Reviewed measurements

Compare the evidence.

Two reports. The same workloads. Measured medians in view.

Selected plans
DigitalOceanc-4
Vultrvoc-c-4c-8gb-75s-amd
Different resources selected: 4 vCPU · 7.8 GiB / 4 vCPU · 7.7 GiBSource location: London, UK · same agent build and methodology.
CPU allocation
4 vCPU
4 vCPU
Observed memory
7.8 GiB
7.7 GiB
Processor
Intel Xeon Platinum 8280 @ 2.70GHz
AMD EPYC-Milan
Location
London, UKlon1
London, UKLHR
OS / architecture
Ubuntu 24.04.5 LTS / x86_64
Ubuntu 24.04.5 LTS / x86_64
Sampling
1 deployment · 24h run skipped
1 deployment · 24h run skipped
Report date
17 Oct 2026
17 Oct 2026
Methodology
pilot-1 · AI-assisted review
pilot-1 · AI-assisted review
Each column is one deployment. Matching context does not establish equivalent physical hosts.Reviewed data · within-run medians
PerformanceReviewed data
DigitalOcean4 vCPU · 7.8 GiB
Vultr4 vCPU · 7.7 GiB
01 /

CPU performance

sysbench prime events · max prime 20,000 · gzip level 6 · higher is better

MetricDigitalOcean c-4Vultr voc-c-4c-8gb-75s-amd
Single thread
433.9events/s22% of 2,000
1,671events/s84% of 2,000
All 4 vCPUs
1,375events/s17% of 8,000
6,656events/s83% of 8,000
gzip compression
207.2MiB/s83% of 250
242.1MiB/s97% of 250

Identical thread counts and test settings. Bars use a common scale within each row.

02 /

Memory bandwidth

sysbench · 256 MiB block · one thread · higher is better

MetricDigitalOcean c-4Vultr voc-c-4c-8gb-75s-amd
Read
7,556MiB/s19% of 40,000
36,657MiB/s92% of 40,000
Write
8,408MiB/s21% of 40,000
25,594MiB/s64% of 40,000

Bars share one scale across both rows. A memory copy workload is not part of this profile.

PerformanceReviewed data
DigitalOceanLondon, UK
VultrLondon, UK
03 /

Disk performance

fio · direct I/O · 1 MiB / QD32 sequential · 4 KiB / QD32 random

MetricDigitalOcean c-4Vultr voc-c-4c-8gb-75s-amd
Sequential read
8,838MB/s
4,197MB/s
Sequential write
1,720MB/s
2,133MB/s
Random read
118,756IOPS
117,225IOPS
Random write
101,210IOPS
99,265IOPS
Random read p95
399.4µs
354.3µs
Random write p95
497.7µs
452.6µs

Throughput and IOPS: higher is better. Latency: lower is better. Mixed 70/30 runs and p50/p99 latency are in each full report.

04 /

Network performance

Same two controlled London endpoints · one iperf3 stream · 100 Mbit/s rate setting

MetricDigitalOcean c-4Vultr voc-c-4c-8gb-75s-amd
Download · endpoint 1
100.1Mbit/s
100.1Mbit/s
Download · endpoint 2
100.1Mbit/s
100.1Mbit/s
Upload · endpoint 1
100.1Mbit/s
100.1Mbit/s
Upload · endpoint 2
100.1Mbit/s
100.2Mbit/s
Latency · endpoint 1
0.60ms
4.28ms
Latency · endpoint 2
3.42ms
0.39ms

Source location affects latency. Actual bytes can exceed the 64 MiB target; these routes do not measure maximum link capacity. Jitter and packet loss are not reported.

PerformanceReviewed data
DigitalOcean4 vCPU · 7.8 GiB
Vultr4 vCPU · 7.7 GiB
05 /

PostgreSQL performance

PostgreSQL 16 · pgbench read/write · 4 clients · durability enabled

MetricDigitalOcean c-4Vultr voc-c-4c-8gb-75s-amd
In-memory throughput
4,054transactions/s
5,451transactions/s
In-memory average latency
0.98ms
0.73ms
Storage-bound throughput
3,406transactions/s
4,492transactions/s
Storage-bound average latency
1.17ms
0.89ms

Both dataset profiles shown. This profile records average latency, not percentiles; read throughput and latency together.

06 /

Consistency over 24 hours

Separate 24-hour profile · hourly CPU, memory read and random disk read

Hourly repeat runsCPU · memory · disk
DigitalOcean
Not measured24-hour run skipped
Vultr
Not measured24-hour run skipped
No hourly samples exist for these reports, so no chart is drawn.Skipped runs are not scores.

No 24-hour consistency or long-term reliability is established.

07 /

Inspect the source reports.

Different workloads reveal different trade-offs. Every number links back to its test.