AMD Instinct MI355X VS AMD Radeon Pro V520
Choosing between **Instinct MI355X** and **Radeon Pro V520** depends on your specific AI workload requirements. The **Instinct MI355X** leads in both memory capacity and raw compute power, making it a stronger choice for high-end LLM training. Currently, you can rent these GPUs starting from **$2.29/h** and **$0.19/h** respectively across 3 providers.
Instinct MI355X
Radeon Pro V520
📊 Detailed Specifications Comparison
| Specification | Instinct MI355X | Radeon Pro V520 | Difference |
|---|---|---|---|
| Architecture & Design | |||
| Architecture | CDNA 4 | RDNA 1 | - |
| Process Node | 3nm | 7nm | - |
| Target Market | datacenter | datacenter | - |
| Form Factor | OAM | Single-slot PCIe | - |
| Memory & Bandwidth | |||
| VRAM Capacity | 288GB | 8GB | +3500% |
| Memory Type | HBM3e | HBM2 | - |
| Memory Bandwidth | 8.0 TB/s | 512 GB/s | +1463% |
| Memory Bus Width | 8192-bit | 2048-bit | - |
| Compute Infrastructure | |||
| Stream Processors | 24,576 | 2,304 | +967% |
| AI & Compute Performance (TFLOPS) | |||
| FP32 (Single Precision) | 210 TFLOPS | 9.4 TFLOPS | +2134% |
| Power & Efficiency | |||
| TDP (Thermal Design Power) | 1000W | 225W | +344% |
| PCIe Interface | PCIe 5.0 x16 | PCIe 4.0 x16 | - |
🎯 Use Case Recommendations
LLM & Large Model Training
AMD Instinct MI355X
Higher VRAM capacity and memory bandwidth are critical for training large language models. The Instinct MI355X offers 288GB compared to 8GB.
AI Inference
AMD Instinct MI355X
For inference workloads, performance per watt matters most. Consider the balance between FP16/INT8 throughput and power consumption.
Budget-Conscious Choice
AMD Radeon Pro V520
Based on current cloud pricing, the Radeon Pro V520 starts at a lower hourly rate.
Technical Deep Dive: Instinct MI355X vs Radeon Pro V520
This is a generational comparison within the AMD ecosystem, pitting CDNA 4 against RDNA 1. The Instinct MI355X has a significant **280GB VRAM advantage**, which is crucial for training massive datasets or large language models. From a cost perspective, the **Radeon Pro V520** is currently about **92% cheaper** per hour, offering better value for budget-conscious projects.
AMD Instinct MI355X is Best For:
- Massive LLM training
- Budget projects
AMD Radeon Pro V520 is Best For:
- Cloud gaming
- Virtualization
- AI training
Frequently Asked Questions
Which GPU is better for AI training: Instinct MI355X or Radeon Pro V520?
For AI training, the key factors are VRAM size, memory bandwidth, and tensor core performance. The Instinct MI355X offers 288GB of HBM3e memory with 8.0 TB/s bandwidth, while the Radeon Pro V520 provides 8GB of HBM2 with 512 GB/s bandwidth. For larger models, the Instinct MI355X's higher VRAM capacity gives it an advantage.
What is the price difference between Instinct MI355X and Radeon Pro V520 in the cloud?
Cloud GPU rental prices vary by provider and region. Based on our data, Instinct MI355X starts at $2.29/hour while Radeon Pro V520 starts at $0.19/hour. This represents a 1105% price difference.
Can I use Radeon Pro V520 instead of Instinct MI355X for my workload?
It depends on your specific requirements. If your model fits within 8GB of VRAM and you don't need the additional throughput of the Instinct MI355X, the Radeon Pro V520 can be a cost-effective alternative. However, for workloads requiring maximum memory capacity or multi-GPU scaling, the Instinct MI355X's architecture may be essential.
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