MI300X vs MI355X
MI300X starts at $2.59/GPU-hour on-demand; MI355X starts at $5.99/GPU-hour on-demand. Compare the exact variants, memory and published specifications below. GPU spec numbers are not benchmarks.
56.8% cheaper at MI300X.
checked 22 October 2026. Price alone does not establish equivalent capacity or performance.
MI300X
MI355X
Spec sheet
| MI300X | MI355X | |
|---|---|---|
| Spec variant | MI300X | MI355X |
| Architecture | CDNA 3 | CDNA 4 |
| VRAM (spec variant) | 192 GB | 288 GB |
| FP16 TFLOPS (dense) | 1307 | 2500 |
| Memory bandwidth | 5300 GB/s | 8000 GB/s |
| TDP | 750 W | 1400 W |
| Interconnect | Infinity Fabric | Infinity Fabric |
| Launched | 2023 | 2025 |
Rental price per manufacturer-rated FP16 compute: MI300X $1.98 per PFLOP-hour vs MI355X $2.40. Formula: cheapest $/hr ÷ dense FP16 PFLOPS (1 PFLOP = 1000 TFLOPS). This uses MI300X and MI355X, whose datasheets may differ from the variants above. It is not measured job throughput. Specs: MI300X manufacturer, MI355X manufacturer.
What they cost to rent (22 October 2026)
| MI300X | MI355X | |
|---|---|---|
| Cheapest on-demand $/hr | $2.59 | $5.99 |
| Cheapest spot/community $/hr | – | $3.44 |
| Cheapest source | DigitalOcean | Daytona |
| Providers offering it | 5 | 2 |
Cite this data
GPU Rental Prices, "MI300X vs MI355X Price October 2026: Specs + Cheapest Rental", prices checked 22 October 2026, https://gpurentalprices.com/vs/mi300x-vs-mi355x
Quote it with a link to this page. Downloads of the whole dataset are on Data & API.
Cheapest on-demand rate; the cheaper one is highlighted. Spot/marketplace tiers shown on the individual pages.
MI300X and MI355X prices over time
- MI300X$2.39
- MI355X$5.99
On 22 October 2026 the MI355X's cheapest rate was $3.60 above the MI300X's; 90 days earlier, on 24 July 2026, the MI355X was $0.60 above, so the gap has widened by $3.00.
Daily figures (110 days)
| Date | MI300X | MI355X |
|---|---|---|
| 2026-10-22 | $2.39 | $5.99 |
| 2026-10-21 | $2.39 | $5.99 |
| 2026-10-20 | $2.39 | $5.99 |
| 2026-10-19 | $2.39 | $5.99 |
| 2026-10-18 | $2.39 | $5.99 |
| 2026-10-17 | $2.39 | $5.99 |
| 2026-10-16 | $2.39 | $5.99 |
| 2026-10-15 | $2.39 | $5.99 |
| 2026-10-14 | $2.39 | $5.99 |
| 2026-10-13 | $2.39 | $5.99 |
| 2026-10-12 | $2.39 | $5.99 |
| 2026-10-11 | $2.39 | $5.99 |
| 2026-10-10 | $2.39 | $5.99 |
| 2026-10-09 | $2.39 | $5.99 |
| 2026-10-08 | $2.39 | $5.99 |
| 2026-10-07 | $2.39 | $5.99 |
| 2026-10-06 | $2.39 | $5.99 |
| 2026-10-05 | $2.39 | $5.99 |
| 2026-10-04 | $2.39 | $2.59 |
| 2026-10-03 | $2.39 | $2.59 |
| 2026-10-02 | $2.39 | $2.59 |
| 2026-10-01 | $2.39 | $2.59 |
| 2026-09-30 | $2.39 | $2.59 |
| 2026-09-29 | $2.39 | $2.59 |
| 2026-09-28 | $2.39 | $2.59 |
| 2026-09-27 | $2.39 | $2.59 |
| 2026-09-26 | $2.39 | $2.59 |
