Overview
Strengths & Best For
GPUwerk is a specialist GPU cloud operated by PRINT IT! SE, based in Prague with datacenter infrastructure in Hradec Kralove, Czech Republic. The platform offers dedicated machine rentals with per-minute billing from prepaid credit, no egress fees, and optional 1–24 month reservations. Current catalog: DGX Spark (GB10) with 128 GB unified LPDDR5x memory, RTX 5090 32 GB, and a linked 2-node DGX Spark cluster (256 GB total across two nodes, not one pool) at $1.79/hr. EU data residency (Czech Republic).
- Dedicated machine per rental — no shared tenancy
- Per-minute billing from prepaid credit
- EU data residency (Czech Republic)
- No egress fees
- DGX Spark (GB10) with 128 GB unified LPDDR5x memory
- No workspace backup
- Container access only — not host root
- Stopped instances billed at 75% of on-demand rate
- DGX Spark uses Arm64 architecture — container images must target linux/arm64
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Hot Aisle provides bare-metal H100, A100, and RTX GPU servers with no virtualization overhead and dedicated hardware for AI training and HPC workloads, based in the UK. Monthly and on-demand billing options are available for teams that need consistent, dedicated GPU performance without shared-tenancy concerns. A strong bare-metal GPU option for UK-based HPC teams and AI labs that need maximum hardware performance and full control over their compute environment.
- Bare-metal performance
- No virtualization overhead
- UK presence
- Bare-metal only — requires more infrastructure management
- Limited self-service tooling
- Smaller ecosystem vs cloud providers
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Key differences
GPUwerk
EU specialist GPU cloud — DGX Spark and RTX 5090, per-minute billing, Czech Republic
Hot Aisle
Bare-metal GPU infrastructure