GPU MODELS / ALTERNATIVES TO MI350X
Alternatives to the MI350X
The MI350X is AMD's fourth-generation Instinct flagship: 288 GB of HBM3E at 8 TB/s with FP16 throughput at 2.3 PFLOPS, matching the MI355X's compute at a lower 1,000 W air-cooled power envelope. It is the direct competitor to NVIDIA's B200 for large-model training and inference, with AMD's usual pitch: more memory per GPU than the NVIDIA alternative, so fewer GPUs per model replica.
People usually compare the MI350X against MI300X, MI355X. Prices below are live on-demand published rates from the panel.
LOADING LIVE DATA...
| Alternative | Memory | Bandwidth | Cheapest live rate | Head to head |
|---|---|---|---|---|
| MI300X | 192 GB HBM3 | 5.3 TB/s | - | MI350X vs MI300X |
| MI355X | 288 GB HBM3e | 8 TB/s | - | MI350X vs MI355X |
WHEN EACH ALTERNATIVE WINS
MI300X
The generational jump: 288 GB vs 192 GB, 8 vs 5.3 TB/s, and roughly 1.8x the FP16 matrix throughput (2.3 vs 1.3 PFLOPS class). Where MI350X rents near MI300X on the panel, it is the clear pick; the older chip wins only on availability and price.
MI355X
Same silicon, same compute figures - the MI355X is the 1,400 W direct-liquid-cooled variant that sustains higher clocks. Air-cooled clusters take the MI350X; dense liquid-cooled builds take the MI355X.
MI350X ALTERNATIVES - FAQ
What is the best alternative to the MI350X?
It depends on the workload. MI300X: The MI300X is AMD's serious answer to Hopper: more memory (192 GB) and more bandwidth (5.3 TB/s) than any NVIDIA part before Blackwell, at panel prices that frequently undercut H100. MI355X: The MI355X is AMD's CDNA 4 flagship: 288 GB of HBM3e aimed squarely at large-model inference and training, with FP4 support matching Blackwell Ultra's pitch. Live rates for each are in the table above.
Why look for MI350X alternatives?
CUDA-locked software stacks that cannot move to ROCm - the hardware competes with B200, the ecosystem porting cost is the real line item.
How much does the MI350X cost compared to its alternatives?
Each alternative's current cheapest published rate is listed in the table above; figures recompute hourly from provider-published prices.