Voltage Park vs. Phala

Voltage Park is a trailblazer in the realm of GPU cloud infrastructure, offering both on-demand and reserved access to state-of-the-art NVIDIA HGX H100 GPUs housed in Dell PowerEdge XE9680 servers, each equipped with 1TB of RAM and v52 CPUs. The foundation of their infrastructure is bolstered by six Tier 3+ data centers strategically positioned across the United States, ensuring consistent availability and reliability through redundant systems for power, cooling, networking, fire suppression, and security. A sophisticated InfiniBand network with a capacity of 3200 Gbps guarantees rapid communication and low latency between GPUs and workloads, significantly boosting overall performance. Voltage Park places a high emphasis on security and compliance, utilizing Palo Alto firewalls along with robust measures like encryption, access controls, continuous monitoring, disaster recovery plans, penetration testing, and regular audits to safeguard their infrastructure. With a remarkable stockpile of 24,000 NVIDIA H100 Tensor Core GPUs, Voltage Park provides a flexible computing environment, empowering clients to scale their GPU usage from as few as 64 to as many as 8,176 GPUs as required, which supports a diverse array of workloads and applications. Their unwavering dedication to innovation and client satisfaction not only solidifies Voltage Park's reputation but also establishes it as a preferred partner for enterprises in need of sophisticated GPU solutions, driving growth and technological advancement.

Phala is transforming AI deployment by offering a confidential compute architecture that protects sensitive workloads with hardware-level guarantees. Built on advanced TEE technology, Phala ensures that code, data, and model outputs remain private—even from administrators, cloud providers, and hypervisors. Its catalog of confidential AI models spans leaders like OpenAI, Google, Meta, DeepSeek, and Qwen, all deployable in encrypted GPU environments within minutes. Phala’s GPU TEE system supports NVIDIA H100, H200, and B200 chips, delivering approximately 95% of native performance while maintaining 100% data privacy. Through Phala Cloud, developers can write code, package it using Docker, and launch trustless applications backed by automatic encryption and cryptographic attestation. This enables private inference, confidential training, secure fine-tuning, and compliant data processing without handling hardware complexities. Phala’s infrastructure is built for enterprise needs, offering SOC 2 Type II certification, HIPAA-ready environments, GDPR-compliant processing, and a record of zero security breaches. Real-world customer outcomes include cost-reduced financial compliance workflows, privacy-preserving medical research, fully verifiable autonomous agents, and secure AI SaaS deployments. With thousands of active teams and millions in annual recurring usage, Phala has become a critical privacy layer for companies deploying sensitive AI workloads. It provides the secure, transparent, and scalable environment required for building AI systems people can confidently trust.