": "Edgoo",
"loc": "Sao Paulo, BR (1G)",
"send": "busy ",
"recv": "busy ",
"latency": "227 ms"
}
],
"geekbench": [
{
"version": 6,
"single": 1051,
"multi": 1567,
"url": "https://browser.geekbench.com/v6/cpu/19388712"
}
],
"runtime": {
"start": 1792942633,
"end": 1792943727,
"elapsed": 1094
}
}
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.
Geekbench 6
Geekbench measures your processor's single-core and multi-core power.
| Full Test | https://browser.geekbench.com/v6/cpu/19388712 |
|---|---|
| Multi Core | 1567 |
| Single Core | 1051 |
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.
| 4k | 64k | 512k | 1m | |
|---|---|---|---|---|
| Read | 63.7 MB/s 15.932k IOPS | 387.8 MB/s 6.058k IOPS | 637.6 MB/s 1.245k IOPS | 652.8 MB/s 0.637k IOPS |
| Write | 63.9 MB/s 15.964k IOPS | 389.8 MB/s 6.09k IOPS | 671.5 MB/s 1.311k IOPS | 696.3 MB/s 0.679k IOPS |
| Total | 127.6 MB/s 31.896k IOPS | 777.6 MB/s 12.148k IOPS | 1309.1 MB/s 2.556k IOPS | 1349.1 MB/s 1.316k IOPS |
Iperf3 ipv4
Iperf3 tests download and upload speeds to various locations using 8 parallel threads.
| Download | Upload | |
|---|---|---|
|
Edgoo Sao Paulo, BR (1G) |
busy | busy |
|
Clouvider London, UK (10G) |
102 Mbits/sec | 188 Mbits/sec |
|
Leaseweb NYC, NY, US (10G) |
185 Mbits/sec | 145 Mbits/sec |
|
Eranium Amsterdam, NL (100G) |
200 Mbits/sec | 188 Mbits/sec |
|
Leaseweb Singapore, SG (10G) |
120 Mbits/sec | 132 Mbits/sec |
|
Uztelecom Tashkent, UZ (10G) |
37 Mbits/sec | 156 Mbits/sec |
|
Clouvider Los Angeles, CA, US (10G) |
47 Mbits/sec | 165 Mbits/sec |
Iperf3 ipv6
Iperf3 tests download and upload speeds to various locations using 8 parallel threads.
| Download | Upload | |
|---|---|---|
|
Edgoo Sao Paulo, BR (1G) |
busy | busy |
|
Clouvider London, UK (10G) |
104 Mbits/sec | 176 Mbits/sec |
|
Leaseweb NYC, NY, US (10G) |
113 Mbits/sec | 166 Mbits/sec |
|
Eranium Amsterdam, NL (100G) |
194 Mbits/sec | 182 Mbits/sec |
|
Leaseweb Singapore, SG (10G) |
87 Mbits/sec | 120 Mbits/sec |
|
Uztelecom Tashkent, UZ (10G) |
28 Mbits/sec | 118 Mbits/sec |
|
Clouvider Los Angeles, CA, US (10G) |
32 Mbits/sec | 86 Mbits/sec |