Chip comparison
AWS Trainium (Trn1) vs Tesla HW4 (FSD Computer 2)
Side-by-side specs
Straight from each vendor's datasheet. Winner in bold: higher throughput, memory, or transistor count; lower power draw or price. Sparse (2:4) throughput roughly doubles the FP8/INT8 numbers shown.
| Field | AWS Trainium (Trn1) | Tesla HW4 (FSD Computer 2) |
|---|---|---|
| Process node | TSMC N7 | Samsung 7LPP |
| TDP | 500 W | 90 W |
| Memory | 32 GB HBM2e | 16 GB GDDR6 |
| Memory bandwidth | 820 GB/s | — |
| BF16 (dense) | 210 TFLOPS | — |
| INT8 (dense) | — | 300 TOPS |
| Form factor | Trn1 EC2 instance | Auto-board (dual-SoC) |
| Announced | 2020-12-01 | 2023-01-01 |
| Released | 2022-10-01 | 2023-02-01 |
Robots running AWS Trainium (Trn1)
No robots publicly running it yet.
Robots running Tesla HW4 (FSD Computer 2)
Data centers with AWS Trainium (Trn1)
No data centers publicly running it yet.
Data centers with Tesla HW4 (FSD Computer 2)
No data centers publicly running it yet.
Common questions
AWS Trainium (Trn1) vs Tesla HW4 (FSD Computer 2): which has more memory?
AWS Trainium (Trn1) carries more HBM (AWS Trainium (Trn1): 32 GB HBM2e; Tesla HW4 (FSD Computer 2): 16 GB GDDR6). Memory capacity sets the largest model that fits on one chip without partitioning; memory bandwidth sets inference throughput.
AWS Trainium (Trn1) vs Tesla HW4 (FSD Computer 2): which is more widely used?
AWS Trainium (Trn1): 0 robots and 0 data centers publicly running it. Tesla HW4 (FSD Computer 2): 3 robots and 0 data centers. Empty here means no operator has said publicly, not zero adoption in the market.
See also: every chip comparison · AWS Trainium (Trn1) full page · Tesla HW4 (FSD Computer 2) full page.