MI325X vs MI355X
MI325X starts at $3.80/GPU-hour on-demand; MI355X has no current on-demand rate. Compare the exact variants, memory and published specifications below. Peak compute figures do not establish application speed.
MI325X
MI355X
Spec sheet
| MI325X | MI355X | |
|---|---|---|
| Spec variant | MI325X | MI355X |
| Architecture | CDNA 3 | CDNA 4 |
| VRAM (spec variant) | 256 GB | 288 GB |
| FP16 TFLOPS (dense) | 1307 | 2500 |
| Memory bandwidth | 6000 GB/s | 8000 GB/s |
| TDP | 1000 W | 1400 W |
| Interconnect | Infinity Fabric | Infinity Fabric |
| Launched | 2024 | 2025 |
What they cost to rent (2026-10-02)
| MI325X | MI355X | |
|---|---|---|
| Cheapest on-demand $/hr | $3.80 | n/a |
| Cheapest spot/community $/hr | $2.00 | $2.59 |
| Cheapest source | DigitalOcean | n/a |
| Providers offering it | 2 | 1 |
Lowest recorded on-demand rate per configuration; highlighted = cheaper. Spot/marketplace tiers shown on the individual pages.
FAQ
Which has more VRAM, MI325X or MI355X?
The largest recorded MI325X variant has 256 GB and the largest MI355X variant has 288 GB. Other variants may have less memory. The MI355X has more.
Compare more rental options: the screener · price movers · methodology.