NVIDIA Tesla K80 VS AMD Instinct MI355X
Choosing between **K80** and **Instinct MI355X** 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 **$0.10/h** and **$2.29/h** respectively across 4 providers.
Instinct MI355X
📊 Detailed Specifications Comparison
| Specification | K80 | Instinct MI355X | Difference |
|---|---|---|---|
| Architecture & Design | |||
| Architecture | Kepler | CDNA 4 | - |
| Process Node | 28nm | 3nm | - |
| Target Market | datacenter | datacenter | - |
| Form Factor | Dual-slot PCIe | OAM | - |
| Memory & Bandwidth | |||
| VRAM Capacity | 24GB | 288GB | -92% |
| Memory Type | GDDR5 | HBM3e | - |
| Memory Bandwidth | 480 GB/s | 8.0 TB/s | -94% |
| Memory Bus Width | 384-bit | 8192-bit | - |
| Compute Infrastructure | |||
| CUDA Cores | 4,992 | N/A | |
| Stream Processors | N/A | 24,576 | |
| AI & Compute Performance (TFLOPS) | |||
| FP32 (Single Precision) | 8.7 TFLOPS | 210 TFLOPS | -96% |
| Power & Efficiency | |||
| TDP (Thermal Design Power) | 300W | 1000W | -70% |
| PCIe Interface | PCIe 3.0 x16 | PCIe 5.0 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 24GB.
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
NVIDIA Tesla K80
Based on current cloud pricing, the K80 starts at a lower hourly rate.
Technical Deep Dive: K80 vs Instinct MI355X
This head-to-head pits NVIDIA's Kepler against AMD's CDNA 4. The Instinct MI355X has a significant **264GB VRAM advantage**, which is crucial for training massive datasets or large language models. From a cost perspective, the **K80** is currently about **96% cheaper** per hour, offering better value for budget-conscious projects.
NVIDIA Tesla K80 is Best For:
- Old software support
- Any modern AI
AMD Instinct MI355X is Best For:
- Massive LLM training
- Budget projects
Frequently Asked Questions
Which GPU is better for AI training: K80 or Instinct MI355X?
For AI training, the key factors are VRAM size, memory bandwidth, and tensor core performance. The K80 offers 24GB of GDDR5 memory with 480 GB/s bandwidth, while the Instinct MI355X provides 288GB of HBM3e with 8.0 TB/s bandwidth. For larger models, the Instinct MI355X's higher VRAM capacity gives it an advantage.
What is the price difference between K80 and Instinct MI355X in the cloud?
Cloud GPU rental prices vary by provider and region. Based on our data, K80 starts at $0.10/hour while Instinct MI355X starts at $2.29/hour. This represents a 96% price difference.
Can I use Instinct MI355X instead of K80 for my workload?
It depends on your specific requirements. If your model fits within 288GB of VRAM and you don't need the additional throughput of the K80, the Instinct MI355X can be a cost-effective alternative. However, for workloads requiring maximum memory capacity or multi-GPU scaling, the K80's architecture may be essential.
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