OpenRelay
vs
VoltageGPU
What's good about each
- Nvidia and AMD GPUs, from RTX 3090 to B300
- No egress fees, disk included in the hourly rate
- Whole GPUs passed through with root SSH access
- OpenAI-compatible inference API billed per token
- Intel TDX VMs with NVIDIA Hopper and Blackwell GPUs
- Tenant-generated Intel and NVIDIA attestation
- Per-second billing, unused time credited back to the balance
- EU-based company with a published DPA, which may ease compliance
Price comparison
Closest matching configuration on each side, monthly list price in USD.
| Service | OpenRelay | VoltageGPU | Difference |
|---|---|---|---|
| Small VM | -- Not listed | $64.80 /mo 1 vCPU, 2 GB RAM, 10 GB (Small sandbox) | |
| Medium VM | -- Not listed | $244.80 /mo 4 vCPU, 54 GB RAM (Confidential CPU Small, AMD SEV-SNP) | |
| Large VM | -- Not listed | $489.60 /mo 8 vCPU, 107 GB RAM (Confidential CPU Medium, AMD SEV-SNP) | |
| Egress | Free and unlimited | -- Not listed |
Heads up: Figures take each provider's closest plan to a common setup, and vary by region and usage. Hover a service for the reference configuration. Verify before provisioning. More on how we price.
GPUs
OpenRelay offers 15 GPU models, while VoltageGPU offers 3. Cheapest listed price per GPU per hour; GPUs both providers sell come first.
| GPU | OpenRelay | VoltageGPU | Difference |
|---|---|---|---|
H100
2 configs · 3 configs
|
$2.20 /GPU/hr On-demand · sold out | $6.95 /GPU/hr On-demand | 68% cheaper on OpenRelay |
|
RTX PRO 6000
1 config · 1 config
|
$1.55 /GPU/hr On-demand | $3.80 /GPU/hr On-demand · sold out | 59% cheaper on OpenRelay |
|
B300
1 config
|
$8.49 /GPU/hr On-demand | -- | OpenRelay only |
|
B200
1 config
|
$6.30 /GPU/hr On-demand | -- | OpenRelay only |
|
RTX 5090
1 config
|
$0.52 /GPU/hr On-demand · sold out | -- | OpenRelay only |
|
A100
1 config
|
$1.10 /GPU/hr On-demand | -- | OpenRelay only |
|
RTX 4090
1 config
|
$0.35 /GPU/hr On-demand · sold out | -- | OpenRelay only |
|
RTX 3090
1 config
|
$0.18 /GPU/hr On-demand | -- | OpenRelay only |
MI355X
1 config
|
$6.30 /GPU/hr On-demand | -- | OpenRelay only |
|
H200
2 configs
|
-- | $9.00 /GPU/hr On-demand · sold out | VoltageGPU only |
OpenRelay bills on-demand; VoltageGPU bills on-demand. The line under each price names the billing type shown.
Services
Managed services each provider offers.
| Service | OpenRelay | VoltageGPU |
|---|---|---|
| GPU-powered Servers | ||
| Managed Containers | ||
| Managed Kubernetes | ||
| Virtual Private Server (VPS) |
Compliance
Frameworks each provider states on its own site, each linked to its source.
Heads up: Each entry links to the provider's own statement. An attestation can cover one tier, one region or the platform alone rather than every service. Verify the scope before you rely on it. A dash means we found nothing to link to, not that the provider lacks it.
Company details
| Fact | OpenRelay | VoltageGPU |
|---|---|---|
| Founded | -- | 2025 |
| Headquarters | USA | France |
| Locations | 3 | -- |
| Example customers | -- | -- |
| Website | openrelay.inc | voltagegpu.com |
Alternatives to consider
Compare OpenRelay and VoltageGPU against other cloud providers.
Our data for OpenRelay was last updated on Nov. 9, 2026, and for VoltageGPU on Nov. 9, 2026.