Server Optima - AMD EPYC 9554 Plan 8 Yab
May 19th 2026
This is the yab (yabs.sh results) for tests that were run on a Server Optima server on May 19th 2026.
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Server
| Provider | Server Optima |
|---|---|
| VPS Plan | AMD EPYC 9554 Plan 8 |
| OS Version | Ubuntu 24.04.4 LTS |
| Data Center Location | San Francisco, California, United States |
Specs
| Processor | AMD EPYC 9554 64-Core Processor |
|---|---|
| CPU cores | 16 @ 3100.012 MHz |
| RAM | 47.0 GiB |
| Disk | 609.4 GB |
| Swap | 0.0 B |
| Kernel | 6.8.0-54-generic |
| AES-NI | ✔ Enabled |
| VM-x/AMD-V | ✔ Enabled |
| VM Type |
Raw Yabs.sh Output
{
"version": "v2026-05-11",
"time": "20260519-101629",
"os": {
"arch": "x64",
"distro": "Ubuntu 24.04.4 LTS",
"kernel": "6.8.0-54-generic",
"uptime": 659.32,
"vm": "KVM"
},
"net": {
"ipv4": true,
"ipv6": false
},
"cpu": {
"model": "AMD EPYC 9554 64-Core Processor",
"cores": 16,
"freq": "3100.012 MHz",
"aes": true,
"virt": true
},
"mem": {
"ram": 49328320,
"ram_units": "KiB",
"swap": 0,
"swap_units": "KiB",
"disk": 609353924,
"disk_units": "KB"
},
"ip_info": {
"protocol": "IPv4",
"isp": "Gecko Internet",
"asn": "AS401742 ServerOptima",
"org": "Gecko Internet",
"city": "San Francisco",
"region": "California",
"region_code": "CA",
"country": "United States"
},
"partition": "/dev/sda1",
"fio": [
{
"bs": "4k",
"speed_r": 290725,
"iops_r": 72681,
"speed_w": 291493,
"iops_w": 72873,
"speed_rw": 582218,
"iops_rw": 145554,
"speed_units": "KBps"
},
{
"bs": "64k",
"speed_r": 1434600,
"iops_r": 22415,
"speed_w": 1442150,
"iops_w": 22533,
"speed_rw": 2876750,
"iops_rw": 44948,
"speed_units": "KBps"
},
{
"bs": "512k",
"speed_r": 3522206,
"iops_r": 6879,
"speed_w": 3709351,
"iops_w": 7244,
"speed_rw": 7231557,
"iops_rw": 14123,
"speed_units": "KBps"
},
{
"bs": "1m",
"speed_r": 4042964,
"iops_r": 3948,
"speed_w": 4312223,
"iops_w": 4211,
"speed_rw": 8355187,
"iops_rw": 8159,
"speed_units": "KBps"
}
],
"iperf": [
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "London, UK (10G)",
"send": "214 Mbits/sec",
"recv": "busy ",
"latency": "129 ms"
},
{
"mode": "IPv4",
"provider": "Eranium",
"loc": "Amsterdam, NL (100G)",
"send": "182 Mbits/sec",
"recv": "757 Mbits/sec",
"latency": "136 ms"
},
{
"mode": "IPv4",
"provider": "Uztelecom",
"loc": "Tashkent, UZ (10G)",
"send": "228 Mbits/sec",
"recv": "95.5 Mbits/sec",
"latency": "252 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "Singapore, SG (10G)",
"send": "207 Mbits/sec",
"recv": "747 Mbits/sec",
"latency": "243 ms"
},
{
"mode": "IPv4",
"provider": "Clouvider",
"loc": "Los Angeles, CA, US (10G)",
"send": "1.04 Gbits/sec",
"recv": "1.02 Gbits/sec",
"latency": "12.6 ms"
},
{
"mode": "IPv4",
"provider": "Leaseweb",
"loc": "NYC, NY, US (10G)",
"send": "436 Mbits/sec",
"recv": "952 Mbits/sec",
"latency": "67.3 ms"
},
{
"mode": "IPv4",
"provider": "Edgoo",
"loc": "Sao Paulo, BR (1G)",
"send": "busy ",
"recv": "637 Mbits/sec",
"latency": "217 ms"
}
],
"geekbench": [
{
"version": 5,
"single": null,
"multi": null,
"url": "https://browser.geekbench.com/v5/cpu/24311953"
},
{
"version": 6,
"single": null,
"multi": null,
"url": "https://browser.geekbench.com/v6/cpu/18053009"
}
],
"runtime": {
"start": 1779210989,
"end": 1779211683,
"elapsed": 694
}
}
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 5
Geekbench measures your processor's single-core and multi-core power.
| Full Test | https://browser.geekbench.com/v5/cpu/24311953 |
|---|---|
| Multi Core | |
| Single Core |
Geekbench 6
Geekbench measures your processor's single-core and multi-core power.
| Full Test | https://browser.geekbench.com/v6/cpu/18053009 |
|---|---|
| Multi Core | 13435 |
| Single Core | 1868 |
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 | 290.7 MB/s 72.681k IOPS | 1434.6 MB/s 22.415k IOPS | 3522.2 MB/s 6.879k IOPS | 4043.0 MB/s 3.948k IOPS |
| Write | 291.5 MB/s 72.873k IOPS | 1442.2 MB/s 22.533k IOPS | 3709.4 MB/s 7.244k IOPS | 4312.2 MB/s 4.211k IOPS |
| Total | 582.2 MB/s 145.554k IOPS | 2876.8 MB/s 44.948k IOPS | 7231.6 MB/s 14.123k IOPS | 8355.2 MB/s 8.159k IOPS |
Iperf3 ipv4
Iperf3 tests download and upload speeds to various locations using 8 parallel threads.
| Download | Upload | |
|---|---|---|
|
Edgoo Sao Paulo, BR (1G) |
637 Mbits/sec | busy |
|
Clouvider London, UK (10G) |
busy | 214 Mbits/sec |
|
Leaseweb NYC, NY, US (10G) |
952 Mbits/sec | 436 Mbits/sec |
|
Eranium Amsterdam, NL (100G) |
757 Mbits/sec | 182 Mbits/sec |
|
Leaseweb Singapore, SG (10G) |
747 Mbits/sec | 207 Mbits/sec |
|
Uztelecom Tashkent, UZ (10G) |
96 Mbits/sec | 228 Mbits/sec |
|
Clouvider Los Angeles, CA, US (10G) |
1044 Mbits/sec | 1065 Mbits/sec |