AMD MI300X
vs
Nvidia B100
Two data center GPUs, one CDNA 3 and one Blackwell: 192 GB HBM3 against up to 192 GB HBM3e and 51% more memory bandwidth on the B100.
At a glance
Updated 6 minutes ago- Memory
- 192 GB
- HBM3
- Memory bandwidth
- 5.30 TB/s
- From
- $2.59 /GPU/hr
- 10 providers
- Memory
- 192 GB
- HBM3e
- Memory bandwidth
- 8.00 TB/s
- From
- --
Price comparison
Cheapest listed price per GPU per hour by billing type, and the median across providers.
| Billing | MI300X | B100 | Difference |
|---|---|---|---|
| On-demand | $2.59 | -- | |
| Spot | $1.60 | No spot listings | |
| Reserved | $1.61 | No reserved listings | |
| Median | $2.99 | -- |
Median: Median across providers, one vote each, so a large catalog does not outweigh a small one.
Price history
MI300X vs B100 price history
Weekly median on-demand price per GPU per hour
Specs comparison
| Spec | MI300X | B100 | Difference |
|---|---|---|---|
| Memory | |||
| Capacity | 192 GB HBM3 | 192 GB HBM3e | Identical |
| Bandwidth | 5,300 GB/s | 8,000 GB/s | 1.5x higher on B100 |
| Bus width | 8,192-bit | ||
| Compute · dense | |||
| FP4 | Not supported | 7,000 TFLOPS | B100 only |
| FP8 | 2,614.9 TFLOPS | 3,500 TFLOPS | 1.3x higher on B100 |
| FP16 / BF16 | 1,307.4 TFLOPS | 1,750 TFLOPS | 1.3x higher on B100 |
| INT8 | 2,614.9 TOPS | 3,500 TOPS | 1.3x higher on B100 |
| FP32 | 163.4 TFLOPS | 60 TFLOPS | 2.7x higher on MI300X |
| FP64 | 81.7 TFLOPS | 30 TFLOPS | 2.7x higher on MI300X |
| Platform | |||
| Interconnect | Infinity Fabric 896 GB/s | NVLink 1,800 GB/s | 2x higher on B100 |
| Released | Q4 2023 | Q4 2024 | 11 months newer on B100 |
| Precision | |||
| Supported formats | FP8FP16BF16TF32FP32FP64INT8 | FP4FP6FP8FP16BF16TF32FP32FP64INT8 | |
Compute: Vendor peak figures, dense and per GPU. Not measured throughput.
Source: MI300X datasheet and B100 datasheet.
Where to rent them
Providers listing these GPUs, those with both first, so you can switch without moving clouds.
| Provider | MI300X /GPU/hr | B100 /GPU/hr |
|---|---|---|
DigitalOcean
|
On-Demand $2.59 | -- |
Cyfuture AI
|
On-Demand $2.78 | -- |
Hot Aisle
|
On-Demand $2.99 | -- |
Oracle Cloud
|
On-Demand $6.00 | -- |
Azure
|
On-Demand $7.86 | -- |
Cirrascale
|
Reserved (12mo) $3.12 | -- |
Crusoe
|
Reservation on request | -- |
Runpod
|
Reservation on request | -- |
10 providers list the MI300X and 0 the B100. Every listing is on the MI300X page and the B100 page.
Similar GPUs
Other comparisons in the same class.
Our data for AMD MI300X was last updated on Sept. 7, 2026, and for Nvidia B100 on Sept. 7, 2026.