| 2026-09-25 | $2.39 | $2.59 |
| 2026-09-24 | $2.39 | $2.59 |
| 2026-09-23 | $2.39 | $2.59 |
| 2026-09-22 | $2.39 | $2.59 |
| 2026-09-21 | $2.39 | $2.59 |
| 2026-09-20 | $2.39 | $2.59 |
| 2026-09-19 | $2.39 | $2.59 |
| 2026-09-18 | $2.39 | $2.59 |
| 2026-09-17 | $2.39 | $2.59 |
| 2026-09-16 | $2.39 | $2.59 |
| 2026-09-15 | $2.39 | $2.59 |
| 2026-09-14 | $2.39 | $2.59 |
| 2026-09-13 | $2.39 | $2.59 |
| 2026-09-12 | $2.39 | $2.59 |
| 2026-09-11 | $2.39 | $2.59 |
| 2026-09-10 | $2.39 | $2.59 |
| 2026-09-09 | $2.39 | $2.59 |
| 2026-09-08 | $2.39 | $2.59 |
| 2026-09-07 | $2.39 | $2.59 |
| 2026-09-06 | $2.39 | $2.59 |
| 2026-09-05 | $2.39 | $2.59 |
| 2026-09-04 | $2.39 | $2.59 |
| 2026-09-03 | $2.39 | $2.59 |
| 2026-09-02 | $2.39 | $2.59 |
| 2026-09-01 | $2.39 | $2.59 |
| 2026-08-31 | $2.39 | $2.59 |
| 2026-08-30 | $2.39 | $2.59 |
| 2026-08-29 | $2.39 | $2.59 |
| 2026-08-28 | $2.39 | $2.59 |
| 2026-08-27 | $2.39 | $2.59 |
| 2026-08-26 | $2.39 | $2.59 |
| 2026-08-25 | $2.39 | $2.59 |
| 2026-08-24 | $2.39 | $2.59 |
| 2026-08-23 | $2.39 | $2.59 |
| 2026-08-22 | $2.39 | $2.59 |
| 2026-08-21 | $2.39 | $2.59 |
| 2026-08-20 | $2.39 | $2.59 |
| 2026-08-19 | $2.39 | $2.59 |
| 2026-08-18 | $2.39 | $2.59 |
| 2026-08-17 | $2.39 | $2.59 |
| 2026-08-16 | $2.39 | $2.59 |
| 2026-08-15 | $2.39 | $2.59 |
| 2026-08-14 | $2.39 | $2.59 |
| 2026-08-13 | $2.39 | $2.59 |
| 2026-08-12 | $2.39 | $2.59 |
| 2026-08-11 | $2.39 | $2.59 |
| 2026-08-10 | $2.39 | $2.59 |
| 2026-08-09 | $2.39 | $2.59 |
| 2026-08-08 | $2.39 | $2.59 |
| 2026-08-07 | $2.39 | $2.59 |
| 2026-08-06 | $2.39 | $2.59 |
| 2026-08-05 | $2.39 | $2.59 |
| 2026-08-04 | $2.39 | $2.59 |
| 2026-08-03 | $2.39 | $2.59 |
| 2026-08-02 | $2.39 | $2.59 |
| 2026-08-01 | $1.99 | $2.59 |
| 2026-07-31 | $1.99 | $2.59 |
| 2026-07-30 | $1.99 | $2.59 |
| 2026-07-29 | $1.99 | $2.59 |
| 2026-07-28 | $1.99 | $2.59 |
| 2026-07-27 | $1.99 | $2.59 |
| 2026-07-26 | $1.99 | $2.59 |
| 2026-07-25 | $1.99 | $2.59 |
| 2026-07-24 | $1.99 | $2.59 |
| 2026-07-23 | $1.99 | $2.59 |
| 2026-07-22 | $1.99 | $2.59 |
| 2026-07-21 | $1.99 | $2.59 |
| 2026-07-20 | $1.99 | $2.59 |
| 2026-07-19 | $2.19 | $2.59 |
| 2026-07-18 | $2.19 | $2.59 |
| 2026-07-17 | $2.19 | – |
| 2026-07-16 | $2.19 | – |
| 2026-07-15 | $2.19 | – |
| 2026-07-14 | $2.19 | – |
| 2026-07-13 | $2.19 | – |
| 2026-07-12 | $2.19 | – |
| 2026-07-11 | $2.19 | – |
| 2026-07-10 | $2.19 | – |
| 2026-07-09 | $2.19 | – |
| 2026-07-08 | $2.19 | – |
| 2026-07-07 | $2.19 | – |
| 2026-07-06 | $2.19 | – |
| 2026-07-05 | $2.19 | – |
FAQ
MI300X is cheaper: the MI300X rents from $2.59 per GPU-hour and the MI355X from $5.99 on-demand, checked 22 October 2026.
The largest recorded MI300X variant has 192 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.