This is the yab (yabs.sh results) for tests that were run on a Contabo server on May 23rd 2025.
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.
| Provider | Contabo |
|---|---|
| VPS Plan | Cloud VPS 20 |
| OS Version | Debian GNU/Linux 12 (bookworm) |
| Data Center Location | St Louis, Missouri, United States |
| Processor | AMD EPYC Processor (with IBPB) |
|---|---|
| CPU cores | 6 @ 2794.748 MHz |
| RAM | 11.7 GiB |
| Disk | 102.6 GB |
| Swap | 0.0 B |
| Kernel | 6.1.0-35-amd64 |
| AES-NI | ✔ Enabled |
| VM-x/AMD-V | ❌ Disabled |
| VM Type |
{
"version": "v2025-04-20",
"time": "20250523-190054",
"os": {
"arch": "x64",
"distro": "Debian GNU/Linux 12 (bookworm)",
"kernel": "6.1.0-35-amd64",
"uptime": 1595.73,
"vm": "KVM"
},
"net": {
"ipv4": true,
"ipv6": false
},
"cpu": {
"model": "AMD EPYC Processor (with IBPB)",
"cores": 6,
"freq": "2794.748 MHz",
"aes": true,
"virt": false
},
"mem": {
"ram": 12247268,
"ram_units": "KiB",
"swap": 0,
"swap_units": "KiB",
"disk": 102584224,
"disk_units": "KB"
},
"ip_info": {
"protocol": "IPv4",
"isp": "Nubes, LLC",
"asn": "AS40021 Nubes, LLC",
"org": "Contabo Inc",
"city": "St Louis",
"region": "Missouri",
"region_code": "MO",
"country": "United States"
},
"partition": "/dev/sda3",
"fio": [
{
"bs": "4k",
"speed_r": 23256,
"iops_r": 5814,
"speed_w": 23271,
"iops_w": 5817,
"speed_rw": 46527,
"iops_rw": 11631,
"speed_units": "KBps"
},
{
"bs": "64k",
"speed_r": 333277,
"iops_r": 5207,
"speed_w": 335031,
"iops_w": 5234,
"speed_rw": 668308,
"iops_rw": 10441,
"speed_units": "KBps"
},
{
"bs": "512k",
"speed_r": 2595781,
"iops_r": 5069,
"speed_w": 2733702,
"iops_w": 5339,
"speed_rw": 5329483,
"iops_rw": 10408,
"speed_units": "KBps"
},
{
"bs": "1m",
"speed_r": 3807819,
"iops_r": 3718,
"speed_w": 4061418,
"iops_w": 3966,
"speed_rw": 7869237,
"iops_rw": 7684,
"speed_units": "KBps"
}
],
"iperf": [
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "London, UK (10G)",
"send": "268 Mbits/sec",
"recv": "busy ",
"latency": "93.9 ms"
},
{
"mode": "IPv4",
"provider": "Eranium",
"loc": "Amsterdam, NL (100G)",
"send": "270 Mbits/sec",
"recv": "271 Mbits/sec",
"latency": "103 ms"
},
{
"mode": "IPv4",
"provider": "Uztelecom",
"loc": "Tashkent, UZ (10G)",
"send": "254 Mbits/sec",
"recv": "258 Mbits/sec",
"latency": "192 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "Singapore, SG (10G)",
"send": "235 Mbits/sec",
"recv": "242 Mbits/sec",
"latency": "--"
},
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "Los Angeles, CA, US (10G)",
"send": "277 Mbits/sec",
"recv": "293 Mbits/sec",
"latency": "58.6 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "NYC, NY, US (10G)",
"send": "283 Mbits/sec",
"recv": "298 Mbits/sec",
"latency": "23.4 ms"
},
{
"mode": "IPv4",
"provider": "Edgoo",
"loc": "Sao Paulo, BR (1G)",
"send": "254 Mbits/sec",
"recv": "256 Mbits/sec",
"latency": "140 ms"
}
],
"geekbench": [
{
"version": 6,
"single": 867,
"multi": 3198,
"url": "https://browser.geekbench.com/v6/cpu/12106399"
}
],
"runtime": {
"start": 1748044854,
"end": 1748045631,
"elapsed": 777
}
}
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.
Geekbench measures your processor's single-core and multi-core power.
| Full Test | https://browser.geekbench.com/v6/cpu/12106399 |
|---|---|
| Multi Core | 3198 |
| Single Core | 867 |
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 | 23.3 MB/s 5.814k IOPS | 333.3 MB/s 5.207k IOPS | 2595.8 MB/s 5.069k IOPS | 3807.8 MB/s 3.718k IOPS |
| Write | 23.3 MB/s 5.817k IOPS | 335.0 MB/s 5.234k IOPS | 2733.7 MB/s 5.339k IOPS | 4061.4 MB/s 3.966k IOPS |
| Total | 46.5 MB/s 11.631k IOPS | 668.3 MB/s 10.441k IOPS | 5329.5 MB/s 10.408k IOPS | 7869.2 MB/s 7.684k IOPS |
Iperf3 tests download and upload speeds to various locations using 8 parallel threads.
| Download | Upload | |
|---|---|---|
|
Edgoo Sao Paulo, BR (1G) |
256 Mbits/sec | 254 Mbits/sec |
|
Clouvider London, UK (10G) |
busy | 268 Mbits/sec |
|
Leaseweb NYC, NY, US (10G) |
298 Mbits/sec | 283 Mbits/sec |
|
Eranium Amsterdam, NL (100G) |
271 Mbits/sec | 270 Mbits/sec |
|
Leaseweb Singapore, SG (10G) |
242 Mbits/sec | 235 Mbits/sec |
|
Uztelecom Tashkent, UZ (10G) |
258 Mbits/sec | 254 Mbits/sec |
|
Clouvider Los Angeles, CA, US (10G) |
293 Mbits/sec | 277 Mbits/sec |