FlexStack
vs
VoltageGPU
What's good about each
- Infrastructure stays in your AWS account after cancelling
- Unlimited environments and services on every plan, including free
- Spot pricing for container services
- One-click apps such as Pocketbase, Directus and Umami
- Intel TDX VMs with H100, H200 and RTX PRO 6000 Blackwell GPUs
- Tenant-generated Intel and NVIDIA attestation
- Per-second billing with the unused first hour refunded
- 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 | FlexStack | VoltageGPU | Difference |
|---|---|---|---|
| Small VM | -- Not listed | $64.80 /mo 1 vCPU, 2 GB RAM, 10 GB (Small sandbox) | |
| Medium VM | -- Not listed | $194.40 /mo 4 vCPU, 54 GB RAM (Confidential CPU Small, AMD SEV-SNP) | |
| Large VM | -- Not listed | $388.80 /mo 8 vCPU, 107 GB RAM (Confidential CPU Medium, AMD SEV-SNP) |
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
VoltageGPU offers 3 GPU models. We don't currently list GPU prices for FlexStack.
Services
Managed services each provider offers.
| Service | FlexStack | VoltageGPU |
|---|---|---|
| GPU-powered Servers | ||
| Managed Containers | ||
| Serverless Cron Jobs | ||
| Static Sites | ||
| 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 | FlexStack | VoltageGPU |
|---|---|---|
| Founded | 2024 | 2025 |
| Headquarters | USA | France |
| Locations | -- | -- |
| Example customers | -- | -- |
| Website | flexstack.com | voltagegpu.com |
Alternatives to consider
Compare FlexStack and VoltageGPU against other cloud providers.
Our data for FlexStack was last updated on Sept. 18, 2026, and for VoltageGPU on Oct. 28, 2026.