Quick Insights
Specifications
| VRAM | 192GB HBM3 |
| Memory Bandwidth | 5.3 TB/s |
| FP16 TFLOPS | 653.7 |
| Tensor TFLOPS | - |
| FP32 TFLOPS | 163.4 |
| TDP | 750W |
| Form Factor | OAM |
| Architecture | CDNA3 |
| NVLink | No |
| Release Date | 2023-12 |
MI300X Price and Rental Notes
MI300X searches are mostly price and high-memory comparison intent. The core decision is whether 192GB HBM3 capacity offsets limited availability compared with NVIDIA H100 cloud ecosystems.
AMD MI300X price and cloud availability
MI300X is attractive for memory-bound LLM inference and training because 192GB VRAM can reduce model sharding. Compare its listed hourly cloud price against H100 and H200 options before choosing a stack.
When MI300X is the better value
MI300X becomes compelling when a workload needs very large memory per GPU and runs well on the available ROCm or provider-managed software environment.
Compatibility checks
Before migrating from NVIDIA, confirm framework support, container images, kernel versions, multi-GPU networking, and whether your model libraries are tested on MI300X.
| Decision factor | Buy or rent signal | Cost check |
|---|---|---|
| 192GB memory fit | MI300X is strongest when the workload avoids extra model sharding or smaller batches because of its memory headroom. | Compare cost per completed job, not only the hourly rate, when MI300X reduces sharding overhead. |
| ROCm and framework compatibility | Rent first if the team has not validated kernels, containers, quantization libraries, and monitoring on AMD GPUs. | Add engineering time and migration risk to the price comparison against H100. |
| Provider availability | Use cloud MI300X when capacity is available in the right region and data movement is manageable. | Check storage, network egress, and contract minimums before treating a low GPU-hour price as final cost. |
MI300X cost planning checklist
- Run a compatibility test with the same framework, model size, quantization settings, and container image you plan to use in production before treating MI300X as a lower-cost H100 substitute.
- Compare MI300X against H100 and H200 using cost per completed batch, not only cost per hour. The 192GB memory advantage matters most when it reduces sharding, offload, or smaller batch compromises.
- Check provider inventory, region, data egress, support response, and whether the platform exposes the MI300X topology your workload needs for multi-GPU jobs.
Reference checks: AMD Instinct MI300X specifications · RunPod GPU pricing reference
Buy vs Rent Analysis
Buy Hardware
- One-time cost, unlimited usage
- Full control over hardware
- Electricity & cooling costs extra
- Depreciation over 2-3 years
Rent Cloud GPU
- Pay only for what you use
- No upfront investment
- Scale up/down instantly
- No maintenance required
Breakeven Point
At $1.99/hr cloud pricing, buying the hardware pays off after 9,045 hours (~377 days or 12.6 months of 24/7 usage).
| Usage | Monthly Cloud Cost | Months to Breakeven |
|---|---|---|
| 100 hrs/month | $199.00 | 91 months |
| 200 hrs/month | $398.00 | 46 months |
| 500 hrs/month | $995.00 | 19 months |
Cloud GPU Pricing
Rent AMD Instinct MI300X from 1 cloud providers. Prices shown per GPU per hour.
| Provider | Type | Instance | GPUs | On-Demand | Per GPU | Spot | Availability |
|---|---|---|---|---|---|---|---|
| RunPod | gpu-cloud | AMD Instinct MI300X OAM | 1x | $1.99/hr | $1.99/hr Cheapest | $1.49/hr (-25%) | - |
MI300X vs Alternatives
Compare AMD Instinct MI300X with similar GPUs from other brands.
| GPU | VRAM | FP16 TFLOPS | Bandwidth | Hardware Price | Cloud Price | |
|---|---|---|---|---|---|---|
| MI300X Current | 192GB | 653.7 | 5.3 TB/s | $18k | - | - |
| B200 NVIDIA | 192GB (+0%) | - | 8.0 TB/s | $45k (+150%) | $3.75/hr | Compare |
| B200 SXM6 NVIDIA | 180GB (-6%) | - | - | - | $4.99/hr | Compare |
| NVIDIA H200 NVL NVIDIA | 143GB (-26%) | - | - | - | $3.39/hr | Compare |
| H200 NVIDIA | 141GB (-27%) | 134.0 (-80%) | 4.8 TB/s | $38k (+111%) | $2.30/hr | Compare |
| GH200 NVIDIA | 96GB (-50%) | - | - | - | $1.49/hr | Compare |
Best Use Cases for MI300X
Compare MI300X
Popular Comparisons
Other AMD GPUs
- MI355X 288GB · $25k
- MI300 128GB · $15k
- AMD Radeon RX 7900 XT 20GB · -
- AMD Radeon RX 7900 XTX 24GB · -
- AMD Instinct MI100 32GB · -
Alternatives
- B200 192GB · $45k
- B200 SXM6 180GB · -
- NVIDIA H200 NVL 143GB · -
- H200 141GB · $38k
- GH200 96GB · -
